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

Hazardous Weather Conditions

Current conditions at

EW9979 MasonValley (E9979)

Lat: 32.99317°NLon: 116.44467°WElev: 2115.91ft.

NA

78°F

26°C

Humidity 31%
Wind Speed N 3 MPH
Barometer 29.73 in (1006.77 mb)
Dewpoint 45°F (7°C)
Visibility NA
Heat Index78°F (26°C)
Last update 07 Oct 01:45 AM PDT
Extended Forecast for

10 Miles N Mount Laguna CA

Extreme Heat Warning October 7, 10:00am until October 9, 08:00pm
Click here for hazard details and duration
Extreme Heat Warning

  • Overnight

    Overnight: Clear, with a low around 70. Calm wind becoming northeast around 5 mph.

    Low: 70 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 94. Light north wind becoming northeast 5 to 10 mph in the afternoon.

    High: 94 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 71. Calm wind becoming north around 5 mph in the evening.

    Low: 71 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 95. Northeast wind around 5 mph becoming south in the afternoon.

    High: 95 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 70. West wind around 5 mph.

    Low: 70 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 93.

    High: 93 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 68.

    Low: 68 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 86.

    High: 86 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 63.

    Low: 63 °F

    Partly Cloudy

Detailed Forecast

Overnight
Clear, with a low around 70. Calm wind becoming northeast around 5 mph.
Wednesday
Sunny, with a high near 94. Light north wind becoming northeast 5 to 10 mph in the afternoon.
Wednesday Night
Clear, with a low around 71. Calm wind becoming north around 5 mph in the evening.
Thursday
Sunny, with a high near 95. Northeast wind around 5 mph becoming south in the afternoon.
Thursday Night
Clear, with a low around 70. West wind around 5 mph.
Friday
Sunny, with a high near 93.
Friday Night
Partly cloudy, with a low around 68.
Saturday
Mostly sunny, with a high near 86.
Saturday Night
Partly cloudy, with a low around 63.
Sunday
A chance of showers, mainly after 11am. Mostly sunny, with a high near 78.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 57.
Columbus Day
A chance of showers. Mostly sunny, with a high near 69.
Monday Night
A slight chance of showers. Partly cloudy, with a low around 52.
Tuesday
A slight chance of showers. Sunny, with a high near 70.
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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:
12:06 am PDT Oct 7, 2026
Forecast Valid:
2am PDT Oct 7, 2026-6pm PDT Oct 13, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation