Extreme Heat Warning

Locations Affected

Tucson, AZ ∙ Vaiva Vo, AZ ∙ Arivaca Junction, AZ ∙ San Manuel, AZ ∙ Organ Pipe Cactus National Monument, AZ ∙ Chuichu, AZ ∙ Continental, AZ ∙ Glenbar, AZ ∙ Pisinemo, AZ ∙ Picacho, AZ

Full Alert Message

URGENT - WEATHER MESSAGE National Weather Service Tucson AZ 950 AM MST Sun Jun 29 2025 ...EXTREME HEAT WARNING REMAINS IN EFFECT FROM 10 AM TO 8 PM MST MONDAY... * WHAT...Dangerously hot conditions with temperatures 108 to 114 in the Tucson Metropolitan area, Gila River Valley, Southeast and South Central Pinal County and across western and central Pima County including the Tohono O'odham Nation. * WHERE...South Central Pinal County, Southeast Pinal County, Tohono O'odham Nation, Tucson Metro Area, Upper Gila River Valley, and Western Pima County. * WHEN...From 10 AM to 8 PM MST Monday. * IMPACTS...Heat related illnesses increase significantly during extreme heat events. PRECAUTIONARY/PREPAREDNESS ACTIONS... 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.

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