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Last Map Update: Tue, Sep 8, 2026 at 12:50:28 pm MST

Watches, Warnings & Advisories

National Weather Service NWS Flagstaff, AZ

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National Weather Service Albuquerque, NM

National Weather Service NWS Tucson Arizona

Extreme Heat Warning

Heat Advisory

Coastal Flood Advisory

High Surf Advisory

Extreme Heat Warning

Hot Temperatures This Week

Thunderstorm Outlook

Heat Safety Tips

Temperatures will reach 5-10 degrees above normal through the end of this week resulting in widespread Moderate to Major HeatRisk. As a result an Extreme Heat Warning has been issued for portions of the lower deserts Today-Friday.

Temperatures across the region will be well above normal through the end of this week resulting in widespread Moderate to Major HeatRisk. Temperatures start to gradually "cool" this weekend.

Thunderstorm chances will remain low (<10%) across the bulk of the area through at least Wednesday with only isolated storms possible across the higher terrain areas of eastern and southeastern AZ. The monsoonal high will shift east late this week into this weekend, allowing for rain chances to spread into the south-central AZ lower deserts by Thursday or Friday.

Temperatures will be above normal through the week, and peak around 5-10° above normal during the middle of the workweek. These temperatures will result in widespread Moderate to Major HeatRisk. An Extreme Heat Warning is also in effect for portions of the lower deserts from Tuesday-Friday. Make sure to practice smart heat safety this week.