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Heavy Rain and Flash Flooding Concerns in California; Heavy Snow in the Sierra

An atmospheric river will bring heavy rainfall to lower elevations of California this week, and heavy snow to the Sierra Nevada mountains. Flash flooding, some of which may be locally considerable, will be a concern on the western foothills of the Sierra Nevada mountains through Tuesday. Landslides, rockfalls and mudslides are possible in the Southern California mountains. Read More >

Overview

Several rounds of severe weather impacted the area on Thursday, May 19, 2022.

The first round of storms produced large hail (up to ping pong ball size) in southeast Minnesota between 12:24 - 1:54 PM.

Other rounds of severe weather occurred from late afternoon through the late evening hours. These later storms led to various reports of hail, damaging winds, urban flooding in La Crosse and Winona, and a brief EF0 tornado in the Town of Wells, just southeast of Sparta, WI. 

 

radar
La Crosse area radar animation between 7:48-8:46 PM
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