842 WWUS75 KPSR 231917 NPWPSR URGENT - WEATHER MESSAGE National Weather Service Phoenix AZ 1217 PM MST Tue Jun 23 2026 AZZ560-241130- /O.CON.KPSR.XH.W.0003.000000T0000Z-260625T0300Z/ San Carlos- Including the cities of Peridot and San Carlos 1217 PM MST Tue Jun 23 2026 ...EXTREME HEAT WARNING REMAINS IN EFFECT UNTIL 8 PM MST WEDNESDAY... * WHAT...Dangerously hot conditions. Afternoon temperatures up to 112 degrees. Major Heat Risk. * WHERE...San Carlos area. * WHEN...Until 8 PM MST Wednesday. * 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. && $$ AZZ530-532-533-CAZ569-241130- /O.CON.KPSR.XH.W.0003.260624T1700Z-260626T0300Z/ Parker Valley-Yuma-Central La Paz-Palo Verde Valley- Including the cities of Yuma, Vicksburg, Quartzsite, Salome, Ehrenberg, Ripley, Palo Verde, Blythe, Brenda, Martinez Lake, Harcuvar, Parker, Fortuna Foothills, and Vicksburg Junction 1217 PM MST Tue Jun 23 2026 /1217 PM PDT Tue Jun 23 2026/ ...EXTREME HEAT WARNING REMAINS IN EFFECT FROM 10 AM MST /10 AM PDT/ WEDNESDAY TO 8 PM MST /8 PM PDT/ THURSDAY... * WHAT...Dangerously hot conditions. Afternoon temperatures up to 114 degrees. Local major Heat Risk. * WHERE...The lower Colorado River Valley, including the city of Yuma. * WHEN...From 10 AM MST /10 AM PDT/ Wednesday to 8 PM MST /8 PM PDT/ Thursday. * IMPACTS...Heat related illnesses increase significantly during extreme heat events. Overexposure can cause heat cramps and heat exhaustion to develop and, without intervention, can lead to heat stroke. PRECAUTIONARY/PREPAREDNESS ACTIONS... An Extreme Heat Warning means that a period of very hot temperatures, even by local standards, will occur. Actions should be taken to lessen the impact of the extreme heat. Take extra precautions if you work or spend time outside. When possible, reschedule strenuous activities to early morning or evening. Know the signs and symptoms of heat exhaustion and heat stroke. Wear lightweight and loose-fitting clothing when possible and drink plenty of water. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1. Public cooling shelters are available in some areas. Consult county officials for more details. && $$ AZZ537-540-542>544-546-548-550-551-241130- /O.CON.KPSR.XH.W.0003.260624T1700Z-260626T0300Z/ 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 Surprise, Sun Lakes, Paradise Valley, Beardsley, Avondale, Phoenix, Gilbert, Chandler, Tempe, Peoria, Wittmann, Sun City West, Cashion, Mesa, Goodyear, Liberty, Queen Creek, and Circle City 1217 PM MST Tue Jun 23 2026 ...EXTREME HEAT WARNING REMAINS IN EFFECT FROM 10 AM WEDNESDAY TO 8 PM MST THURSDAY... * WHAT...Dangerously hot conditions. Afternoon temperatures up to 114 degrees. Local major Heat Risk. * WHERE...The entire Phoenix metropolitan area. * WHEN...From 10 AM Wednesday to 8 PM MST Thursday. * 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. http://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. && $$ CAZ562-566-567-241130- /O.CON.KPSR.XH.W.0003.260624T1700Z-260626T0300Z/ Imperial County Southwest-Imperial County West-Imperial Valley- Including the cities of Salton City, Coyote Wells, Coolidge Springs, Alamorio, Winona, Plaster City, El Centro, Mountain Spring, Brawley, Calexico, and Ocotillo 1217 PM PDT Tue Jun 23 2026 ...EXTREME HEAT WARNING REMAINS IN EFFECT FROM 10 AM WEDNESDAY TO 8 PM PDT THURSDAY... * WHAT...Dangerously hot conditions. Afternoon temperatures up to 115 degrees. Local major Heat Risk. * WHERE...Western Imperial County including the city of El Centro. * WHEN...From 10 AM Wednesday to 8 PM PDT Thursday. * IMPACTS...Heat related illnesses increase significantly during extreme heat events. Overexposure can cause heat cramps and heat exhaustion to develop and, without intervention, can lead to heat stroke. PRECAUTIONARY/PREPAREDNESS ACTIONS... An Extreme Heat Warning means that a period of very hot temperatures, even by local standards, will occur. Actions should be taken to lessen the impact of the extreme heat. Take extra precautions if you work or spend time outside. When possible, reschedule strenuous activities to early morning or evening. Know the signs and symptoms of heat exhaustion and heat stroke. Wear lightweight and loose-fitting clothing when possible and drink plenty of water. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1. Public cooling shelters are available in some areas. Consult county officials for more details. && $$