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

EW9979 Mason Valley (E9979)

Lat: 32.99317°NLon: 116.44467°WElev: 2011.0ft.

NA

43°F

6°C

Humidity 60%
Wind Speed N 3 MPH
Barometer 29.92 in (1013.21 mb)
Dewpoint 30°F (-1°C)
Visibility NA
Last update 22 Jan 04:00 AM PST
Extended Forecast for

11 Miles NNE Mount Laguna CA

  • Overnight

    Overnight: A slight chance of showers. Mostly cloudy, with a low around 50. Calm wind. Chance of precipitation is 20%.

    Low: 50 °F

    Slight Chance
    Showers

  • Thursday

    Thursday: A slight chance of showers. Partly sunny, with a high near 64. Calm wind becoming southeast around 5 mph. Chance of precipitation is 20%.

    High: 64 °F

    Slight Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of showers. Mostly cloudy, with a low around 49. Northwest wind around 5 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 49 °F

    Chance
    Showers

  • Friday

    Friday: A slight chance of showers. Partly sunny, with a high near 62. West wind around 5 mph. Chance of precipitation is 20%.

    High: 62 °F

    Slight Chance
    Showers

  • Friday Night

    Friday Night: A slight chance of showers. Partly cloudy, with a low around 48. West wind 5 to 10 mph. Chance of precipitation is 20%.

    Low: 48 °F

    Slight Chance
    Showers

  • Saturday

    Saturday: A slight chance of showers. Mostly sunny, with a high near 60. Chance of precipitation is 20%.

    High: 60 °F

    Slight Chance
    Showers

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 41.

    Low: 41 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 57.

    High: 57 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 41.

    Low: 41 °F

    Partly Cloudy

Detailed Forecast

Overnight
A slight chance of showers. Mostly cloudy, with a low around 50. Calm wind. Chance of precipitation is 20%.
Thursday
A slight chance of showers. Partly sunny, with a high near 64. Calm wind becoming southeast around 5 mph. Chance of precipitation is 20%.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 49. Northwest wind around 5 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Friday
A slight chance of showers. Partly sunny, with a high near 62. West wind around 5 mph. Chance of precipitation is 20%.
Friday Night
A slight chance of showers. Partly cloudy, with a low around 48. West wind 5 to 10 mph. Chance of precipitation is 20%.
Saturday
A slight chance of showers. Mostly sunny, with a high near 60. Chance of precipitation is 20%.
Saturday Night
Mostly clear, with a low around 41.
Sunday
Mostly sunny, with a high near 57.
Sunday Night
Partly cloudy, with a low around 41.
Monday
Mostly sunny, with a high near 59.
Monday Night
Partly cloudy, with a low around 43.
Tuesday
Sunny, with a high near 63.
Tuesday Night
Partly cloudy, with a low around 45.
Wednesday
Mostly sunny, with a high near 64.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
11 Miles NNE Mount Laguna CA
 33.03°N 116.39°W (Elev. 2598 ft)
Last Update:
1:11 am PST Jan 22, 2026
Forecast Valid:
4am PST Jan 22, 2026-6pm PST Jan 28, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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