Tracking Atmospheric River in the Northwest U.S. and Clipper with Winter Weather in the Northeast U.S.

A prolonged atmospheric river will continue to bring gusty winds, heavy rainfall which may lead to urban and river flooding with possible landslides, and heavy inter-mountain snow over the Pacific Northwest into the northern Rockies through Thursday. A clipper will cross the Great Lakes and Northeast U.S. into Thursday with areas of moderate to heavy snow and mixed wintry precipitation. Read More >

Current conditions at

MIDDLE PEAK (MDEC1)

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

NA

64°F

18°C

Humidity 33%
Wind Speed NNW 13 MPH
Barometer NA
Dewpoint 34°F (1°C)
Visibility NA
Last update 10 Dec 06:36 PM PST
Extended Forecast for

Fairfax CA

  • Tonight

    Tonight: Widespread dense fog, mainly after 1am.  Otherwise, partly cloudy, with a low around 43. Calm wind.

    Low: 43 °F

    Dense Fog

  • Thursday

    Thursday: Widespread dense fog, mainly before 9am.  Otherwise, mostly sunny, with a high near 53. Light and variable wind.

    High: 53 °F

    Dense Fog
    then Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 43. Calm wind.

    Low: 43 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 54. East northeast wind 3 to 6 mph.

    High: 54 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 44. Calm wind.

    Low: 44 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 61.

    High: 61 °F

    Sunny

  • Saturday Night

    Saturday Night: Patchy fog after 3am.  Otherwise, partly cloudy, with a low around 44.

    Low: 44 °F

    Mostly Clear
    then Patchy
    Fog

  • Sunday

    Sunday: Patchy fog before 8am.  Otherwise, partly sunny, with a high near 60.

    High: 60 °F

    Patchy Fog
    then Mostly
    Sunny

  • Sunday Night

    Sunday Night: Patchy fog after 5am.  Otherwise, mostly cloudy, with a low around 45.

    Low: 45 °F

    Partly Cloudy
    then Patchy
    Fog

Detailed Forecast

Tonight
Widespread dense fog, mainly after 1am. Otherwise, partly cloudy, with a low around 43. Calm wind.
Thursday
Widespread dense fog, mainly before 9am. Otherwise, mostly sunny, with a high near 53. Light and variable wind.
Thursday Night
Mostly clear, with a low around 43. Calm wind.
Friday
Sunny, with a high near 54. East northeast wind 3 to 6 mph.
Friday Night
Mostly clear, with a low around 44. Calm wind.
Saturday
Sunny, with a high near 61.
Saturday Night
Patchy fog after 3am. Otherwise, partly cloudy, with a low around 44.
Sunday
Patchy fog before 8am. Otherwise, partly sunny, with a high near 60.
Sunday Night
Patchy fog after 5am. Otherwise, mostly cloudy, with a low around 45.
Monday
A slight chance of showers after 10am. Patchy fog before 8am. Otherwise, mostly cloudy, with a high near 61.
Monday Night
A chance of showers. Patchy fog. Otherwise, mostly cloudy, with a low around 50.
Tuesday
A chance of showers. Patchy fog. Otherwise, mostly cloudy, with a high near 62.
Tuesday Night
A chance of showers. Patchy fog. Otherwise, mostly cloudy, with a low around 51.
Wednesday
A chance of showers. Patchy fog. Otherwise, partly sunny, with a high near 63.
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ABOUT THIS FORECAST

 
Point Forecast:
Fairfax CA
 37.99°N 122.58°W (Elev. 276 ft)
12:37 pm PST Dec 10, 2025
7pm PST Dec 10, 2025-6pm PST Dec 17, 2025
 
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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