NWS Phoenix

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Last Map Update: Sun, Oct 4, 2026 at 7:10:58 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

Beach Hazards Statement

Extreme Heat Watch

Temperature Outlook

Breezy Conditions Continue

Extreme Heat Watch

September Climate Summary

Monsoon Climate Summary

Temperatures will gradually warm through the middle of the week with many lower desert communities nearing or exceeding 100 degrees. This will result in local moderate to major HeatRisk where readings will be around 10 degrees above normal and near daily records.

Breezy conditions will re-develop Sunday morning after a period of calmer winds this evening. Wind gusts will peak in the mid to late morning with gusts slowly weakening through the afternoon. Gusty winds will return Monday morning, however speeds should be slightly lower than Sunday. Make sure to secure any loose items or temporary structures. Difficult driving conditions are possible, especially for high profile vehicles with localized blowing dust also a potential hazard.

An Extreme Heat Watch has been issued for portions of SW AZ and SE CA for Wednesday and Thursday. Afternoon highs are expected to reach upwards of 104°-110°F, around 10-15 degrees above normal for this time of year.

September temperatures finished slightly above normal at all 3 climate sites, mainly due to warmer overnight lows. Rainfall totals were above normal at Phoenix and El Centro, and below normal at Yuma.

Monsoon season temperatures finished above normal at all three climate sites, with the overnight lows being the most above normal for all three climate sites. Rainfall totals were above normal at Phoenix, and below normal at Yuma and El Centro.