National Weather Service United States Department of Commerce

Fire Weather Conditions in the Northwest U.S.; Heavy Rain in the West and South-central U.S.

Extreme heat is waning over the Pacific Northwest. Dry, gusty winds, and isolated dry thunderstorms will bring critical fire weather to the Pacific Northwest and Intermountain West. Heavy rain and thunderstorms continue across portions of the Great Basin, Rockies, and central/southern Plains into the Ozarks. An atmospheric river will bring heavy rain and strong winds to southwest Alaska. Read More >

Overview

Several clusters of strong to severe thunderstorms impacted parts of the area on Thursday, August 4th.  During the afternoon and into the early evening, severe storms produced wind gusts up to 70 mph and torrential rains.  Most of the wind damage was across west central Wisconsin and northeast Iowa. 1-2" per hour rainfall rates were common with the storms, resulting in urban flooding.

loop of radar reflectivity
Radar loop from around 10 a.m. to 8 p.m., with warnings overlaid in yellow.
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