NOAA/NWS · 实时热榜

...The Flood Warning continues for the following rivers in Indiana... Illinois... Wabash River at New Harmony. .Due to recent heavy rain, the Wabash River has risen above flood stage at New Harmony. The river is forecast to continue rising to its crest at 15.7 feet early Friday morning. For the Wabash River...including New Harmony...Minor flooding is forecast. * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Wabash River at New Harmony. * WHEN...Until Sunday morning. * ADDITIONAL DETAILS... - At 7:30 PM CDT Tuesday the stage was 15.1 feet. - Forecast...The river is expected to rise to a crest of 15.7 feet early Friday morning. It will then fall below flood stage early Sunday morning. - Flood stage is 15.0 feet. Safety instructions: Be especially cautious at night when it is harder to recognize the dangers of flooding.

The Flash Flood Watch for the Aspen Acres Burn Scar for this evening has expired, as the flash flooding threat has ended for tonight. Safety instructions: You should monitor later forecasts and be prepared to take action should Flash Flood Warnings be issued.

...The Flood Warning is extended for the following rivers in Indiana... Wabash River at Montezuma affecting Parke, Vigo and Vermillion Counties. .Minor flooding along the Wabash River from prolonged heavy rainfall last week across central and northern Indiana continues. * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Wabash River at Montezuma. * WHEN...Until late Wednesday night. * IMPACTS...At 14.0 feet, Several hundred acres of bottomlands along the right bank from the mouth of Sugar Creek to northern edge of Montezuma begin to flood. * ADDITIONAL DETAILS... - At 9:45 PM EDT Tuesday the stage was 15.3 feet. - Bankfull stage is 10.0 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 9:45 PM EDT Tuesday was 17.3 feet. - Forecast...The river is expected to fall below flood stage tomorrow afternoon and continue falling to 7.9 feet Friday, September 04. - Flood stage is 14.0 feet. - Flood History...This crest compares to a previous crest of 15.4 feet on 05/04/1996. - http://www.weather.gov/safety/flood Safety instructions: Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Motorists should not attempt to drive around barricades or drive cars through flooded areas. Additional information is available at www.weather.gov/ind. The next statement will be issued Wednesday morning at 1115 AM EDT.

...The Flood Warning is extended for the following rivers in Illinois... Illinois River at Beardstown affecting Schuyler, Morgan, Cass and Brown Counties. Illinois River near Havana affecting Mason, Cass and Fulton Counties. .The following forecasts are based on observed precipitation, soil moisture conditions, and forecast precipitation. * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Illinois River near Havana. * WHEN...Until Saturday afternoon. * IMPACTS...At 14.0 feet, Minor flooding begins to agricultural areas not protected by levees. * ADDITIONAL DETAILS... - At 8:45 PM CDT Tuesday the stage was 15.5 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 8:45 PM CDT Tuesday was 15.8 feet. - Forecast...The river is expected to fall below flood stage Saturday morning and continue falling to 11.5 feet Tuesday, September 01. - Flood stage is 14.0 feet. - http://www.weather.gov/safety/flood Safety instructions: Persons with interests along this river need to remain aware of the latest forecasts and associated flood risk for their area. Stay tuned for further updates on this flooding situation. Additional information is available at www.weather.gov. The next statement will be issued Wednesday morning at 945 AM CDT.

* WHAT...Dangerously hot conditions with This level of heat affects most individuals sensitive to heat, especially those without effective cooling and/or adequate hydration. expected. * WHERE...Eastern Interior, Mayaguez and Vicinity, North Central, Northeast, Northwest, Ponce and Vicinity, San Juan and Vicinity, Southeast, and Southwest Counties. * WHEN...From 9 AM this morning to 5 PM AST this afternoon. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events. Safety instructions: Do not leave young children and pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1. Stay cool, stay hydrated, stay informed.

* WHAT...For the Wind Advisory, north winds 20 to 30 mph with gusts up to 45 mph. For the Extreme Heat Warning, dangerously hot conditions with high temperatures of 100 to 110 common. * WHERE...Santa Ynez Mountains Western Range. * WHEN...For the Wind Advisory, until 6 AM PDT Wednesday. For the Extreme Heat Warning, until 8 PM PDT Friday. * IMPACTS...There is a high risk for dangerous heat illness, especially for sensitive groups like the very young, the very old, those without air conditioning, and those active outdoors. Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. Safety instructions: Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Do not leave young children and pets in unattended vehicles. Limit strenuous activities to early morning or evening hours. Take action when you see symptoms of heat exhaustion. Winds this strong can make driving difficult, especially for high profile vehicles. Use extra caution. Secure outdoor objects.

...FIRE WEATHER WATCH REMAINS IN EFFECT FROM THURSDAY MORNING THROUGH THURSDAY EVENING FOR STRONG GUSTY WIND AND LOW RH FOR FIRE WEATHER ZONES 285, 624, AND 625... * IMPACTS...Any fires that develop will likely spread rapidly. * AFFECTED AREA...In California...Fire weather zone 285. In Oregon...Fire weather zone 624, mainly from around the Wright's Spring Fire and Bonanza eastward...and all of fire weather zone 625. * WIND...South to southwest at 15 to 25 mph with gusts of 30 to 40 mph both days. * HUMIDITY...Daytime humidities down around 9 to 15 percent both days. * DETAILED URL...View the hazard area in detail at https://weather.gov/wrh/hazards?wfo=mfr Safety instructions: Follow all fire restrictions. You can find your county's emergency sign up form as well as links to fire restrictions at weather.gov/medford/wildfire. One less spark, one less wildfire. Be sure you're signed up for your county's emergency alert system. Familiarize yourself with your emergency plan and make sure you listen to emergency services. Visit ready.gov/plan for more information. A Red Flag Warning is issued when we identify weather conditions that promote rapid spread of fire which may become life- threatening. This does not mean there is a fire. These conditions are either occurring now or will begin soon. It is important to have multiple ways to receive information from authorities. If you have not packet your go kit yet, now is the time to do so. This includes items like important documents and essentials you cannot live without. Fill your vehicle's fuel tank. Visit ready.gov/kit fo…

* WHAT...Dangerously hot conditions with high temperatures up to 108 degrees expected. Morning low temperatures between 75 and 80 degrees will provide little relief at night. Major to Extreme Heat Risk is expected during this time. * WHERE...Indian Wells Valley, Mojave Desert, and Mojave Desert Slopes. * WHEN...Until 11 PM PDT Wednesday. * IMPACTS...Heat related illnesses increase significantly during extreme heat events. Safety instructions: Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning or evening. Take action when you see symptoms of heat exhaustion and heat stroke. Stay cool, stay hydrated, stay informed. Monitor the latest forecasts and warnings for updates.

...The Flood Warning is extended for the following rivers in Illinois... Illinois River at Beardstown affecting Schuyler, Morgan, Cass and Brown Counties. Illinois River near Havana affecting Mason, Cass and Fulton Counties. .The following forecasts are based on observed precipitation, soil moisture conditions, and forecast precipitation. * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Illinois River at Beardstown. * WHEN...Until Monday evening. * IMPACTS...At 14.4 feet, Seepage problems begin in the Coal Creek Drainage and Levee District. * ADDITIONAL DETAILS... - At 8:45 PM CDT Tuesday the stage was 16.0 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 8:45 PM CDT Tuesday was 16.2 feet. - Forecast...The river is expected to fall below flood stage early Monday afternoon and continue falling to 13.1 feet Tuesday, September 01. - Flood stage is 14.0 feet. - http://www.weather.gov/safety/flood Safety instructions: Persons with interests along this river need to remain aware of the latest forecasts and associated flood risk for their area. Stay tuned for further updates on this flooding situation. Additional information is available at www.weather.gov. The next statement will be issued Wednesday morning at 945 AM CDT.

* WHAT...Hot daytime conditions with high temperatures between 100 and 110 common. Warm overnight conditions will bring less relief than usual. * WHERE...Most mountains and valleys of Los Angeles, Ventura, and Santa Barbara Counties. * WHEN...Until 8 PM PDT Friday. * IMPACTS...There is a high risk for dangerous heat illness, especially for sensitive groups like the very young, the very old, those without air conditioning, and those active outdoors. Safety instructions: Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Do not leave young children and pets in unattended vehicles. Limit strenuous activities to early morning or evening hours. Take action when you see symptoms of heat exhaustion.

* WHAT...Hot daytime conditions with high temperatures between 92 and 102 common. Warm overnight conditions will bring less relief than usual. * WHERE...Most coastal areas of Los Angeles, Ventura, and southern Santa Barbara Counties. * WHEN...Until 8 PM PDT Friday. * IMPACTS...There is a high risk for dangerous heat illness, especially for sensitive groups like the very young, the very old, those without air conditioning, and those active outdoors. Safety instructions: Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Do not leave young children and pets in unattended vehicles. Limit strenuous activities to early morning or evening hours. Take action when you see symptoms of heat exhaustion.

...RED FLAG WARNING IN EFFECT THROUGH 3 PM FRIDAY FOR MANY INTERIOR PORTIONS OF SOUTHWEST CALIFORNIA DUE TO EXTREME HEAT AND INSTABILITY ALONG WITH LOCALLY GUSTY WINDS AND LOW HUMIDITIES... .A very hot and unstable air mass combined with locally gusty winds and low humidities will bring a significant risk of large plume dominated fires with rapid spread and extreme fire behavior. * TEMPERATURES...Highs 96 to 106 across the lower elevations. Highs 85 to 95 common across the higher mountains. Lows in the mid 70s to mid 80s common in the mountains and foothills. * INSTABILITY...Very deep mixing heights of 12,000 to 18,000 feet today through Thursday, slightly lower on Friday. * WINDS...Southwest 10 to 20 mph with gusts 20 to 30 mph each afternoon into early evening. * RELATIVE HUMIDITY...Minimum humidities 10 to 20 percent each day, Poor recoveries overnight hours in the mountains and foothills with humidities in the 15 to 30 percent range. * IMPACTS...There is a significant risk of large plume dominated fires with rapid fire spread and extreme fire behavior. There is a history of large plume dominated fires this time of year with similar weather and fuel conditions, including the Bridge, Bobcat, and Station fires. Safety instructions: A Red Flag Warning means that critical fire weather conditions will occur shortly. Use extreme caution with anything that can spark a wildfire. Residents near wildland interfaces should be prepared to evacuate if a wildfire breaks out. See readyforwildfire.org and wildfirerisk.org for information.

* WHAT...Dangerously hot conditions with high temperatures up to 110 expected. Overnight low temperatures will be mostly in the 70s. * WHERE...San Bernardino and Riverside County Valleys-The Inland Empire. * WHEN...Until 8 PM PDT Friday. * IMPACTS...Heat related illnesses increase significantly during extreme heat events. Hot temperatures may cause heat illnesses. * ADDITIONAL DETAILS...Low temperatures 5 to 10 degrees above normal will limit overnight relief from the heat. Increasing temperatures through Friday will increase the threat of heat-related illness across populations. Safety instructions: Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors.

* WHAT...Dangerously hot conditions with high temperatures during the peak of the heat on Thursday and Friday in the upper 90s in the western valleys to 108 in the inland valleys expected. Low temperatures will be mostly in the 70s. * WHERE...San Diego County Valleys. * WHEN...Until 8 PM PDT Friday. * IMPACTS...Heat related illnesses increase significantly during extreme heat events. Hot temperatures may cause heat illnesses. * ADDITIONAL DETAILS...Low temperatures 5 to 10 degrees above normal will limit relief from the heat. Increasing temperatures through Friday will increase the threat of heat-related illness across populations. Safety instructions: Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors.

* WHAT...Dangerously hot conditions with high temperatures in the mid 90s to 105 expected. * WHERE...Santa Ana Mountains and Foothills. * WHEN...Until 8 PM PDT Friday. * IMPACTS...Heat related illnesses increase significantly during extreme heat events. Hot temperatures may cause heat illnesses. * ADDITIONAL DETAILS...Low temperatures 5 to 10 degrees above normal will limit relief from the heat. Increasing temperatures through Friday will increase the threat of heat-related illness across populations. Safety instructions: Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors.

* WHAT...Dangerously hot conditions with high temperatures in the mid 90s to low 100s expected. * WHERE...San Diego County Mountains. * WHEN...Until 8 PM PDT Friday. * IMPACTS...Heat related illnesses increase significantly during extreme heat events. Hot temperatures may cause heat illnesses. * ADDITIONAL DETAILS...Low temperatures 10 to 15 degrees above normal will limit relief from the heat. Increasing temperatures through Friday will increase the threat of heat-related illness across populations. Safety instructions: Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors.

* WHAT...Dangerously hot conditions with high temperatures in the upper 90s to 105 expected. * WHERE...Apple and Lucerne Valleys. * WHEN...Until 8 PM PDT Friday. * IMPACTS...Heat related illnesses increase significantly during extreme heat events. Hot temperatures may cause heat illnesses. * ADDITIONAL DETAILS...Low temperatures 5 to 10 degrees above normal will limit relief from the heat. Increasing temperatures through Friday will increase the threat of heat-related illness across populations. Safety instructions: Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors.

* WHAT...Dangerously hot conditions with high temperatures of 110 to 115 expected. Low temperatures will be mostly in the mid 80s to mid 90s. * WHERE...Coachella Valley, San Diego County Deserts, and San Gorgonio Pass near Banning. * WHEN...Until 8 PM PDT Friday. * IMPACTS...Heat related illnesses increase significantly during extreme heat events. Hot temperatures may cause heat illnesses. * ADDITIONAL DETAILS...Overnight temperatures 5 to 10 degrees above normal will limit relief from the heat. Safety instructions: Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors.

* WHAT...Dangerously hot conditions with high temperatures in the mid 90s to 105 expected. Low temperatures will be mostly in the 70s. * WHERE...Orange County Inland Areas. * WHEN...Until 8 PM PDT Friday. * IMPACTS...Heat related illnesses increase significantly during extreme heat events. Hot temperatures may cause heat illnesses. * ADDITIONAL DETAILS...Low temperatures 5 to 10 degrees above normal will limit relief from the heat. Increasing temperatures through Friday will increase the threat of heat-related illness across populations. Safety instructions: Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors.

* WHAT...For the Wind Advisory, North winds 20 to 30 mph with gusts up to 45 mph. For the Extreme Heat Warning, dangerously hot conditions with high temperatures of 92 to 102 common. * WHERE...Santa Barbara County Southwestern Coast. * WHEN...For the Wind Advisory, until 6 AM PDT Wednesday. For the Extreme Heat Warning, until 8 PM PDT Friday. * IMPACTS...There is a high risk for dangerous heat illness, especially for sensitive groups like the very young, the very old, those without air conditioning, and those active outdoors. Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. Safety instructions: Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Do not leave young children and pets in unattended vehicles. Limit strenuous activities to early morning or evening hours. Take action when you see symptoms of heat exhaustion. Winds this strong can make driving difficult, especially for high profile vehicles. Use extra caution. Secure outdoor objects.

...RED FLAG WARNING IN EFFECT THROUGH 3 PM FRIDAY FOR MANY INTERIOR PORTIONS OF SOUTHWEST CALIFORNIA DUE TO EXTREME HEAT AND INSTABILITY ALONG WITH LOCALLY GUSTY WINDS AND LOW HUMIDITIES... .A very hot and unstable air mass combined with locally gusty winds and low humidities will bring a significant risk of large plume dominated fires with rapid spread and extreme fire behavior. * TEMPERATURES...Highs 100 to 110 across the lower mountains, adjacent foothills and the Cuyama Valley, and 85 to 95 across higher mountains. Lows in the mid 70s to mid 80s common in the mountains and foothills. * INSTABILITY...Very deep mixing heights of 12,000 to 20,000 feet today through Thursday, slightly lower on Friday. * WINDS...Local northwest to north winds 15 to 25 mph with gusts up to 35 mph at times, strongest across the I-5 and Highway 33 corridors. A slightly stronger northerly wind push is possible late Thursday night into Friday morning, with gusts up to 40 mph possible across the I-5 corridor. * RELATIVE HUMIDITY...Minimum humidities 10 to 20 percent each day, with isolated values as low as 7 percent Wednesday through Friday. Poor recoveries overnight hours in the mountains and foothills with humidities in the 15 to 30 percent range. * IMPACTS...There is a significant risk of large plume dominated fires with rapid fire spread and extreme fire behavior. There is a history of large plume dominated fires this time of year with similar weather and fuel conditions, including the Bridge, Bobcat, and Station fires. Safety instructions: A Red Flag Warning means that critical fire we…

* WHAT...Dangerously hot conditions. Afternoon temperatures 104 to 113. Major to Extreme Heat Risk. * WHERE...Dripping Springs, Globe/Miami, and Tonto Basin. * WHEN...Until 8 PM MST Friday. * IMPACTS...Increase in heat related illnesses, including heat cramps, heat exhaustion, and heat stroke. Heat stroke can lead to death. Safety instructions: An Extreme Heat Warning means that a period of very hot temperatures, even by local standards, will occur. Actions should be taken to lessen the impact of the extreme heat. Take extra precautions if you work or spend time outside. When possible, reschedule strenuous activities to early morning or evening. Know the signs and symptoms of heat exhaustion and heat stroke. Wear lightweight and loose-fitting clothing when possible and drink plenty of water. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1. Public cooling shelters are available in some areas. Consult county officials for more details.

* WHAT...Dangerously hot conditions. Afternoon temperatures 104 to 116. Major Heat Risk. * WHERE...Chuckwalla Mountains, Salton Sea, Chiriaco Summit, and Joshua Tree NP East. * WHEN...Until 8 PM PDT Friday. * IMPACTS...Overexposure can cause heat cramps and heat exhaustion to develop and, without intervention, can lead to heat stroke. Safety instructions: An Extreme Heat Warning means that a period of very hot temperatures, even by local standards, will occur. Actions should be taken to lessen the impact of the extreme heat. Take extra precautions if you work or spend time outside. When possible, reschedule strenuous activities to early morning or evening. Know the signs and symptoms of heat exhaustion and heat stroke. Wear lightweight and loose-fitting clothing when possible and drink plenty of water. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1. Public cooling shelters are available in some areas. Consult county officials for more details.

...FIRE WEATHER WATCH REMAINS IN EFFECT FROM THURSDAY MORNING THROUGH THURSDAY EVENING FOR STRONG GUSTY WIND AND LOW RH FOR FIRE WEATHER ZONES 285, 624, AND 625... * IMPACTS...Any fires that develop will likely spread rapidly. * AFFECTED AREA...In California...Fire weather zone 285. In Oregon...Fire weather zone 624, mainly from around the Wright's Spring Fire and Bonanza eastward...and all of fire weather zone 625. * WIND...South to southwest at 15 to 25 mph with gusts of 30 to 40 mph both days. * HUMIDITY...Daytime humidities down around 9 to 15 percent both days. * DETAILED URL...View the hazard area in detail at https://weather.gov/wrh/hazards?wfo=mfr Safety instructions: Follow all fire restrictions. You can find your county's emergency sign up form as well as links to fire restrictions at weather.gov/medford/wildfire. One less spark, one less wildfire. Be sure you're signed up for your county's emergency alert system. Familiarize yourself with your emergency plan and make sure you listen to emergency services. Visit ready.gov/plan for more information. A Red Flag Warning is issued when we identify weather conditions that promote rapid spread of fire which may become life- threatening. This does not mean there is a fire. These conditions are either occurring now or will begin soon. It is important to have multiple ways to receive information from authorities. If you have not packet your go kit yet, now is the time to do so. This includes items like important documents and essentials you cannot live without. Fill your vehicle's fuel tank. Visit ready.gov/kit fo…

* WHAT...Dangerously hot conditions. Afternoon temperatures 103 to 113. Major to Extreme Heat Risk. * WHERE...San Carlos. * WHEN...Until 8 PM MST Saturday. * IMPACTS...Increase in heat related illnesses, including heat cramps, heat exhaustion, and heat stroke. Heat stroke can lead to death. Safety instructions: An Extreme Heat Warning means that a period of very hot temperatures, even by local standards, will occur. Actions should be taken to lessen the impact of the extreme heat. Take extra precautions if you work or spend time outside. When possible, reschedule strenuous activities to early morning or evening. Know the signs and symptoms of heat exhaustion and heat stroke. Wear lightweight and loose-fitting clothing when possible and drink plenty of water. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1. Public cooling shelters are available in some areas. Consult county officials for more details.

* WHAT...Dangerously hot conditions. Afternoon temperatures 108 to 117. Major to Extreme Heat Risk. * WHERE...The Phoenix metropolitan area. * WHEN...Until 8 PM MST Saturday. * IMPACTS...Increase in heat related illnesses, including heat cramps, heat exhaustion, and heat stroke. Heat stroke can lead to death. * ADDITIONAL DETAILS...In Maricopa County, call 2-1-1 to find a free cooling center, transportation, water and more. https://www.maricopa.gov/heat Safety instructions: An Extreme Heat Warning means that a period of very hot temperatures, even by local standards, will occur. Actions should be taken to lessen the impact of the extreme heat. Take extra precautions if you work or spend time outside. When possible, reschedule strenuous activities to early morning or evening. Know the signs and symptoms of heat exhaustion and heat stroke. Wear lightweight and loose-fitting clothing when possible and drink plenty of water. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1. Public cooling shelters are available in some areas. Consult county officials for more details.

* WHAT...Dangerously hot conditions with high temperatures ranging between 104 to 111 degrees and low temperatures 79 to 85 degrees. Major to Extreme HeatRisk today through Saturday. * WHERE...Pinal County, Tohono O'odham Nation, Tucson Metro Area, Upper Gila River Valley, and Western Pima County. * WHEN...Until 8 PM MST Saturday. * IMPACTS...Heat related illnesses increase significantly during extreme heat events. Safety instructions: To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1. Take extra precautions if you work or spend time outside. When possible, reschedule strenuous activities to early morning or evening. Know the signs and symptoms of heat exhaustion and heat stroke. Wear lightweight and loose fitting clothing when possible and drink plenty of water.

* WHAT...Dangerously hot conditions with temperatures 98 to 105 degrees expected. Overnight lows 71 to 78 degrees. Major HeatRisk is expected today through Saturday with isolated Extreme HeatRisk. * WHERE...Eastern Cochise County below 5000 feet, Upper San Pedro River Valley, and Upper Santa Cruz River Valley/Altar Valley. * WHEN...Until 8 PM MST Saturday. * IMPACTS...Heat related illnesses increase significantly during extreme heat events. Safety instructions: To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1. Take extra precautions if you work or spend time outside. When possible, reschedule strenuous activities to early morning or evening. Know the signs and symptoms of heat exhaustion and heat stroke. Wear lightweight and loose fitting clothing when possible and drink plenty of water.

* WHAT...Dangerously hot conditions with high temperatures up to 110 expected. Overnight low temperatures will be mostly in the 70s. * WHERE...San Bernardino and Riverside County Valleys-The Inland Empire. * WHEN...Until 8 PM PDT Friday. * IMPACTS...Heat related illnesses increase significantly during extreme heat events. * ADDITIONAL DETAILS...Low temperatures 5 to 10 degrees above normal will limit overnight relief from the heat. Increasing temperatures through Friday will increase the threat of heat-related illness across populations. Safety instructions: Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Do not leave young children and pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes.

* WHAT...Dangerously hot conditions with high temperatures in the mid 90s to low 100s expected. * WHERE...San Diego County Mountains. * WHEN...Until 8 PM PDT Friday. * IMPACTS...Heat related illnesses increase significantly during extreme heat events. * ADDITIONAL DETAILS...Low temperatures 10 to 15 degrees above normal will limit relief from the heat. Increasing temperatures through Friday will increase the threat of heat-related illness across populations. Safety instructions: Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Do not leave young children and pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes.

* WHAT...Dangerously hot conditions with high temperatures in the upper 90s to 105 expected. * WHERE...Apple and Lucerne Valleys. * WHEN...Until 8 PM PDT Friday. * IMPACTS...Heat related illnesses increase significantly during extreme heat events. * ADDITIONAL DETAILS...Low temperatures 5 to 10 degrees above normal will limit relief from the heat. Increasing temperatures through Friday will increase the threat of heat-related illness across populations. Safety instructions: Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Do not leave young children and pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes.

* WHAT...Dangerously hot conditions with high temperatures of 112 to 118 expected. Low temperatures will be mostly in the mid 80s to mid 90s. * WHERE...Coachella Valley, San Diego County Deserts, and San Gorgonio Pass near Banning Counties. * WHEN...Until 8 PM PDT Friday. * IMPACTS...Heat related illnesses increase significantly during extreme heat events. * ADDITIONAL DETAILS...Overnight temperatures 5 to 10 degrees above normal will limit relief from the heat. Safety instructions: Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Do not leave young children and pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes.

* WHAT...Dangerously hot conditions with high temperatures in the mid 90s to 105 expected. Low temperatures will be mostly in the 70s. * WHERE...Orange County Inland Areas. * WHEN...Until 8 PM PDT Friday. * IMPACTS...Heat related illnesses increase significantly during extreme heat events. * ADDITIONAL DETAILS...Low temperatures 5 to 10 degrees above normal will limit relief from the heat. Increasing temperatures through Friday will increase the threat of heat-related illness across populations. Safety instructions: Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Do not leave young children and pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes.

* Affected Area: Okanogan Valley (Zone 703) and Waterville Plateau (Zone 706). * Winds: Southwest 15 to 25 mph with gusts up to 35 mph. * Relative Humidities: 19 to 25 percent. * Impacts: Rapid fire spread is possible with any new or ongoing fires. Safety instructions: A Fire Weather Watch means that critical fire weather conditions are forecast to occur. Listen for later forecasts and possible Red Flag Warnings.

THE NATIONAL WEATHER SERVICE HAS ISSUED SEVERE THUNDERSTORM WATCH 627 IN EFFECT UNTIL 11 PM CDT THIS EVENING FOR THE FOLLOWING AREAS IN OKLAHOMA THIS WATCH INCLUDES 2 COUNTIES IN THE PANHANDLE OF OKLAHOMA CIMARRON TEXAS IN TEXAS THIS WATCH INCLUDES 19 COUNTIES IN THE PANHANDLE OF TEXAS ARMSTRONG CARSON COLLINGSWORTH DALLAM DEAF SMITH DONLEY GRAY HANSFORD HARTLEY HEMPHILL HUTCHINSON MOORE OCHILTREE OLDHAM POTTER RANDALL ROBERTS SHERMAN WHEELER THIS INCLUDES THE CITIES OF AMARILLO, BOISE CITY, BOOTLEG, BORGER, BOYS RANCH, BRISCOE, BUFFALO LAKE, BUSHLAND, CANADIAN, CANYON, CHANNING, CLARENDON, CLAUDE, CODMAN, CONLEN, DALHART, DAWN, DOZIER, DUMAS, FARNSWORTH, FOUR WAY, GLAZIER, GOODNIGHT, GRUVER, GUYMON, HARTLEY, HEREFORD, KEYES, KINGSMILL, LAKE MARVIN, LELA, LORA, LUTIE, MASTERSON, MIAMI, PAMPA, PANHANDLE, PANTEX, PERRYTON, ROMERO, SAMNORWOOD, SHAMROCK, SKELLYTOWN, SPEARMAN, STRATFORD, TWITTY, UMBARGER, VEGA, WAKA, WARE, WASHBURN, WAYSIDE, WELLINGTON, WHEELER, WHITE DEER, WILDORADO, AND WOLF CREEK PARK.

* WHAT...Dangerously hot conditions. Afternoon temperatures 104 to 113. Major to Extreme Heat Risk. * WHERE...Dripping Springs, Globe/Miami, and Tonto Basin. * WHEN...Until 8 PM MST Friday. * IMPACTS...Increase in heat related illnesses, including heat cramps, heat exhaustion, and heat stroke. Heat stroke can lead to death. Safety instructions: An Extreme Heat Warning means that a period of very hot temperatures, even by local standards, will occur. Actions should be taken to lessen the impact of the extreme heat. Take extra precautions if you work or spend time outside. When possible, reschedule strenuous activities to early morning or evening. Know the signs and symptoms of heat exhaustion and heat stroke. Wear lightweight and loose-fitting clothing when possible and drink plenty of water. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1. Public cooling shelters are available in some areas. Consult county officials for more details.

* WHAT...Dangerously hot conditions. Afternoon temperatures 107 to 118. Major to Extreme Heat Risk. * WHERE...Portions of southwest Arizona and southeast California. * WHEN...Until 8 PM MST /8 PM PDT/ Saturday. * IMPACTS...Increase in heat related illnesses, including heat cramps, heat exhaustion, and heat stroke. Heat stroke can lead to death. Safety instructions: An Extreme Heat Warning means that a period of very hot temperatures, even by local standards, will occur. Actions should be taken to lessen the impact of the extreme heat. Take extra precautions if you work or spend time outside. When possible, reschedule strenuous activities to early morning or evening. Know the signs and symptoms of heat exhaustion and heat stroke. Wear lightweight and loose-fitting clothing when possible and drink plenty of water. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1. Public cooling shelters are available in some areas. Consult county officials for more details.

THE NATIONAL WEATHER SERVICE HAS ISSUED SEVERE THUNDERSTORM WATCH 627 IN EFFECT UNTIL 11 PM CDT THIS EVENING FOR THE FOLLOWING AREAS IN TEXAS THIS WATCH INCLUDES 5 COUNTIES IN THE PANHANDLE OF TEXAS BRISCOE CASTRO CHILDRESS HALL SWISHER THIS INCLUDES THE CITIES OF CHILDRESS, DIMMITT, HAPPY, HART, KIRKLAND, MEMPHIS, QUITAQUE, SILVERTON, TULIA, AND TURKEY.

* WHAT...Dangerously hot conditions with high temperatures up to 108 degrees expected. Morning low temperatures between 75 and 80 degrees will provide little relief at night. Major to Extreme Heat Risk is expected during this time. * WHERE...Indian Wells Valley, Mojave Desert, and Mojave Desert Slopes. * WHEN...Until 11 PM PDT this evening. * IMPACTS...Heat related illnesses increase significantly during extreme heat events. Safety instructions: Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning or evening. Take action when you see symptoms of heat exhaustion and heat stroke. Stay cool, stay hydrated, stay informed. Monitor the latest forecasts and warnings for updates.

* AFFECTED AREA...In Idaho, Fire Weather Zone 423 Owyhee Mountains. In Oregon, Fire Weather Zones 670 Burns BLM, 671 Steens Mountain and 672 Southern Grasslands. * TIMING...From Thursday afternoon through Thursday evening. * WINDS...Southwest 10 to 20 mph with gusts up to 30 mph. * RELATIVE HUMIDITY...8 to 16 percent. * TEMPERATURES...85 to 93 degrees. * IMPACTS...Any fire that develops will catch and spread quickly. Outdoor burning is not recommended. Safety instructions: A Fire Weather Watch means that critical fire weather conditions are possible. Listen for later forecasts and possible Red Flag Warnings.

* WHAT...Dangerously hot conditions with high temperatures during the peak of the heat on Thursday and Friday in the upper 90s in the western valleys to 108 in the inland valleys expected. Low temperatures will be mostly in the 70s. * WHERE...San Diego County Valleys. * WHEN...Until 8 PM PDT Friday. * IMPACTS...Heat related illnesses increase significantly during extreme heat events. * ADDITIONAL DETAILS...Low temperatures 5 to 10 degrees above normal will limit relief from the heat. Increasing temperatures through Friday will increase the threat of heat-related illness across populations. Safety instructions: Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Do not leave young children and pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes.

* WHAT...Dangerously hot conditions with high temperatures in the mid 90s to 105 expected. * WHERE...Santa Ana Mountains and Foothills. * WHEN...Until 8 PM PDT Friday. * IMPACTS...Heat related illnesses increase significantly during extreme heat events. * ADDITIONAL DETAILS...Low temperatures 5 to 10 degrees above normal will limit relief from the heat. Increasing temperatures through Friday will increase the threat of heat-related illness across populations. Safety instructions: Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Do not leave young children and pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes.

* WHAT...Dangerously hot conditions expected through the work week, with temperatures up to 115 to 118 across Death Valley and the Colorado River Valley; up to 108 to 112 across Moapa Valley, the Las Vegas Valley, the Pahrump Valley, and the Morongo Valley; up to 90 to 95 in the Hualapai Mountains. Overnight lows will be in the upper-80s to low-90s for desert valleys. * WHERE...Portions of northwest Arizona, southeast California, and southern Nevada. * WHEN...Until 8 PM PDT /8 PM MST/ Friday. * IMPACTS...Heat-related illnesses increase significantly during extreme heat events. Safety instructions: Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Do not leave young children and pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes. Take extra precautions when outside. Wear lightweight and loose-fitting clothing. Try to limit strenuous activities to early morning or evening. Take action when you see symptoms of heat exhaustion and heat stroke. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1. Monitor the latest forecasts and warnings for updates.

...FIRE WEATHER WATCH REMAINS IN EFFECT FROM THURSDAY MORNING THROUGH THURSDAY EVENING FOR STRONG GUSTY WIND AND LOW RH FOR FIRE WEATHER ZONES 285, 624, AND 625... * IMPACTS...Any fires that develop will likely spread rapidly. * AFFECTED AREA...In California...Fire weather zone 285. In Oregon...the southern portions of Fire weather zones 624 and 625, mainly from around the Wright's Spring Fire and Bonanza eastward. * WIND...South to southwest at 15 to 25 mph with gusts of 30 to 40 mph both days. * HUMIDITY...Daytime humidities down around 9 to 15 percent both days. * DETAILED URL...View the hazard area in detail at https://weather.gov/wrh/hazards?wfo=mfr Safety instructions: Follow all fire restrictions. You can find your county's emergency sign up form as well as links to fire restrictions at weather.gov/medford/wildfire. One less spark, one less wildfire. Be sure you're signed up for your county's emergency alert system. Familiarize yourself with your emergency plan and make sure you listen to emergency services. Visit ready.gov/plan for more information. A Red Flag Warning is issued when we identify weather conditions that promote rapid spread of fire which may become life- threatening. This does not mean there is a fire. These conditions are either occurring now or will begin soon. It is important to have multiple ways to receive information from authorities. If you have not packed your go kit yet, now is the time to do so. This includes items like important documents and essentials you cannot live without. Fill your vehicle's fuel tank. Visit ready.gov/kit for…

* WHAT...Flash flooding and debris flows caused by excessive rainfall will be possible over the Aspen Acres Burn Scar. * WHERE...Aspen Acres Burn Scar. * WHEN...From noon MDT today through this evening. * IMPACTS...Heavy rainfall over the Aspen Acres Burn Scar is expected up to and during the period of the watch. Residents near the Aspen Acres Burn Scar should prepare for debris flows and stay up to date with information from local authorities. Heavy rainfall could trigger flash flooding of low-lying areas and debris flows in and near recent wildfire burn scars. * ADDITIONAL DETAILS... - National Weather Service Meteorologists are forecasting heavy rainfall over the burn scar, which may lead to flash flooding and debris flows. - Some locations that may experience flash flooding include... Beulah, San Isabel and Highways 165 and 78 in and around the Aspen Acres Burn Scar. - http://www.weather.gov/safety/flood Safety instructions: You should monitor later forecasts and be prepared to take action should Flash Flood Warnings be issued.

* WHAT...Dangerously hot conditions. Afternoon temperatures 106 to 117. Major to Extreme Heat Risk. * WHERE...Aguila Valley, Apache Junction/Gold Canyon, Cave Creek/New River, Fountain Hills/East Mesa, Gila Bend, Northwest Pinal County, Sonoran Desert Natl Monument, Tonopah Desert, New River Mesa, Rio Verde/Salt River, and Superior. * WHEN...Until 8 PM MST Saturday. * IMPACTS...Increase in heat related illnesses, including heat cramps, heat exhaustion, and heat stroke. Heat stroke can lead to death. * ADDITIONAL DETAILS...In Maricopa County, call 2-1-1 to find a free cooling center, transportation, water and more. https://www.maricopa.gov/heat Safety instructions: An Extreme Heat Warning means that a period of very hot temperatures, even by local standards, will occur. Actions should be taken to lessen the impact of the extreme heat. Take extra precautions if you work or spend time outside. When possible, reschedule strenuous activities to early morning or evening. Know the signs and symptoms of heat exhaustion and heat stroke. Wear lightweight and loose-fitting clothing when possible and drink plenty of water. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1. Public cooling shelters are available in some areas. Consult county officials for more details.

* WHAT...Dangerously hot conditions. Afternoon temperatures 103 to 113. Major to Extreme Heat Risk. * WHERE...San Carlos. * WHEN...Until 8 PM MST Saturday. * IMPACTS...Increase in heat related illnesses, including heat cramps, heat exhaustion, and heat stroke. Heat stroke can lead to death. Safety instructions: An Extreme Heat Warning means that a period of very hot temperatures, even by local standards, will occur. Actions should be taken to lessen the impact of the extreme heat. Take extra precautions if you work or spend time outside. When possible, reschedule strenuous activities to early morning or evening. Know the signs and symptoms of heat exhaustion and heat stroke. Wear lightweight and loose-fitting clothing when possible and drink plenty of water. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1. Public cooling shelters are available in some areas. Consult county officials for more details.

* WHAT...Dangerously hot conditions. Afternoon temperatures 106 to 117. Major to Extreme Heat Risk. * WHERE...A portion of south central Arizona. * WHEN...Until 8 PM MST Saturday. * IMPACTS...Increase in heat related illnesses, including heat cramps, heat exhaustion, and heat stroke. Heat stroke can lead to death. * ADDITIONAL DETAILS...In Maricopa County, call 2-1-1 to find a free cooling center, transportation, water and more. https://www.maricopa.gov/heat Safety instructions: An Extreme Heat Warning means that a period of very hot temperatures, even by local standards, will occur. Actions should be taken to lessen the impact of the extreme heat. Take extra precautions if you work or spend time outside. When possible, reschedule strenuous activities to early morning or evening. Know the signs and symptoms of heat exhaustion and heat stroke. Wear lightweight and loose-fitting clothing when possible and drink plenty of water. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1. Public cooling shelters are available in some areas. Consult county officials for more details.

* WHAT...Dangerously hot conditions. Afternoon temperatures 108 to 117. Major to Extreme Heat Risk. * WHERE...The Phoenix metropolitan area. * WHEN...Until 8 PM MST Saturday. * IMPACTS...Increase in heat related illnesses, including heat cramps, heat exhaustion, and heat stroke. Heat stroke can lead to death. * ADDITIONAL DETAILS...In Maricopa County, call 2-1-1 to find a free cooling center, transportation, water and more. https://www.maricopa.gov/heat Safety instructions: An Extreme Heat Warning means that a period of very hot temperatures, even by local standards, will occur. Actions should be taken to lessen the impact of the extreme heat. Take extra precautions if you work or spend time outside. When possible, reschedule strenuous activities to early morning or evening. Know the signs and symptoms of heat exhaustion and heat stroke. Wear lightweight and loose-fitting clothing when possible and drink plenty of water. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1. Public cooling shelters are available in some areas. Consult county officials for more details.

FFWTAE The National Weather Service in Tallahassee has issued a * Flash Flood Warning for... Northwestern Brooks County in south central Georgia... South Central Colquitt County in south central Georgia... Northeastern Thomas County in south central Georgia... * Until 1145 PM EDT. * At 839 PM EDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Flash flooding is ongoing or expected to begin shortly. HAZARD...Flash flooding caused by thunderstorms. SOURCE...Radar indicated. IMPACT...Flash flooding of small creeks and streams, urban areas, highways, streets and underpasses as well as other poor drainage and low-lying areas. * Some locations that will experience flash flooding include... Moultrie, Pavo, Coolidge, Barwick, Enon, Patten, Autreyville, Hollis, Merrillville, Murphy, Moultrie Municipal A/P, Thomasville Municipal A/P and Dillon. Safety instructions: Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Be especially cautious at night when it is harder to recognize the dangers of flooding. Be aware of your surroundings and do not drive on flooded roads. Please report observed flooding to local emergency services or law enforcement and request they pass this information to the National Weather Service when you can do so safely.