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

49°F

9°C

Humidity 57%
Wind Speed N 2 MPH
Barometer 30.05 in (1017.61 mb)
Dewpoint 34°F (1°C)
Visibility NA
Last update 21 Jan 08:00 AM PST
Extended Forecast for

11 Miles N Mount Laguna CA

  • Today

    Today: Mostly cloudy, with a high near 66. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 66 °F

    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy, with a low around 50. Calm wind.

    Low: 50 °F

    Mostly Cloudy

  • Thursday

    Thursday: A slight chance of showers after 4pm. Partly sunny, with a high near 65. Calm wind becoming northwest around 5 mph. Chance of precipitation is 10%.

    High: 65 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of showers, mainly after 10pm. Mostly cloudy, with a low around 48. West wind around 5 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 48 °F

    Chance
    Showers

  • Friday

    Friday: A chance of showers. Partly sunny, with a high near 60. Northwest wind 5 to 10 mph becoming southwest in the afternoon. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 60 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A chance of showers, mainly before 10pm. Mostly cloudy, with a low around 47. Chance of precipitation is 30%.

    Low: 47 °F

    Chance
    Showers

  • Saturday

    Saturday: A slight chance of showers. Mostly sunny, with a high near 59. Chance of precipitation is 20%.

    High: 59 °F

    Slight Chance
    Showers

  • Saturday Night

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

    Low: 41 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 57.

    High: 57 °F

    Sunny

Detailed Forecast

Today
Mostly cloudy, with a high near 66. Calm wind becoming southeast around 5 mph in the afternoon.
Tonight
Mostly cloudy, with a low around 50. Calm wind.
Thursday
A slight chance of showers after 4pm. Partly sunny, with a high near 65. Calm wind becoming northwest around 5 mph. Chance of precipitation is 10%.
Thursday Night
A chance of showers, mainly after 10pm. Mostly cloudy, with a low around 48. West wind around 5 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Friday
A chance of showers. Partly sunny, with a high near 60. Northwest wind 5 to 10 mph becoming southwest in the afternoon. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
A chance of showers, mainly before 10pm. Mostly cloudy, with a low around 47. Chance of precipitation is 30%.
Saturday
A slight chance of showers. Mostly sunny, with a high near 59. Chance of precipitation is 20%.
Saturday Night
Mostly clear, with a low around 41.
Sunday
Sunny, with a high near 57.
Sunday Night
Partly cloudy, with a low around 42.
Monday
Mostly sunny, with a high near 59.
Monday Night
Partly cloudy, with a low around 43.
Tuesday
Sunny, with a high near 63.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
11 Miles N Mount Laguna CA
 33.03°N 116.39°W (Elev. 2598 ft)
Last Update:
2:36 am PST Jan 21, 2026
Forecast Valid:
8am PST Jan 21, 2026-6pm PST Jan 27, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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