What to know about the 2nd atmospheric river set to slam Bay Area
Amy Graff
SFGATE
Jan. 2, 2023
Updated: Jan. 3, 2023 8:59 a.m.

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It's about to get wet again in the San Francisco Bay Area.

An atmospheric river delivered a historic deluge of rain to the region over the weekend, and another moisture-rich system is expected to soak the area Wednesday and Thursday. Here's what to know about the storm:

How much rain is expected to fall?

The North Bay is forecast to record 3 to 5 inches of rain in the valleys, 4 to 6 inches in the hills and 8 to 10 inches in the mountains, the National Weather Service said. The rest of the Bay Area could pick up 1 to 3 inches in the valleys, 3 to 4 inches in the hills and 4.5 to 5 inches in the coastal mountains. Downtown San Francisco is predicted to measure up to 2 to 3 inches of rain. Valley areas of the North Bay could see up to 5 inches, the weather service said. Santa Cruz County could measure 3 to 5 inches at lower elevations and 8 to 10 inches in the mountains.