Severe

Significant threat to life or property

Strong Atmospheric River AR Level 3 Forecast to Strike U.S. West Coast | Effective 03/22/2026

A Strong Atmospheric River rated AR Level 3  is forecast to make landfall along the U.S. West Coast within the next seven days, according to the Center for Western Weather and Water Extremes (CW3E). GovOneStop® forecasts the AR Level 3 to possibly strike the West Coast on Tuesday, March 24, 2026. 
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