Daily Archives: October 25, 2021

What is an atmospheric river?

The extreme and persistent drought that has plagued parts of California for several years will be at least slightly remedied by the torrential rains that fell over the weekend over much of the central and northern part of the state.

These rains were associated with a phenomenon called an “atmospheric river.”

Atmospheric rivers are organized flows of deep, moist air from the subtropics and tropics that bring many locations in California a large portion of their annual precipitation. Continue reading

Category: Meteorology, Phenomena, Severe Weather

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