NOAA/NWS · 实时热榜

* WHAT...Dangerously hot conditions with temperatures 98 to 105 degrees. Overnight lows 71 to 78 degrees. Major HeatRisk is expected today through Saturday with isolated Extreme HeatRisk. * 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 high temperatures ranging between 104 to 110 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.

...The Flood Warning is extended for the following rivers in Indiana...Illinois... Wabash River from Hutsonville to Vincennes. .Minor flooding continues on the Wabash River from Hutsonville down to Vincennes. The river has crested. Flooding should come to an end on the Wabash over the weekend. * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Wabash River at Vincennes. * WHEN...Until Sunday morning. * IMPACTS...At 18.0 feet, Agricultural lands and some oil fields flood. Several township roads about 1.25 miles south of St. Francesville and River Road between Billett Road and Lincoln Memorial Bridge in Lawrence County are flooded. Extensive flooding of Kimmell Park at Vincennes. * ADDITIONAL DETAILS... - At 7:45 PM CDT /8:45 PM EDT/ Friday the stage was 17.7 feet. - Bankfull stage is 10.0 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 7:45 PM CDT /8:45 PM EDT/ Friday was 18.4 feet. - Forecast...The river is expected to fall below flood stage tomorrow evening and continue falling to 4.5 feet Monday, September 07. - Flood stage is 16.0 feet. - Flood History...This crest compares to a previous crest of 17.7 feet on 06/12/1980. - http://www.weather.gov/safety/flood Safety instructions: Motorists should not attempt to drive around barricades or drive cars through flooded areas. Flooding is occurring. Most flood related deaths occur in automobiles. Do not attempt to cross water covered bridges, dips, or low water crossings. Never try to cross a flowing stream, even a small one, on foot. To escape rising water find…

...The Flood Warning is extended for the following rivers in Indiana...Illinois... Wabash River from Hutsonville to Vincennes. .Minor flooding continues on the Wabash River from Hutsonville down to Vincennes. The river has crested. Flooding should come to an end on the Wabash over the weekend. * WHAT...Minor flooding is forecast. * WHERE...Wabash River at Hutsonville Legacy Power Plant Site. * WHEN...Until Sunday morning. * IMPACTS...At 18.0 feet, Seep water occurs behind levees on Indiana side. Hutson Creek begins to overflow from backwater. Old Darwin Road and a few rural roads in eastern Clark and Crawford counties in Illinois are impassable. Low agricultural land floods. * ADDITIONAL DETAILS... - There is no current observed data. - Bankfull stage is 12.0 feet. - Forecast...The river is expected to fall below flood stage late tomorrow evening and continue falling to 6.4 feet Monday, September 07. - Flood stage is 16.0 feet. - Flood History...This crest compares to a previous crest of 17.2 feet on 06/23/1946. - http://www.weather.gov/safety/flood Safety instructions: Motorists should not attempt to drive around barricades or drive cars through flooded areas. Flooding is occurring. Most flood related deaths occur in automobiles. Do not attempt to cross water covered bridges, dips, or low water crossings. Never try to cross a flowing stream, even a small one, on foot. To escape rising water find another route over higher ground. Additional information is available at www.weather.gov/ind. The next statement will be issued Saturday morning at 1015 AM CDT /1115…

* WHAT...Flash flooding caused by excessive rainfall is possible. * WHERE...Tucson Metro Area, Southeast Pinal County, Tohono O'odham Nation, Upper San Pedro River Valley Upper Santa Cruz River Valley/Altar Valley, Baboquivari Mountains, Catalina and Rincon Mountains, Dragoon and Mule and Huachuca and Santa Rita Mountains. * WHEN...From Saturday morning through late Sunday night. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. Low-water crossings may be flooded. Flooding may occur in poor drainage and urban areas. * ADDITIONAL DETAILS... - An increase in moisture will bring scattered thunderstorms Saturday and Sunday. Rainfall rates in excess of 1 inch per hour are expected with the stronger storms with isolated areas having the potential of 1-3 inches. Additional rainfall from the previous day and overnight activity will result in faster responses in normally dry washes, creeks and roadway dips. - 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 108 to 113. Major to Extreme Heat Risk. * WHERE...The Phoenix metropolitan area. * WHEN...Until 8 PM MST Saturday. * IMPACTS...Heat related illnesses increase significantly during extreme heat events. Overexposure can cause heat cramps and heat exhaustion to develop and, without intervention, can lead to heat stroke. * 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 105 to 114. Major to Extreme Heat Risk. * WHERE...A portion of south central Arizona. * WHEN...Until 8 PM MST Saturday. * IMPACTS...Heat related illnesses increase significantly during extreme heat events. Overexposure can cause heat cramps and heat exhaustion to develop and, without intervention, can lead to heat stroke. * 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 111. Major to Extreme Heat Risk. * WHERE...San Carlos. * WHEN...Until 8 PM MST Saturday. * IMPACTS...Heat related illnesses increase significantly during extreme heat events. 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.

...The Flood Warning is extended for the following rivers in Indiana...Illinois... Wabash River from Hutsonville to Vincennes. .Minor flooding continues on the Wabash River from Hutsonville down to Vincennes. The river has crested. Flooding should come to an end on the Wabash over the weekend. * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Wabash River at Riverton. * WHEN...Until Monday afternoon. * IMPACTS...At 18.5 feet, High water surrounds elevated river cabins. County roads to these cabins are impassable. Agricultural flooding is in progress. Seep water develops behind levees. * ADDITIONAL DETAILS... - At 8:00 PM CDT /9:00 PM EDT/ Friday the stage was 18.9 feet. - Bankfull stage is 10.5 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 8:00 PM CDT /9:00 PM EDT/ Friday was 19.9 feet. - Forecast...The river is expected to fall below flood stage early Monday morning and continue falling to 4.9 feet Monday, September 07. - Flood stage is 15.0 feet. - Flood History...This crest compares to a previous crest of 18.9 feet on 03/13/1993. - http://www.weather.gov/safety/flood Safety instructions: Motorists should not attempt to drive around barricades or drive cars through flooded areas. Flooding is occurring. Most flood related deaths occur in automobiles. Do not attempt to cross water covered bridges, dips, or low water crossings. Never try to cross a flowing stream, even a small one, on foot. To escape rising water find another route over higher ground. Additional information is available at www.weather.gov…

...The Flood Warning continues for the following rivers in Illinois... Illinois River at Beardstown affecting Morgan, Cass, Brown and Schuyler 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 late Saturday night. * IMPACTS...At 14.4 feet, Seepage problems begin in the Coal Creek Drainage and Levee District. * ADDITIONAL DETAILS... - At 7:45 PM CDT Friday the stage was 14.4 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 7:45 PM CDT Friday was 15.1 feet. - Forecast...The river is expected to fall below flood stage tomorrow evening and continue falling to 11.4 feet Friday, September 04. - 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 Saturday morning at 900 AM CDT.

* WHAT...Dangerously hot conditions. Afternoon temperatures 107 to 116. Major Heat Risk. * WHERE...Portions of southwest Arizona and southeast California. * WHEN...Until 8 PM MST /8 PM PDT/ Saturday. * IMPACTS...Heat related illnesses increase significantly during extreme heat events. 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.

* WHAT...Dangerously hot conditions. Afternoon temperatures 103 to 109. Major Heat Risk. * WHERE...San Carlos. * WHEN...Until 8 PM MST this evening. * IMPACTS...Heat related illnesses increase significantly during extreme heat events. 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.

* WHAT...Dangerously hot and humid conditions. Afternoon temperatures 108 to 111. Major Heat Risk. * WHERE...The Phoenix metropolitan area. * WHEN...Until 8 PM MST this evening. * IMPACTS...Heat related illnesses increase significantly during extreme heat events. Overexposure can cause heat cramps and heat exhaustion to develop and, without intervention, can lead to heat stroke. * 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...Hot conditions continue into Saturday with high temperatures up to 103 degrees. Lows will be in the mid to upper 70s. * WHERE...San Bernardino and Riverside County Valleys-The Inland Empire. * WHEN...Until 8 PM PDT Saturday. * IMPACTS...Heat related illnesses increase significantly during extreme heat events. * ADDITIONAL DETAILS...Temperatures will fall to below normal by Sunday. 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...Hot conditions continue into Saturday with high temperatures up to 98 degrees. Lows will be in the low 70s. * WHERE...San Diego County Valleys. * WHEN...Until 8 PM PDT Saturday. * IMPACTS...Heat related illnesses increase significantly during extreme heat events. * ADDITIONAL DETAILS...Temperatures will fall to below normal by Sunday. 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...Hot conditions will continue into Saturday with highs up to 98 degrees. Low temperatures will be in the low to mid-70s. * WHERE...Santa Ana Mountains and Foothills. * WHEN...Until 8 PM PDT Saturday. * IMPACTS...Heat related illnesses increase significantly during extreme heat events. * ADDITIONAL DETAILS...Temperatures will fall to below normal by Sunday. 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...Hot conditions continue into Saturday with highs up to 97 degrees. Low temperatures will be in the upper 60s to low 70s. * WHERE...San Diego County Mountains. * WHEN...Until 8 PM PDT Saturday. * IMPACTS...Heat related illnesses increase significantly during extreme heat events. * ADDITIONAL DETAILS...Temperatures will fall to below normal by Sunday. 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...Hot conditions will continue into Saturday with highs up to 111 degrees. Lows will be in the upper 80s to low 90s. * WHERE...Coachella Valley, San Diego County Deserts, and San Gorgonio Pass near Banning. * WHEN...Until 8 PM PDT Saturday. * IMPACTS...Heat related illnesses increase significantly during extreme heat events. * ADDITIONAL DETAILS...Temperatures will fall to below normal by Sunday. 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...Hot conditions continue into Saturday with highs up to 95. Low temperatures will be in the low 70s. * WHERE...Orange County Inland Areas. * WHEN...Until 8 PM PDT Saturday. * IMPACTS...Heat related illnesses increase significantly during extreme heat events. * ADDITIONAL DETAILS...Temperatures will fall to below normal by Sunday. 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...Flooding caused by excessive rainfall continues to be possible. * WHERE...Portions of central, northwest, and west central Wyoming, including the following areas, in central Wyoming, Wind River Mountains West. In northwest Wyoming, Absaroka Mountains, Jackson Hole, Teton and Gros Ventre Mountains and Yellowstone National Park. In west central Wyoming, Salt River and Wyoming Ranges and Star Valley. * WHEN...Through Sunday morning. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. * ADDITIONAL DETAILS... - Increased moisture from the Pacific will move across northwest Wyoming through the weekend, bringing an extended chance for showers and thunderstorms. The increased moisture will have the potential to produce locally heavy rainfall, providing excessive runoff in flood-prone and low-lying areas. - http://www.weather.gov/safety/flood Safety instructions: You should monitor later forecasts and be alert for possible Flood Warnings. Those living in areas prone to flooding should be prepared to take action should flooding develop.

* WHAT...Dangerously hot and humid conditions. Afternoon temperatures 107 to 115. Major Heat Risk. * WHERE...Portions of southwest Arizona and southeast California. * WHEN...Until 8 PM MST /8 PM PDT/ this evening. * IMPACTS...Heat related illnesses increase significantly during extreme heat events. 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.

* WHAT...Dangerously hot and humid conditions. Afternoon temperatures 105 to 112. Major Heat Risk. * WHERE...A portion of south central Arizona. * WHEN...Until 8 PM MST this evening. * IMPACTS...Heat related illnesses increase significantly during extreme heat events. Overexposure can cause heat cramps and heat exhaustion to develop and, without intervention, can lead to heat stroke. * 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...Sub-freezing temperatures as low as 30 degrees possible in Wallowa Valley. * WHERE...Wallowa County. * WHEN...From late tonight through Sunday morning. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing. Safety instructions: Take steps now to protect tender plants from the cold.

* WHAT...Flash flooding caused by excessive rainfall is possible. * WHERE...A portion of south central Arizona, including the Phoenix Metro, all of Gila and Pinal Counties, and much of Maricopa County. * WHEN...From Saturday afternoon through late Saturday night. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. * ADDITIONAL DETAILS... - Increasing moisture and atmospheric instability will combine with an approaching weather system to promote scattered thunderstorms capable of producing heavy rainfall from late Saturday afternoon through Saturday night. Training of storms could result in localized rainfall amounts of over two inches within the watch area. - http://www.weather.gov/safety/flood Safety instructions: You should monitor later forecasts and be alert for possible Flood Warnings. Those living in areas prone to flooding should be prepared to take action should flooding develop.

* WHAT...Flash flooding caused by excessive rainfall is possible. * WHERE...Northern Gila County, Yavapai County, and Oak Creek and Sycamore Canyons. * WHEN...From Saturday afternoon through late Saturday night. * IMPACTS...Flash flooding will be possible in creeks, normally dry washes, and swimming holes, and over recently burned areas. Low-water crossings could also become flooded, which would create deadly travel conditions. * ADDITIONAL DETAILS... - Thunderstorms are expected to develop this afternoon and continue through much of the weekend. With deep monsoonal moisture in place, any stronger storm will have the potential to produce heavy rainfall and cause flash flooding. - Additional information is available at weather.gov/flagstaff. Safety instructions: You should monitor later forecasts and be alert for possible Flood Warnings. Those living in areas prone to flooding should be prepared to take action should flooding develop.

* WHAT...Dangerously hot conditions today with temperatures of 90 to 100. Hot conditions continue into Saturday with highs up to 97 degrees. Low temperatures will be in the upper 60s to low 70s. * WHERE...San Diego County Mountains. * WHEN...Until 8 PM PDT Saturday. * IMPACTS...Heat related illnesses increase significantly during extreme heat events. * ADDITIONAL DETAILS...Temperatures will fall to below normal by Sunday. 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. Afternoon temperatures 104 to 113. Major Heat Risk. * WHERE...Chuckwalla Mountains, Salton Sea, Chiriaco Summit, and Joshua Tree NP East. * WHEN...Until 8 PM PDT this evening. * IMPACTS...Heat related illnesses increase significantly during extreme heat events. 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.

* WHAT...Dangerously hot conditions today with temperatures up to 115. Hot conditions will continue into Saturday with highs up to 111 degrees. Lows will be in the upper 80s to low 90s. * WHERE...Coachella Valley, San Diego County Deserts, and San Gorgonio Pass near Banning. * WHEN...Until 8 PM PDT Saturday. * IMPACTS...Heat related illnesses increase significantly during extreme heat events. * ADDITIONAL DETAILS...Temperatures will fall to below normal by Sunday. 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. Afternoon temperatures 103 to 109. Major Heat Risk. * WHERE...Dripping Springs, Globe/Miami, and Tonto Basin. * WHEN...Until 8 PM MST this evening. * IMPACTS...Heat related illnesses increase significantly during extreme heat events. 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.

* WHAT...Dangerously hot conditions today with temperatures of 95 to 104. Hot conditions continue into Saturday with high temperatures up to 98 degrees. Lows will be in the low 70s. * WHERE...San Diego County Valleys. * WHEN...Until 8 PM PDT Saturday. * IMPACTS...Heat related illnesses increase significantly during extreme heat events. * ADDITIONAL DETAILS...Temperatures will fall to below normal by Sunday. 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.

...The Flood Warning continues for the following rivers in Illinois... Illinois River at Beardstown affecting Morgan, Brown, Cass and Schuyler 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 this evening. * IMPACTS...At 14.0 feet, Minor flooding begins to agricultural areas not protected by levees. * ADDITIONAL DETAILS... - At 5:45 AM CDT Saturday the stage was 14.2 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 5:45 AM CDT Saturday was 14.9 feet. - Forecast...The river is expected to fall below flood stage this afternoon and continue falling to 11.4 feet Friday evening. - 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 this evening at 615 PM CDT.

* WHAT...Dangerously hot conditions today with temperatures of 103 to 107 degrees. Hot conditions continue into Saturday with high temperatures up to 103 degrees. Lows will be in the mid 70s to low 80s. * WHERE...San Bernardino and Riverside County Valleys-The Inland Empire. * WHEN...Until 8 PM PDT Saturday. * IMPACTS...Heat related illnesses increase significantly during extreme heat events. * ADDITIONAL DETAILS...Temperatures will fall to below normal by Sunday. 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 today in the mid 90s to 103 expected. Hot conditions will continue into Saturday with highs up to 98 degrees. Low temperatures will be in the low to mid-70s. * WHERE...Santa Ana Mountains and Foothills. * WHEN...Until 8 PM PDT Saturday. * IMPACTS...Heat related illnesses increase significantly during extreme heat events. * ADDITIONAL DETAILS...Temperatures will fall to below normal by Sunday. 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 today with temperatures of 95 to 100. Hot conditions continue into Saturday with highs up to 95. Low temperatures will be in the low 70s. * WHERE...Orange County Inland Areas. * WHEN...Until 8 PM PDT Saturday. * IMPACTS...Heat related illnesses increase significantly during extreme heat events. * ADDITIONAL DETAILS...Temperatures will fall to below normal by Sunday. 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 temperatures of 95 to 105. * WHERE...Apple and Lucerne Valleys. * WHEN...Until 8 PM PDT this evening. * IMPACTS...Heat related illnesses increase significantly during extreme heat events. * ADDITIONAL DETAILS...Temperatures will fall to below normal by Sunday. 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.

FFWEWX The National Weather Service in Austin/San Antonio has issued a * Flash Flood Warning for... Northern Bexar County in south central Texas... South Central Comal County in south central Texas... * Until 1215 AM CDT. * At 909 PM CDT, Doppler radar and automated rain gauges indicated thunderstorms producing heavy rain across the warned area. Between 2 and 3 inches of rain have fallen. Additional rainfall amounts of 1 to 2 inches are possible in the warned area. Flash flooding is ongoing or expected to begin shortly. HAZARD...Life threatening flash flooding. Thunderstorms producing flash flooding. SOURCE...Radar and automated gauges. IMPACT...Life threatening flash flooding of creeks and streams, urban areas, highways, streets and underpasses. * Some locations that will experience flash flooding include... San Antonio, Schertz, Converse, Universal City, Live Oak, Selma, San Antonio Int Airport, Randolph AFB, Leon Valley, Helotes, Kirby, Alamo Heights, Windcrest, Terrell Hills, Garden Ridge, Shavano Park, Hollywood Park and Olmos Park. 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.

* WHAT...Flash flooding caused by excessive rainfall continues to be possible. * WHERE...Tucson Metro Area, Southeast Pinal County, Tohono O'odham Nation, Upper San Pedro River Valley Upper Santa Cruz River Valley/Altar Valley, Baboquivari Mountains, Catalina and Rincon Mountains, Dragoon and Mule and Huachuca and Santa Rita Mountains. * WHEN...From 11 AM MST this morning through late Sunday night. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. Low-water crossings may be flooded. Flooding may occur in poor drainage and urban areas. * ADDITIONAL DETAILS... - An increase in moisture will bring scattered thunderstorms Saturday and Sunday. Rainfall rates in excess of 1 inch per hour are expected with the stronger storms with isolated areas having the potential of 1-3 inches. Additional rainfall from the previous day and overnight activity will result in faster responses in normally dry washes, creeks and roadway dips. - 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 with high temperatures ranging between 104 to 110 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 this evening. * 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. Overnight lows 71 to 78 degrees. Major HeatRisk is expected today through Saturday with isolated Extreme HeatRisk. * WHERE...Pinal County, Tohono O'odham Nation, Tucson Metro Area, Upper Gila River Valley, and Western Pima County. * WHEN...Until 8 PM MST this evening. * 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 96 to 103. * WHERE...San Bernardino and Riverside County Valleys-The Inland Empire. * WHEN...Until 8 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. 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 temperatures 92 to 98. * WHERE...San Diego County Valleys. * WHEN...Until 8 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. 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 temperatures up to 95. * WHERE...Santa Ana Mountains and Foothills. * WHEN...Until 8 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. 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 temperatures 85 to 95. * WHERE...San Diego County Mountains. * WHEN...Until 8 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. 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 temperatures 105 to 112. * WHERE...Coachella Valley, San Diego County Deserts, and San Gorgonio Pass near Banning. * WHEN...Until 8 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. 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 temperatures 92 to 96. * WHERE...Orange County Inland Areas. * WHEN...Until 8 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. Do not leave young children and pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes.

* WHAT...Flooding caused by excessive rainfall is possible. * WHERE...Portions of central, northwest, and west central Wyoming, including the following areas, in central Wyoming, Wind River Mountains West. In northwest Wyoming, Absaroka Mountains, Jackson Hole, Teton and Gros Ventre Mountains and Yellowstone National Park. In west central Wyoming, Salt River and Wyoming Ranges and Star Valley. * WHEN...From 6 PM MDT this evening through Sunday morning. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. * ADDITIONAL DETAILS... - Increased moisture from the Pacific will move across northwest Wyoming through the weekend, bringing an extended chance for showers and thunderstorms. The increased moisture will have the potential to produce locally heavy rainfall, providing excessive runoff in flood-prone and low-lying areas. - http://www.weather.gov/safety/flood Safety instructions: You should monitor later forecasts and be alert for possible Flood Warnings. Those living in areas prone to flooding should be prepared to take action should flooding develop.

FFWFFC The National Weather Service in Peachtree City has issued a * Flash Flood Warning for... Western Cobb County in north central Georgia... Northeastern Douglas County in north central Georgia... * Until 715 AM EDT. * At 119 AM EDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 2 and 4 inches of rain have fallen. Additional rainfall amounts of 1 to 2 inches are possible in 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... Marietta, Kennesaw, Acworth, Powder Springs, Austell, Fair Oaks, Lithia Springs, Due West, Jim R Miller Park, Lost Mountain Park, Kennesaw State University and Mableton. This includes the following streams and drainages... Clark Creek, Chattahoochee River, Gothards Creek, Mud Creek, Westbrook Creek, Noonday Creek, Dry Creek, Ward Creek, Etowah River, Nickajack Creek, Noses Creek, Sweetwater Creek, Butternut Creek, Rottenwood Creek and Powder Springs Creek. 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.

...The Flood Warning continues for the following rivers in Indiana... Illinois... Wabash River at New Harmony. .The stage at New Harmony has crested and is forecast to fall below flood stage late Saturday. * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Wabash River at New Harmony. * WHEN...Until late Saturday night. * ADDITIONAL DETAILS... - At 9:30 AM CDT Friday the stage was 15.2 feet. - Forecast...The river is expected to hold steady near 15.3 feet this afternoon. It will then fall below flood stage tomorrow evening. - Flood stage is 15.0 feet. - http://www.weather.gov/safety/flood Safety instructions: Motorists should not attempt to drive around barricades or drive cars through flooded areas. Additional information is available at www.weather.gov.

...The Flood Warning is extended for the following rivers in Indiana...Illinois... Wabash River from Hutsonville to Vincennes. .Minor flooding continues on the Wabash River from Hutsonville down to Vincennes. The river has crest. Flooding should come to an end on the Wabash during the weekend. * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Wabash River at Vincennes. * WHEN...Until late Saturday night. * IMPACTS...At 18.0 feet, Agricultural lands and some oil fields flood. Several township roads about 1.25 miles south of St. Francesville and River Road between Billett Road and Lincoln Memorial Bridge in Lawrence County are flooded. Extensive flooding of Kimmell Park at Vincennes. * ADDITIONAL DETAILS... - At 8:45 AM CDT /9:45 AM EDT/ Friday the stage was 18.1 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 8:45 AM CDT /9:45 AM EDT/ Friday was 18.6 feet. - Forecast...The river is expected to fall below flood stage tomorrow afternoon and continue falling to 4.6 feet Monday, September 07. - Flood stage is 16.0 feet. - http://www.weather.gov/safety/flood Safety instructions: Motorists should not attempt to drive around barricades or drive cars through flooded areas. Flooding is occurring or is imminent. Most flood related deaths occur in automobiles. Do not attempt to cross water covered bridges, dips, or low water crossings. Never try to cross a flowing stream, even a small one, on foot. To escape rising water find another route over higher ground. Additional information is available at www.weather.gov/ind.…

...The Flood Warning is extended for the following rivers in Indiana...Illinois... Wabash River from Hutsonville to Vincennes. .Minor flooding continues on the Wabash River from Hutsonville down to Vincennes. The river has crest. Flooding should come to an end on the Wabash during the weekend. * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Wabash River at Riverton. * WHEN...Until Monday afternoon. * IMPACTS...At 20.0 feet, Extensive flooding is in progress. Higher rural roads begin to flood. High water isolates many river cabins. Seep water becomes a problem. * ADDITIONAL DETAILS... - At 9:00 AM CDT /10:00 AM EDT/ Friday the stage was 19.4 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 9:00 AM CDT /10:00 AM EDT/ Friday was 20.3 feet. - Forecast...The river is expected to fall below flood stage early Monday morning and continue falling to 5.0 feet Monday, September 07. - Flood stage is 15.0 feet. - http://www.weather.gov/safety/flood Safety instructions: Motorists should not attempt to drive around barricades or drive cars through flooded areas. Flooding is occurring or is imminent. Most flood related deaths occur in automobiles. Do not attempt to cross water covered bridges, dips, or low water crossings. Never try to cross a flowing stream, even a small one, on foot. To escape rising water find another route over higher ground. Additional information is available at www.weather.gov/ind. The next statement will be issued this evening at 945 PM CDT /1045 PM EDT/.