National Weather Service United States Department of Commerce
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Last Map Update: Tue, Oct 20, 2026 at 4:10:11 pm PDT

A storm approaching from the Pacific Northwest will stall off the California coast, bringing chances of rain from late Tuesday through Thursday. As there is still uncertainty regarding exact rainfall, the ranges on this map represent a dryer and wetter scenario.
The first snowfall of the season is expected at high elevations of the Sierra Nevada this week. Between 3-6 inches is expected from Tuesday through Thursday, with heavier amounts above the timber line. Be prepared for difficult travel conditions!
Periods of moderate rainfall this week presents a moderate risk of localized flooding across Tehachapi Pass and the Mojave Desert this week. Stay up to date with forecasts and warnings at weather.gov/hanford.

 

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