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Heavy Rainfall to Bring Flooding Threat to California; Heavy Snow in the Sierra

A strong atmospheric river will bring heavy rainfall to California through the holiday week. The heaviest rainfall is expected on Wednesday in the Los Angeles Basin. Flash and urban flooding is possible. A prolonged heavy snowfall is expected in the Sierra Nevada from the atmospheric river, raising concerns for major snow‐load impacts. Travel may be difficult to impossible over the passes. Read More >

Overview

Two powerful, long-lived supercells tracked across eastern Nebraska and southwest Iowa during the afternoon and evening hours
of April 17. The storms produced widespread damaging hail up to 4 inches in diameter, wind gusts greater than 80 mph, and multiple
tornadoes.

 
 
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