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

63°F

17°C

Humidity 26%
Wind Speed NNE 2 MPH
Barometer 30.12 in (1019.98 mb)
Dewpoint 27°F (-3°C)
Visibility NA
Last update 30 Dec 02:15 PM PST
Extended Forecast for

10 Miles N Mount Laguna CA

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 63. Southeast wind around 5 mph.

    High: 63 °F

    Partly Sunny

  • Tonight

    Tonight: A slight chance of sprinkles before 10pm, then a chance of showers after 4am. Mostly cloudy, with a low around 53. Calm wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 53 °F

    Mostly Cloudy
    then Chance
    Showers

  • Wednesday

    Wednesday: Showers likely, mainly after 10am. Mostly cloudy, with a high near 58. Calm wind becoming northeast around 5 mph in the afternoon. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 58 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers. Low around 48. Calm wind. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 48 °F

    Showers

  • New Year's Day

    New Year's Day: Showers. High near 58. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 58 °F

    Showers

  • Thursday Night

    Thursday Night: Showers likely, mainly before 10pm. Mostly cloudy, with a low around 48. Chance of precipitation is 60%.

    Low: 48 °F

    Showers
    Likely then
    Chance
    Showers

  • Friday

    Friday: Partly sunny, with a high near 62.

    High: 62 °F

    Partly Sunny

  • Friday Night

    Friday Night: A slight chance of showers. Mostly cloudy, with a low around 49.

    Low: 49 °F

    Slight Chance
    Showers

  • Saturday

    Saturday: A chance of showers, mainly after 10am. Partly sunny, with a high near 61.

    High: 61 °F

    Chance
    Showers

Detailed Forecast

This Afternoon
Partly sunny, with a high near 63. Southeast wind around 5 mph.
Tonight
A slight chance of sprinkles before 10pm, then a chance of showers after 4am. Mostly cloudy, with a low around 53. Calm wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Showers likely, mainly after 10am. Mostly cloudy, with a high near 58. Calm wind becoming northeast around 5 mph in the afternoon. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
Showers. Low around 48. Calm wind. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
New Year's Day
Showers. High near 58. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Thursday Night
Showers likely, mainly before 10pm. Mostly cloudy, with a low around 48. Chance of precipitation is 60%.
Friday
Partly sunny, with a high near 62.
Friday Night
A slight chance of showers. Mostly cloudy, with a low around 49.
Saturday
A chance of showers, mainly after 10am. Partly sunny, with a high near 61.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 47.
Sunday
A slight chance of showers. Partly sunny, with a high near 60.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 46.
Monday
A slight chance of showers. Partly sunny, with a high near 60.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
10 Miles N Mount Laguna CA
 33.03°N 116.39°W (Elev. 2598 ft)
Last Update:
12:27 pm PST Dec 30, 2025
Forecast Valid:
2pm PST Dec 30, 2025-6pm PST Jan 5, 2026
 
Forecast Discussion
 
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Additional Resources

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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