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: Mon, Aug 31, 2026 at 4:32:34 am MDT

Watches, Warnings & Advisories

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Lake Wind Advisory

Gusty Winds on Wednesday

South to southwest winds will increase through the day on Wednesday, with winds becoming especially gusty along the Rocky Mountain Front and in the north-south orientated valleys of Southwest Montana. Those operating high profile vehicles should be prepared for strong cross winds.