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Big Bend, California Weather Forecast
Big Bend, California Weather
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Weather Forecast for Big Bend, California : Sonoma County
Issued: 2:08 am PST Dec 18, 2025 Latitude: 38.236305 Longitude: -122.4622022 View on Google Maps

MouseOver for Detail Forecast
This Afternoon Tonight Friday Saturday Sunday Monday Tuesday Wednesday
Mostly Cloudy on This Afternoon 50% chance of rain on Tonight 90% chance of rain on Friday 70% chance of rain on Saturday 100% chance of rain on Sunday Rain on Monday 70% chance of rain on Tuesday 70% chance of rain on Wednesday
High: 57°F Low: 49°F High: 56°F High: 54°F High: 57°F High: 54°F High: 51°F High: 52°F
Low: 49°F Low: 51°F Low: 50°F Low: 44°F Low: 45°F  
Mostly Cloudy Rain Rain Rain Rain Rain Rain Rain
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Current Conditions at
NAPA - (KAPC)
55°
Cloudy
as of 11:54 AM PST
Rel. Humidity: 87%
Dew Point: 52°F
Visibility: 10 Miles
Pressure: 30.17 in.
Flight Rule: IFR
Wind Data
Calm
Cloud Level(s): Broken at 700ft, Solid Overcast at 1100ft
Current Conditions at
SANTA ROSA - (KSTS)
52°
Cloudy
as of 11:53 AM PST
Rel. Humidity: 93%
Dew Point: 50°F
Visibility: 10 Miles
Pressure: 30.18 in.
Flight Rule: IFR
Wind Data
Calm
Cloud Level(s): Solid Overcast at 700ft
Current Conditions at
CONCORD - (KCCR)
55°
Cloudy
as of 11:53 AM PST
Rel. Humidity: 82%
Dew Point: 50°F
Visibility: 10 Miles
Pressure: 30.17 in.
Flight Rule: MVFR
Wind Data
3 MPH
190° South
Cloud Level(s): Solid Overcast at 1300ft
Current Conditions at
TRAVIS AFB - (KSUU)
57°
Cloudy
as of 11:55 AM PST
Rel. Humidity: 82%
Dew Point: 52°F
Visibility: 7 Miles
Pressure: 30.15 in.
Flight Rule: MVFR
Wind Data
6 MPH
220° Southwest
Cloud Level(s): Solid Overcast at 1300ft
Mostly Cloudy on This Afternoon This Afternoon... Mostly cloudy, with a high near 57. West southwest wind 3 to 5 mph.

50% chance of rain Tonight Tonight... A 50 percent chance of rain. Cloudy, with a low around 49. Light and variable wind. New precipitation amounts of less than a tenth of an inch possible.

90% chance of rain Friday Friday... Rain, mainly after 10am. High near 56. South southwest wind 7 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

80% chance of rain Friday Night Friday Night... Rain, mainly before 10pm. Low around 49. Southwest wind 5 to 9 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

70% chance of rain Saturday Saturday... Rain likely, mainly after 10am. Cloudy, with a high near 54. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.

90% chance of rain Saturday Night Saturday Night... Rain. Low around 51. Chance of precipitation is 90%. New precipitation amounts between three quarters and one inch possible.

100% chance of rain Sunday Sunday... Rain. High near 57. Chance of precipitation is 100%.

Rain on Sunday Night Sunday Night... Rain. Cloudy, with a low around 50.

Rain on Monday Monday... Rain. Cloudy, with a high near 54.

70% chance of rain Monday Night Monday Night... Rain likely. Cloudy, with a low around 44.

70% chance of rain Tuesday Tuesday... Rain likely. Cloudy, with a high near 51.

70% chance of rain Tuesday Night Tuesday Night... Rain likely. Cloudy, with a low around 45.

70% chance of rain Wednesday Wednesday... Rain likely. Cloudy, with a high near 52.

Current Radar Image


Sun Almanac for Big Bend, California
Sunrise: 07:22 AM
Sunset: 4:52 PM
Civil Sunrise:06:52 AM
Civil Sunset: 5:21 PM
Nautical Sunrise: 06:19 AM
Nautical Sunset: 5:55 PM
Astro Sunrise: 05:47 AM
Astro Sunset: 6:27 PM
Any use of the information on this page is at your own risk. This information should not be relied upon in life-threatening situations, potential financial loss situations or in lieu of any officially disseminated information. Visit the National Weather Service for official information.