7-Day Zone Forecast for North Bay Interior Valleys (Text-Only)
NWS Forecast for: North Bay Interior Valleys
Issued by: National Weather Service San Francisco Bay Area/Monterey, CA
Last Update: 301 AM PST Thu Feb 19 2026




Rest Of Tonight: Rain. Lows in the 30s to mid 40s. Southeast winds 10 to 20 mph.

Thursday: Mostly cloudy in the morning then becoming sunny. Breezy. A slight chance of rain in the morning. Highs in the upper 40s to mid 50s. Northwest winds 20 to 30 mph.

Thursday Night: Mostly clear. Areas of frost after midnight. Lows in the upper 20s to lower 40s. Northwest winds 10 to 20 mph with gusts to around 35 mph...becoming 5 to 10 mph after midnight.

Friday: Mostly cloudy. Widespread frost and patchy fog in the morning. Highs in the 40s to mid 50s. Northeast winds up to 5 mph...becoming southeast around 5 mph in the afternoon.

Friday Night: Partly cloudy in the evening then becoming mostly cloudy. Patchy fog and frost after midnight. A slight chance of rain after midnight. Lows in the 30s to lower 40s. East winds 5 to 10 mph. Chance of rain 20 percent.

Saturday: Mostly cloudy. A slight chance of rain. Highs in the 50s.

Saturday Night: Mostly cloudy. A chance of rain. Lows in the 40s to lower 50s.

Sunday: Rain likely. Highs in the mid 50s to lower 60s.

Sunday Night And Monday: Rain likely. Lows in the upper 40s to mid 50s. Highs near 60.

Monday Night And Tuesday: Rain. Lows in the upper 40s to mid 50s. Highs in the mid 50s to lower 60s.

Tuesday Night: Rain likely. Lows in the mid 40s to lower 50s.

Wednesday: Rain likely. Highs in the mid 50s to lower 60s.







Zone Forecast: North Bay Interior Valleys

Visit your local NWS office at: https://www.weather.gov/mtr