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

Hazardous Weather Conditions

Current conditions at

MT. SAN JACINTO (MSJC1)

Lat: 33.81528°NLon: 116.64194°WElev: 8616.0ft.

NA

N/A

Humidity 15%
Wind Speed E 1 MPH
Barometer NA
Dewpoint N/A
Visibility NA
Last update 03 Sep 07:53 AM PDT
Extended Forecast for

3 Miles NNE Idyllwild CA

Heat Advisory September 8, 10:00am until September 10, 08:00pm
Click here for hazard details and duration
Heat Advisory

  • Today

    Today: A slight chance of showers and thunderstorms after 11am. Partly sunny, with a high near 65. Southwest wind around 5 mph becoming calm in the afternoon. Chance of precipitation is 20%.

    High: 65 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: Partly cloudy, with a low around 59. Northwest wind around 5 mph becoming east after midnight.

    Low: 59 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A slight chance of showers and thunderstorms after 11am. Mostly sunny, with a high near 68. Northeast wind around 5 mph becoming south in the afternoon. Chance of precipitation is 20%.

    High: 68 °F

    Slight Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 60. South wind around 5 mph becoming west after midnight.

    Low: 60 °F

    Mostly Clear

  • Thursday

    Thursday: A chance of showers and thunderstorms after 11am. Mostly sunny, with a high near 68. West wind around 5 mph. Chance of precipitation is 30%.

    High: 68 °F

    Chance
    T-storms

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 57.

    Low: 57 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 66.

    High: 66 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 52.

    Low: 52 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 62.

    High: 62 °F

    Sunny

Detailed Forecast

Today
A slight chance of showers and thunderstorms after 11am. Partly sunny, with a high near 65. Southwest wind around 5 mph becoming calm in the afternoon. Chance of precipitation is 20%.
Tonight
Partly cloudy, with a low around 59. Northwest wind around 5 mph becoming east after midnight.
Wednesday
A slight chance of showers and thunderstorms after 11am. Mostly sunny, with a high near 68. Northeast wind around 5 mph becoming south in the afternoon. Chance of precipitation is 20%.
Wednesday Night
Mostly clear, with a low around 60. South wind around 5 mph becoming west after midnight.
Thursday
A chance of showers and thunderstorms after 11am. Mostly sunny, with a high near 68. West wind around 5 mph. Chance of precipitation is 30%.
Thursday Night
Mostly clear, with a low around 57.
Friday
Sunny, with a high near 66.
Friday Night
Clear, with a low around 52.
Saturday
Sunny, with a high near 62.
Saturday Night
Clear, with a low around 48.
Sunday
Sunny, with a high near 61.
Sunday Night
Clear, with a low around 50.
Monday
Sunny, with a high near 61.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNE Idyllwild CA
 33.79°N 116.68°W (Elev. 9157 ft)
Last Update:
4:14 am PDT Sep 8, 2026
Forecast Valid:
7am PDT Sep 8, 2026-6pm PDT Sep 14, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation