National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Tracking Atmospheric River for the West Coast; Space Weather Storming Continues

An atmospheric river will bring threats of gusty to high winds and heavy rainfall to California mainly Thursday into Saturday which may bring areas of flooding and wind damage. Heavy snow will be possible over the Sierra Nevada mountains Thursday into Friday associated with the atmospheric river. Minor to severe geomagnetic storming (space weather) is expected to continue into early Thursday. Read More >

Hazardous Weather Conditions

Current conditions at

MIDDLE PEAK (MDEC1)

Lat: 37.92778°NLon: 122.58722°WElev: 2339.0ft.

NA

51°F

11°C

Humidity 100%
Wind Speed SE 13 MPH
Barometer NA
Dewpoint 51°F (11°C)
Visibility NA
Last update 12 Nov 10:36 AM PST
Extended Forecast for

Fairfax CA

Wind Advisory November 12, 10:00pm until November 13, 10:00am
Click here for hazard details and duration
Wind Advisory

  • Today

    Today: Showers likely, mainly after 4pm. Mostly cloudy, with a high near 65. South wind 11 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%.

    High: 65 °F

    Showers
    Likely

  • Tonight

    Tonight: Showers, with thunderstorms also possible after 1am. Some of the storms could produce heavy rainfall. Low around 57. South southeast wind 14 to 18 mph, with gusts as high as 40 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.

    Low: 57 °F

    Heavy Rain

  • Thursday

    Thursday: Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. High near 65. Southwest wind 11 to 18 mph, with gusts as high as 44 mph. Chance of precipitation is 90%. New precipitation amounts between 1 and 2 inches possible.

    High: 65 °F

    Heavy Rain
    then Showers
    Likely

  • Thursday Night

    Thursday Night: A 50 percent chance of showers. Mostly cloudy, with a low around 50. South southwest wind 5 to 7 mph. New precipitation amounts of less than a tenth of an inch possible.

    Low: 50 °F

    Chance
    Showers

  • Friday

    Friday: A 30 percent chance of showers before 4pm. Mostly sunny, with a high near 66. North northeast wind 3 to 6 mph.

    High: 66 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A 30 percent chance of showers after 10pm. Partly cloudy, with a low around 48. New precipitation amounts of less than a tenth of an inch possible.

    Low: 48 °F

    Chance
    Showers

  • Saturday

    Saturday: Mostly sunny, with a high near 68.

    High: 68 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A slight chance of showers. Partly cloudy, with a low around 51.

    Low: 51 °F

    Slight Chance
    Showers

  • Sunday

    Sunday: A chance of showers, mainly after 10am. Partly sunny, with a high near 65.

    High: 65 °F

    Chance
    Showers

Detailed Forecast

Today
Showers likely, mainly after 4pm. Mostly cloudy, with a high near 65. South wind 11 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%.
Tonight
Showers, with thunderstorms also possible after 1am. Some of the storms could produce heavy rainfall. Low around 57. South southeast wind 14 to 18 mph, with gusts as high as 40 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.
Thursday
Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. High near 65. Southwest wind 11 to 18 mph, with gusts as high as 44 mph. Chance of precipitation is 90%. New precipitation amounts between 1 and 2 inches possible.
Thursday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 50. South southwest wind 5 to 7 mph. New precipitation amounts of less than a tenth of an inch possible.
Friday
A 30 percent chance of showers before 4pm. Mostly sunny, with a high near 66. North northeast wind 3 to 6 mph.
Friday Night
A 30 percent chance of showers after 10pm. Partly cloudy, with a low around 48. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Mostly sunny, with a high near 68.
Saturday Night
A slight chance of showers. Partly cloudy, with a low around 51.
Sunday
A chance of showers, mainly after 10am. Partly sunny, with a high near 65.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 50.
Monday
A chance of showers. Mostly sunny, with a high near 63.
Monday Night
A slight chance of showers. Partly cloudy, with a low around 45.
Tuesday
Sunny, with a high near 64.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Fairfax CA
 37.99°N 122.58°W (Elev. 276 ft)
Last Update:
4:31 am PST Nov 12, 2025
Forecast Valid:
11am PST Nov 12, 2025-6pm PST Nov 18, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation