NWS Tucson Arizona

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Last Map Update: Sat, Aug 15, 2026 at 8:38:45 am MST

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Extreme Heat Watch

Extreme Heat Watch is in effect for next Monday through Wednesday. A pattern change will result in warming and drying conditions supporting moderate to major HeatRisk across southeast AZ. Temperatures are forecast to rise to 5-7°F above normal during this timeframe.