Heavy to Excessive Rainfall in the Central Appalachians; Severe Weather in the Mid-South; Hot Weather in Southern California

Heavy to excessive rainfall may lead to flooding today over southwest Pennsylvania into northern West Virginia, and western Maryland. Severe thunderstorms are possible this afternoon and evening in the Mid-South and across Eastern North Carolina. An extended period of hot weather is forecast for parts of coastal southern California including Los Angeles from today through Thursday. Read More >

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Last Map Update: Wed, May 21, 2025 at 5:14:19 am PDT

Watches, Warnings & Advisories

National Weather Service Salt Lake City, UT

National Weather Service San Joaquin Valley, CA

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National Weather Service NWS Flagstaff, AZ

National Weather Service Los Angeles, CA

Heat Advisory

Fire Weather Watch

Above-Normal Temps Continue

Pardon our Dust

Expect above-normal temperatures across the region through the middle of next week. Las Vegas normal temperature for mid-to-late May is 90 degrees.

From Monday, May 19th through Wednesday, May 21st, NWS Las Vegas will be conducting a required and scheduled update to our AWIPS computer system. During this time, the NOAA Weather Radio transmitters maintained by this office will be off the air, and select graphical products will not be updated. Normal forecast products and services will continue uninterrupted.

Heavy to Excessive Rainfall in the Central Appalachians; Severe Weather in the Mid-South; Hot Weather in Southern California

NWS Forecast Office Las Vegas, NV