This powerful, churning cyclone is about to hit California

Jan 4 2023 by Mashable

 

The Golden State is about to get drenched.

A major storm system, called a mid-latitude cyclone — air and clouds rotating around a region of low atmospheric pressure in this part of the world — is helping carry a potent stream of moisture into California. Areas of low pressure invite air to pour into a region, often bringing clouds and rain, and this specific stream of moisture is called an "atmospheric river."

Atmospheric rivers are formidable bands of moisture that often deluge...

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