Weather & Extremes
What Is an Atmospheric River? The AR 1 to AR 5 Scale Explained
An atmospheric river is a long, narrow band of water vapor in the sky. How the AR 1 to AR 5 scale rates storms, and when they help or cause floods.
Space, Earth and the natural world, explained.
An atmospheric river is a long, narrow band of water vapor in the sky. How the AR 1 to AR 5 scale rates storms, and when they help or cause floods.
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