Tropical Moisture Will Bring Heavy to Excessive Rainfall with Possible Flooding This Week

Tropical moisture from the remnants of Odalys and Hurricane Polo will surge over the southwest into the central U.S. this week with several days of heavy to excessive rainfall which may bring limited to considerable flooding. Flood Watches have been issued through Wednesday in the southwest U.S. and moderate risk outlooks have been issued today through Thursday. Read More >

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Last Map Update: Mon, Sep 28, 2026 at 11:04:50 am PDT

Watches, Warnings & Advisories

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National Weather Service Salt Lake City, UT

National Weather Service San Joaquin Valley, CA

National Weather Service NWS Flagstaff, AZ

Flood Watch

Thunderstorm Outlook

Much Cooler Today

Warming Trend

Unseasonably Warm

High Temperature Probabilities

Isolated thunderstorms are expected in Eastern Nevada from 12 PM PDT this afternoon until 7 PM PDT this evening. A few of these thunderstorms could be strong. The primary thunderstorm hazards will be wind gusts near 50 mph and dangerous cloud to ground lightning strikes.

High temperatures throughout Northern and Central Nevada this afternoon will be about ten degrees cooler than yesterday afternoon.

High temperatures throughout Northern and Central Nevada Wednesday afternoon will be around five degrees warmer than Tuesday afternoon. Maximum temperatures across Northern and Central Nevada Thursday afternoon will be about ten degrees above normal for this time of year.

High temperatures throughout Northern and Central Nevada both Friday afternoon and Saturday afternoon will be around ten degrees above normal for this time of year.

High temperatures throughout Northern and Central Nevada this afternoon will be around five degrees below normal for this time of year. A warming trend is expected Tuesday through Thursday. By Thursday afternoon, maximum temperatures across Northern and Central Nevada will be about ten degrees above seasonal values. Here are probabilities of maximum temperatures of 80 degrees or higher for select locations in Northern and Central Nevada from Monday, September 28th, 2026 through Friday, October 2nd, 2026.