Non-Precipitation Warnings / Watches / Advisories
Issued by NWS Phoenix, AZ
Issued by NWS Phoenix, AZ
157 WWUS75 KPSR 231723 NPWPSR URGENT - WEATHER MESSAGE National Weather Service Phoenix AZ 1023 AM MST Sun Aug 23 2026 AZZ530>533-535-536-CAZ562-565>567-569-570-241000- /O.CON.KPSR.XH.W.0008.000000T0000Z-260830T0300Z/ Parker Valley-Kofa-Yuma-Central La Paz-Southeast Yuma County-Gila River Valley-Imperial County Southwest-Imperial County Southeast- Imperial County West-Imperial Valley-Palo Verde Valley-Chuckwalla Valley- Including the cities of Quartzsite, Winona, Vicksburg Junction, Ocotillo, Brenda, Palo Verde, Winterhaven, Calexico, Mountain Spring, Ehrenberg, Fortuna Foothills, Vicksburg, Coyote Wells, Martinez Lake, Alamorio, Salome, El Centro, Harcuvar, Coolidge Springs, Midland, Brawley, Salton City, Plaster City, Palm Canyon, Ligurta, Blythe, Ripley, Parker, and Yuma 1023 AM MST Sun Aug 23 2026 /1023 AM PDT Sun Aug 23 2026/ ...EXTREME HEAT WARNING REMAINS IN EFFECT UNTIL 8 PM MST /8 PM PDT/ SATURDAY... * WHAT...Dangerously hot and humid conditions. Afternoon temperatures 106 to 118 expected. Major to Extreme 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. PRECAUTIONARY/PREPAREDNESS ACTIONS... 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. && $$ AZZ534-538-539-541-545-547-549-552>555-559-241000- /O.CON.KPSR.XH.W.0008.000000T0000Z-260830T0300Z/ Aguila Valley-Tonopah Desert-Gila Bend-Cave Creek/New River-New River Mesa-Rio Verde/Salt River-Fountain Hills/East Mesa-Superior- Northwest Pinal County-West Pinal County-Apache Junction/Gold Canyon-Sonoran Desert Natl Monument- Including the cities of Gladden, Sentinel, Tonopah, Kaka, Wintersburg, Fountain Hills, Scottsdale, Superior, Tortilla Flat, Arlington, Hassayampa, Wickenburg, Aguila, Apache Junction, Coolidge, Casa Grande, Florence, Cactus Forest, and Gila Bend 1023 AM MST Sun Aug 23 2026 ...EXTREME HEAT WARNING REMAINS IN EFFECT UNTIL 8 PM MST SATURDAY... * WHAT...Dangerously hot conditions. Afternoon temperatures 105 to 116 expected. 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...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 PRECAUTIONARY/PREPAREDNESS ACTIONS... 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. && $$ AZZ537-540-542>544-546-548-550-551-241000- /O.CON.KPSR.XH.W.0008.000000T0000Z-260830T0300Z/ Northwest Valley-Buckeye/Avondale-Deer Valley-Central Phoenix- North Phoenix/Glendale-Scottsdale/Paradise Valley-East Valley- South Mountain/Ahwatukee-Southeast Valley/Queen Creek- Including the cities of Circle City, Surprise, Sun City West, Paradise Valley, Wittmann, Mesa, Chandler, Sun Lakes, Goodyear, Avondale, Tempe, Beardsley, Peoria, Gilbert, Phoenix, Cashion, Queen Creek, and Liberty 1023 AM MST Sun Aug 23 2026 ...EXTREME HEAT WARNING REMAINS IN EFFECT UNTIL 8 PM MST SATURDAY... * WHAT...Dangerously hot conditions. Afternoon temperatures 107 to 115 expected. 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 PRECAUTIONARY/PREPAREDNESS ACTIONS... 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. && $$ AZZ560-241000- /O.CON.KPSR.XH.W.0008.000000T0000Z-260830T0300Z/ San Carlos- Including the cities of San Carlos and Peridot 1023 AM MST Sun Aug 23 2026 ...EXTREME HEAT WARNING REMAINS IN EFFECT UNTIL 8 PM MST SATURDAY... * WHAT...Dangerously hot conditions. Afternoon temperatures 104 to 113 expected. Major to Extreme Heat Risk. * WHERE...San Carlos. * WHEN...Until 8 PM MST Saturday. * IMPACTS...Heat related illnesses increase significantly during extreme heat events. Overexposure can cause heat cramps and heat exhaustion to develop and, without intervention, can lead to heat stroke. PRECAUTIONARY/PREPAREDNESS ACTIONS... An Extreme Heat Warning means that a period of very hot temperatures, even by local standards, will occur. Actions should be taken to lessen the impact of the extreme heat. Take extra precautions if you work or spend time outside. When possible, reschedule strenuous activities to early morning or evening. Know the signs and symptoms of heat exhaustion and heat stroke. Wear lightweight and loose-fitting clothing when possible and drink plenty of water. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1. Public cooling shelters are available in some areas. Consult county officials for more details. && $$ SB