Atmospheric River Alert

Atmospheric River AR Level1 Forecast to Strike U.S. West Coast | Effective 04/13/2026

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Submitted by GovOneStop on April 13, 2026 - 3:11pm

An Atmospheric River rated AR Level 1  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 1 to possibly strike the West Coast on Tuesday, April 14, 2026. 

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

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Submitted by GovOneStop on March 21, 2026 - 6:11pm

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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