National Weather Service United States Department of Commerce

Heavy Rain Return to the Southwest U.S.; Potential Atlantic Tropical System Interaction

Heavy to excessive rainfall from monsoon thunderstorms may bring isolated flash and urban flooding to the Desert Southwest into Sunday. The tropical wave (AL94) continues to bring heavy rainfall to Puerto Rico and the US Virgin Islands. The close proximity of Tropical Storm Humberto and AL94 could lead to interaction between them, but details of their track and intensity forecasts remain uncertain Read More >

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Last Map Update: Thu, Sep 25, 2025 at 1:02:21 pm CDT

Quiet weather will ensue for much of the next week. Temperatures will be near normal through the end of the week before warming again this weekend into next week.
We issued many Severe Thunderstorm and Flash Flood Warnings on Tuesday, September 23rd, and we're looking for ground truth reports of large hail, damaging winds and flash flooding. If you received severe weather or encountered flooding on the 23rd, send us the details on social media, IRIS or with a phone call. Reports help us keep an accurate historical record AND help us improve future warning services.
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