Excessive Heat Continues for the Pacific Northwest; Flooding Impacts Expected in the Southwest U.S.

A dangerous heat wave persists for the Northwest into portions of California today with excessive heat warnings and heat advisories in effect. The active monsoon pattern with organized showers and thunderstorms and possible flash flooding with debris flows continues and will become enhanced in the Southwestern U.S. through Saturday. Read More >

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Last Map Update: Thu, Aug. 18, 2022 at 1:35:50 pm MDT

Watches, Warnings & Advisories


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Heat Continues

Tstorms Fri onward

Hot temperatures continue into this weekend. An extended period of uncomfortable overnight lows will last through Sunday for north-central Idaho.

On Friday, thunderstorms will primarily be focused Lemhi County and north-central Idaho. Thunderstorm coverage will expand over the weekend through early next week, with much of western Montana and north-central Idaho seeing the potential for storms. Storms during this timeframe have the potential to produce gusty outflow winds, brief heavy rain and lightning.