Active Weather Alerts
Extreme Heat Warning
Issued: 7:06 AM Mar. 19, 2026 – National Weather Service
...EXTREME HEAT WARNING REMAINS IN EFFECT FROM 11 AM THURSDAY TO 8 PM MST SUNDAY... * WHAT...Dangerously hot conditions. Afternoon temperatures 95 to 106 expected. Overexposure can cause heat cramps and heat exhaustion to develop and, without intervention, can lead to heat stroke. * WHERE...Apache Junction/Gold Canyon, Cave Creek/New River, Dripping Springs, Fountain Hills/East Mesa, New River Mesa, Rio Verde/Salt River, and Superior. * WHEN...From 11 AM Thursday to 8 PM MST Sunday. * IMPACTS...Heat related illnesses increase significantly during extreme heat events. 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. 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. &&
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