NWS Tucson Arizona

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6-10 day Temperature and Precipitation Outlook

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Last Map Update: Tue, Jul 21, 2026 at 1:54:47 pm MST

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Extreme Heat Warning

Flood Watch

Heavy Rainfall Possible East and South of Tucson

Flash Flood Watch Today

The combination of ample moisture and an upper-level disturbance making its way across eastern portions of the area will result in another day of widespread showers and thunderstorms, especially east and south of Tucson. These storms will be capable of producing localized rainfall amounts between 1 and 3 inches...resulting in an increased risk of flash flooding.