Extreme Heat Warning 06/16/2025 20:17 for Arizona areas

Headline: 
Extreme Heat Warning issued June 16 at 8:17PM MST until June 20 at 9:00PM MST by NWS Tucson AZ
Event: 
Extreme Heat Warning
Urgency: 
Expected
Effective: 
June 16, 2025 - 8:17pm
Expires: 
June 17, 2025 - 4:30am
Description: 
* WHAT...For the Thursday through Friday Extreme Heat Warning, dangerously hot conditions with temperatures up to 115 possible in the Tucson metropolitan area, Gila River Valley, and across western and central Pima County including the Tohono O'odham Nation. High temperatures elsewhere will be 102 to 108 degrees. * WHERE...Eastern Cochise County below 5000 feet, South Central Pinal County, Southeast Pinal County, Tohono O'odham Nation, Tucson Metro Area, Upper Gila River Valley, Upper San Pedro River Valley, Upper Santa Cruz River Valley/Altar Valley, and Western Pima County. * WHEN...From 10 AM Thursday to 9 PM MST Friday. * IMPACTS...Heat related illnesses increase significantly during extreme heat events.
Instruction: 
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. 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.
Area Description: 
Western Pima County Including Ajo/Organ Pipe Cactus National Monument; Tohono O'odham Nation including Sells; Upper Santa Cruz River and Altar Valleys including Nogales; Tucson Metro Area including Tucson/Green Valley/Marana/Vail; South Central Pinal County including Eloy/Picacho Peak State Park; Southeast Pinal County including Kearny/Mammoth/Oracle; Upper San Pedro River Valley including Sierra Vista/Benson; Eastern Cochise County Below 5000 Feet including Douglas/Willcox; Upper Gila River and Aravaipa Valleys including Clifton/Safford
Forcast Office: 
NWS Tucson AZ