Expires:202504101600;;059927 FPUS56 KMTR 100101 ZFPMTR San Francisco Bay Area/Central California Zone Forecast National Weather Service San Francisco Bay Area 601 PM PDT Wed Apr 9 2025 This is an automatically generated product that provides average values for large geographic areas. For a more site specific forecast...please visit weather.gov/sanfrancisco (1) Select a location from the drop down menu above the map... -- or -- (2) Click a location on the map. You can refine your selection by clicking on the map displayed on the resulting page. CAZ506-101600- North Bay Interior Valleys- 601 PM PDT Wed Apr 9 2025 .TONIGHT...Partly cloudy. Patchy fog after midnight. Lows in the mid 40s to lower 50s. West winds 5 to 10 mph. .THURSDAY...Partly cloudy. Highs in the mid 60s to upper 70s. West winds 5 to 15 mph. .THURSDAY NIGHT...Mostly cloudy. Lows in the upper 40s to mid 50s. West winds 5 to 15 mph. .FRIDAY...Mostly cloudy in the morning then becoming partly cloudy. Highs in the mid 60s to upper 70s. West winds 5 to 10 mph increasing to 10 to 20 mph in the afternoon. .FRIDAY NIGHT...Partly cloudy in the evening then becoming mostly clear. Lows in the 40s. West winds 10 to 20 mph. .SATURDAY...Sunny. Highs in the mid 60s to upper 70s. .SATURDAY NIGHT THROUGH SUNDAY NIGHT...Clear. Lows in the mid 40s to lower 50s. Highs in the upper 60s to lower 80s. .MONDAY...Sunny. Highs in the mid 60s to lower 80s. .MONDAY NIGHT AND TUESDAY...Partly cloudy. Lows in the mid 40s to lower 50s. Highs in the mid 60s to upper 70s. .TUESDAY NIGHT AND WEDNESDAY...Mostly clear. Lows in the mid 40s to lower 50s. Highs in the mid 60s to upper 70s. && TEMPERATURE / PRECIPITATION Santa Rosa 45 77 52 76 / San Rafael 49 72 53 69 / Napa 48 74 52 74 / $$