Heavy Rain and Flash Flooding in the West; Heat Expands in the Central U.S.

Monsoonal moisture will produce showers and thunderstorms with heavy rain over parts of the Southwest, Great Basin, and Central Rockies through Monday. Flash flooding is possible, especially in and around burn scars and in areas of steep terrain. Heat will persist across the Central U.S. early this week, spreading into the Ohio Valley and Mid-Atlantic later this week. Read More >

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Last Map Update: Sun, Aug 30, 2026 at 10:54:33 pm MST

Watches, Warnings & Advisories

National Weather Service Salt Lake City, UT

National Weather Service Grand Junction, CO

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National Weather Service Albuquerque, NM

National Weather Service NWS Tucson Arizona

Severe Thunderstorm Warning

Flash Flood Warning

Flood Advisory

Flood Watch

Special Weather Statement

Monsoon Outlook

Flash Flood Watch Sunday through Monday

Expect scattered to widespread chances for showers/thunderstorms today, and activity looks to continue overnight as well. Storms will be capable of producing heavy rain, hail, frequent lightning, and gusty/erratic winds. Be sure to have a way to receive warnings.