Weather Alerts

AZZ541-545-547-549-552-555-556-560-561-251200- /O.CON.KPSR.EH.W.0004.200527T1700Z-200530T0300Z/ Cave Creek/New River-New River Mesa-Rio Verde/Salt River- Fountain Hills/East Mesa-Superior-Apache Junction/Gold Canyon- Tonto Basin-San Carlos-Dripping Springs- Including the cities of Scottsdale, Tortilla Flat, Fountain Hills, Superior, Apache Junction, Punkin Center, San Carlos, Hayden, and Winkelman 1231 PM MST Sun May 24 2020 ...EXCESSIVE HEAT WARNING REMAINS IN EFFECT FROM 10 AM WEDNESDAY TO 8 PM MST FRIDAY... * WHAT...Dangerously hot conditions. Afternoon temperatures 101 to 111 expected. * WHERE...New River Mesa, Rio Verde/Salt River, Cave Creek/New River, Fountain Hills/East Mesa, San Carlos, Dripping Springs, Superior, Tonto Basin and Apache Junction/Gold Canyon. * WHEN...From 10 AM Wednesday to 8 PM MST Friday. * IMPACTS...High HeatRisk. Overexposure can cause heat cramps and heat exhaustion to develop and, without intervention, can lead to heat stroke. PRECAUTIONARY/PREPAREDNESS ACTIONS... An Excessive 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. Stay indoors and seek air-conditioned buildings. Drink water, more than usual, and avoid dehydrating alcoholic, sugary, or caffeinated drinks. Dress for the heat - lightweight and light- colored clothing. Eat small meals and eat more often. Monitor those with a higher vulnerability to heat, including small children. Check in on family, friends, and neighbors, especially the elderly. If engaging in outdoor activity, take longer and more frequent breaks and avoid the hottest parts of the day. Never leave kids or pets unattended in cars. Public cooling shelters are available in some areas. Consult county officials for more details, which may include guidance for proper social distancing measures. Recognize the signs and symptoms of heat-related illness. Early signs include thirst and muscle cramps. Heat exhaustion may include: cool, moist, pale skin; headache; dizziness; weakness or exhaustion; nausea. The most serious illness is heat stroke, which may include: vomiting; confusion; throbbing headache; decreased alertness or loss of consciousness; high body temperature (above 105F); hot, dry skin; rapid, weak pulse; rapid, shallow breathing; seizures. Heat stroke can be DEADLY. Treat as an emergency and call 9 1 1. Continue to monitor NWS forecasts, broadcast outlets, and local government for updates.

AZZ531-533>536-538-539-554-559-251200- /O.CON.KPSR.EH.W.0004.200527T1700Z-200530T0300Z/ Kofa-Central La Paz-Aguila Valley-Southeast Yuma County- Gila River Valley-Tonopah Desert-Gila Bend-West Pinal County- Sonoran Desert Natl Monument- Including the cities of Palm Canyon, Brenda, Harcuvar, Quartzsite, Vicksburg, Vicksburg Junction, Salome, Aguila, Gladden, Wickenburg, Ligurta, Arlington, Hassayampa, Tonopah, Wintersburg, Gila Bend, Sentinel, and Kaka 1231 PM MST Sun May 24 2020 ...EXCESSIVE HEAT WARNING REMAINS IN EFFECT FROM 10 AM WEDNESDAY TO 8 PM MST FRIDAY... * WHAT...Dangerously hot conditions. Afternoon temperatures 104 to 112 expected. * WHERE...West Pinal County, Sonoran Desert National Monument, Southeast Yuma County, Aguila Valley, Gila River Valley, Kofa, Central La Paz County, Gila Bend and Tonopah Desert. * WHEN...From 10 AM Wednesday to 8 PM MST Friday. * IMPACTS...High HeatRisk. Overexposure can cause heat cramps and heat exhaustion to develop and, without intervention, can lead to heat stroke. PRECAUTIONARY/PREPAREDNESS ACTIONS... An Excessive 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. Stay indoors and seek air-conditioned buildings. Drink water, more than usual, and avoid dehydrating alcoholic, sugary, or caffeinated drinks. Dress for the heat - lightweight and light- colored clothing. Eat small meals and eat more often. Monitor those with a higher vulnerability to heat, including small children. Check in on family, friends, and neighbors, especially the elderly. If engaging in outdoor activity, take longer and more frequent breaks and avoid the hottest parts of the day. Never leave kids or pets unattended in cars. Public cooling shelters are available in some areas. Consult county officials for more details, which may include guidance for proper social distancing measures. Recognize the signs and symptoms of heat-related illness. Early signs include thirst and muscle cramps. Heat exhaustion may include: cool, moist, pale skin; headache; dizziness; weakness or exhaustion; nausea. The most serious illness is heat stroke, which may include: vomiting; confusion; throbbing headache; decreased alertness or loss of consciousness; high body temperature (above 105F); hot, dry skin; rapid, weak pulse; rapid, shallow breathing; seizures. Heat stroke can be DEADLY. Treat as an emergency and call 9 1 1. Continue to monitor NWS forecasts, broadcast outlets, and local government for updates.

AZZ537-540-542>544-546-548-550-551-553-251200- /O.CON.KPSR.EH.W.0004.200527T1700Z-200530T0300Z/ Northwest Valley-Buckeye/Avondale-Deer Valley-Central Phoenix- North Phoenix/Glendale-Scottsdale/Paradise Valley-East Valley- South Mountain/Ahwatukee-Southeast Valley/Queen Creek- Northwest Pinal County- Including the cities of Circle City, Surprise, Wittmann, Beardsley, Sun City West, Avondale, Cashion, Goodyear, Liberty, Peoria, Phoenix, Paradise Valley, Mesa, Chandler, Tempe, Gilbert, Sun Lakes, Queen Creek, Casa Grande, Florence, and Coolidge 1231 PM MST Sun May 24 2020 ...EXCESSIVE HEAT WARNING REMAINS IN EFFECT FROM 10 AM WEDNESDAY TO 8 PM MST FRIDAY... * WHAT...Dangerously hot conditions. Afternoon temperatures 106 to 113 expected. * WHERE...North Phoenix/Glendale, Scottsdale/Paradise Valley, Buckeye/Avondale, Deer Valley, Central Phoenix, The East Valley of the Phoenix Metro Area, Northwest Pinal County, Southeast Valley/Queen Creek, South Mountain/Ahwatukee and The Northwest Valley of the Phoenix Metro Area. * WHEN...From 10 AM Wednesday to 8 PM MST Friday. * IMPACTS...High HeatRisk. Overexposure can cause heat cramps and heat exhaustion to develop and, without intervention, can lead to heat stroke. PRECAUTIONARY/PREPAREDNESS ACTIONS... An Excessive 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. Stay indoors and seek air-conditioned buildings. Drink water, more than usual, and avoid dehydrating alcoholic, sugary, or caffeinated drinks. Dress for the heat - lightweight and light- colored clothing. Eat small meals and eat more often. Monitor those with a higher vulnerability to heat, including small children. Check in on family, friends, and neighbors, especially the elderly. If engaging in outdoor activity, take longer and more frequent breaks and avoid the hottest parts of the day. Never leave kids or pets unattended in cars. Public cooling shelters are available in some areas. Consult county officials for more details, which may include guidance for proper social distancing measures. Recognize the signs and symptoms of heat-related illness. Early signs include thirst and muscle cramps. Heat exhaustion may include: cool, moist, pale skin; headache; dizziness; weakness or exhaustion; nausea. The most serious illness is heat stroke, which may include: vomiting; confusion; throbbing headache; decreased alertness or loss of consciousness; high body temperature (above 105F); hot, dry skin; rapid, weak pulse; rapid, shallow breathing; seizures. Heat stroke can be DEADLY. Treat as an emergency and call 9 1 1. Continue to monitor NWS forecasts, broadcast outlets, and local government for updates.

AZZ002-003-036-CAZ522>527-NVZ016-017-020>022-251000- /O.CON.KVEF.EH.W.0003.200527T1700Z-200530T0300Z/ Lake Havasu and Fort Mohave-Northwest Deserts- Lake Mead National Recreation Area-Death Valley National Park- Western Mojave Desert-Eastern Mojave Desert-Morongo Basin- Cadiz Basin-San Bernardino County-Upper Colorado River Valley- Northeast Clark County-Western Clark and Southern Nye County- Las Vegas Valley-Southern Clark County- Including Lake Havasu City, Desert Hills, Topock, Kingman, Golden Valley, Dolan Springs, Valentine, Wikieup, Yucca, Bullhead City, Oatman, Mohave Valley, Furnace Creek, Stovepipe Wells, Shoshone, Barstow, Daggett, Fort Irwin, Baker, Mountain Pass, Mitchell Caverns, Morongo Valley, Yucca Valley, Twentynine Palms, Vidal Junction, Needles, Mesquite, Overton, Moapa, Pahrump, Indian Springs, Desert Rock, Amargosa Valley, Las Vegas, North Las Vegas, Henderson, Boulder City, Hoover Dam, Laughlin, Primm, Searchlight, and Cal-Nev-Ari 136 PM PDT Sun May 24 2020 /136 PM MST Sun May 24 2020/ ...EXCESSIVE HEAT WARNING REMAINS IN EFFECT FROM 10 AM PDT /10 AM MST/ WEDNESDAY TO 8 PM PDT /8 PM MST/ FRIDAY... * WHAT...Dangerously hot conditions for late May with record to near record high temperatures expected. High temperatures will range between 105 to 110 degrees for Las Vegas, Pahrump, Barstow and Morongo Basin. 110 to 115 for Overton, Lake Mead National Recreation Area, Bullhead City, Needles and Lake Havasu City. 100 to 105 around Kingman and 115 to 120 for Death Valley National Park. * WHERE...Portions of northwest Arizona, southeast California and southern Nevada. * WHEN...From 10 AM PDT /10 AM MST/ Wednesday to 8 PM PDT /8 PM MST/ Friday. * IMPACTS...Extreme heat will significantly increase the potential for heat related illnesses, particularly for those working or participating in outdoor activities. * ADDITIONAL DETAILS...Children...the elderly and people with chronic ailments are usually the first to suffer from the heat. Heat exhaustion...cramps or in extreme cases...heat stroke can result from prolonged exposure to these conditions. Friends...relatives or neighbors should check on people who may be at risk. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Young children and pets should never be left unattended in vehicles under any circumstances. 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. 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.

AZZ531-533>536-538-539-554-559-251200- /O.CON.KPSR.EH.W.0004.200527T1700Z-200530T0300Z/ Kofa-Central La Paz-Aguila Valley-Southeast Yuma County- Gila River Valley-Tonopah Desert-Gila Bend-West Pinal County- Sonoran Desert Natl Monument- Including the cities of Palm Canyon, Brenda, Harcuvar, Quartzsite, Vicksburg, Vicksburg Junction, Salome, Aguila, Gladden, Wickenburg, Ligurta, Arlington, Hassayampa, Tonopah, Wintersburg, Gila Bend, Sentinel, and Kaka 1231 PM MST Sun May 24 2020 ...EXCESSIVE HEAT WARNING REMAINS IN EFFECT FROM 10 AM WEDNESDAY TO 8 PM MST FRIDAY... * WHAT...Dangerously hot conditions. Afternoon temperatures 104 to 112 expected. * WHERE...West Pinal County, Sonoran Desert National Monument, Southeast Yuma County, Aguila Valley, Gila River Valley, Kofa, Central La Paz County, Gila Bend and Tonopah Desert. * WHEN...From 10 AM Wednesday to 8 PM MST Friday. * IMPACTS...High HeatRisk. Overexposure can cause heat cramps and heat exhaustion to develop and, without intervention, can lead to heat stroke. PRECAUTIONARY/PREPAREDNESS ACTIONS... An Excessive 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. Stay indoors and seek air-conditioned buildings. Drink water, more than usual, and avoid dehydrating alcoholic, sugary, or caffeinated drinks. Dress for the heat - lightweight and light- colored clothing. Eat small meals and eat more often. Monitor those with a higher vulnerability to heat, including small children. Check in on family, friends, and neighbors, especially the elderly. If engaging in outdoor activity, take longer and more frequent breaks and avoid the hottest parts of the day. Never leave kids or pets unattended in cars. Public cooling shelters are available in some areas. Consult county officials for more details, which may include guidance for proper social distancing measures. Recognize the signs and symptoms of heat-related illness. Early signs include thirst and muscle cramps. Heat exhaustion may include: cool, moist, pale skin; headache; dizziness; weakness or exhaustion; nausea. The most serious illness is heat stroke, which may include: vomiting; confusion; throbbing headache; decreased alertness or loss of consciousness; high body temperature (above 105F); hot, dry skin; rapid, weak pulse; rapid, shallow breathing; seizures. Heat stroke can be DEADLY. Treat as an emergency and call 9 1 1. Continue to monitor NWS forecasts, broadcast outlets, and local government for updates.

AZZ501>507-509-250515- /O.CON.KTWC.EH.A.0003.200528T1900Z-200530T0300Z/ Western Pima County-Tohono O'odham Nation- Upper Santa Cruz River Valley/Altar Valley-Tucson Metro Area- South Central Pinal County-Southeast Pinal County- Upper San Pedro River Valley-Upper Gila River Valley- Including the cities of Ajo, Organ Pipe Cactus N.M., Sells, Nogales, Tucson, Green Valley, Marana, Vail, Picacho Peak State Park, Mammoth, Oracle, and Safford 202 PM MST Sun May 24 2020 ...EXCESSIVE HEAT WATCH REMAINS IN EFFECT FROM THURSDAY AFTERNOON THROUGH FRIDAY EVENING... * WHAT...Dangerously hot conditions with High temperatures expected to range from 102 to 108 Thursday and 103 to 110 on Friday along with warm overnight low temperatures. * WHERE...Western Pima County, Tohono O'odham Nation, Upper Santa Cruz River Valley/Altar Valley, Tucson Metro Area, South Central and Southeast Pinal County, Upper San Pedro River Valley and Upper Gila River Valley. * WHEN...From Thursday afternoon through Friday evening. * IMPACTS...Extreme heat will significantly increase the potential for heat related illnesses, particularly for those working or participating in outdoor activities. * ADDITIONAL DETAILS...There is some potential the excessive heat will continue into next weekend. If that trend continues, a Watch or Warning may also be needed for one or both weekend days. PRECAUTIONARY/PREPAREDNESS ACTIONS... Monitor the latest forecasts and warnings for updates on this situation. Be prepared to drink plenty of fluids, stay in an air- conditioned room, stay out of the sun, and check up on relatives and neighbors. Young children and pets should never be left unattended in vehicles under any circumstances. This is especially true during warm or hot weather when car interiors can reach lethal temperatures in a matter of minutes.

AZZ501>507-509-250515- /O.CON.KTWC.EH.A.0003.200528T1900Z-200530T0300Z/ Western Pima County-Tohono O'odham Nation- Upper Santa Cruz River Valley/Altar Valley-Tucson Metro Area- South Central Pinal County-Southeast Pinal County- Upper San Pedro River Valley-Upper Gila River Valley- Including the cities of Ajo, Organ Pipe Cactus N.M., Sells, Nogales, Tucson, Green Valley, Marana, Vail, Picacho Peak State Park, Mammoth, Oracle, and Safford 202 PM MST Sun May 24 2020 ...EXCESSIVE HEAT WATCH REMAINS IN EFFECT FROM THURSDAY AFTERNOON THROUGH FRIDAY EVENING... * WHAT...Dangerously hot conditions with High temperatures expected to range from 102 to 108 Thursday and 103 to 110 on Friday along with warm overnight low temperatures. * WHERE...Western Pima County, Tohono O'odham Nation, Upper Santa Cruz River Valley/Altar Valley, Tucson Metro Area, South Central and Southeast Pinal County, Upper San Pedro River Valley and Upper Gila River Valley. * WHEN...From Thursday afternoon through Friday evening. * IMPACTS...Extreme heat will significantly increase the potential for heat related illnesses, particularly for those working or participating in outdoor activities. * ADDITIONAL DETAILS...There is some potential the excessive heat will continue into next weekend. If that trend continues, a Watch or Warning may also be needed for one or both weekend days. PRECAUTIONARY/PREPAREDNESS ACTIONS... Monitor the latest forecasts and warnings for updates on this situation. Be prepared to drink plenty of fluids, stay in an air- conditioned room, stay out of the sun, and check up on relatives and neighbors. Young children and pets should never be left unattended in vehicles under any circumstances. This is especially true during warm or hot weather when car interiors can reach lethal temperatures in a matter of minutes.

AZZ501>507-509-250515- /O.CON.KTWC.EH.A.0003.200528T1900Z-200530T0300Z/ Western Pima County-Tohono O'odham Nation- Upper Santa Cruz River Valley/Altar Valley-Tucson Metro Area- South Central Pinal County-Southeast Pinal County- Upper San Pedro River Valley-Upper Gila River Valley- Including the cities of Ajo, Organ Pipe Cactus N.M., Sells, Nogales, Tucson, Green Valley, Marana, Vail, Picacho Peak State Park, Mammoth, Oracle, and Safford 202 PM MST Sun May 24 2020 ...EXCESSIVE HEAT WATCH REMAINS IN EFFECT FROM THURSDAY AFTERNOON THROUGH FRIDAY EVENING... * WHAT...Dangerously hot conditions with High temperatures expected to range from 102 to 108 Thursday and 103 to 110 on Friday along with warm overnight low temperatures. * WHERE...Western Pima County, Tohono O'odham Nation, Upper Santa Cruz River Valley/Altar Valley, Tucson Metro Area, South Central and Southeast Pinal County, Upper San Pedro River Valley and Upper Gila River Valley. * WHEN...From Thursday afternoon through Friday evening. * IMPACTS...Extreme heat will significantly increase the potential for heat related illnesses, particularly for those working or participating in outdoor activities. * ADDITIONAL DETAILS...There is some potential the excessive heat will continue into next weekend. If that trend continues, a Watch or Warning may also be needed for one or both weekend days. PRECAUTIONARY/PREPAREDNESS ACTIONS... Monitor the latest forecasts and warnings for updates on this situation. Be prepared to drink plenty of fluids, stay in an air- conditioned room, stay out of the sun, and check up on relatives and neighbors. Young children and pets should never be left unattended in vehicles under any circumstances. This is especially true during warm or hot weather when car interiors can reach lethal temperatures in a matter of minutes.