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

Hazardous Weather Conditions

Current conditions at

MIDDLE PEAK (MDEC1)

Lat: 37.92778°NLon: 122.58722°WElev: 2339.0ft.

NA

81°F

27°C

Humidity 22%
Wind Speed NNE 7 MPH
Barometer NA
Dewpoint 39°F (4°C)
Visibility NA
Heat Index79°F (26°C)
Last update 04 Oct 06:36 AM PDT
Extended Forecast for

Fairfax CA

Heat Advisory October 4, 06:46am until October 7, 10:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory October 4, 06:46am until October 7, 10:00pm

    NOW until 10:00pm Wed

    Heat Advisory

  • Today

    High: 96 °F

    Hot

  • Tonight

    Tonight: Clear, with a low around 62. Light and variable wind.

    Low: 62 °F

    Clear

  • Monday

    Monday: Sunny and hot, with a high near 96. Calm wind.

    High: 96 °F

    Hot

  • Monday Night

    Monday Night: Clear, with a low around 62. Light and variable wind.

    Low: 62 °F

    Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 96. Calm wind.

    High: 96 °F

    Hot

  • Tuesday Night

    Tuesday Night: Clear, with a low around 63.

    Low: 63 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 95.

    High: 95 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 59.

    Low: 59 °F

    Clear

Detailed Forecast

Today
Mostly cloudy, then gradually becoming sunny and hot, with a high near 96. Calm wind.
Tonight
Clear, with a low around 62. Light and variable wind.
Monday
Sunny and hot, with a high near 96. Calm wind.
Monday Night
Clear, with a low around 62. Light and variable wind.
Tuesday
Sunny and hot, with a high near 96. Calm wind.
Tuesday Night
Clear, with a low around 63.
Wednesday
Sunny, with a high near 95.
Wednesday Night
Clear, with a low around 59.
Thursday
Sunny, with a high near 91.
Thursday Night
Mostly clear, with a low around 59.
Friday
Sunny, with a high near 84.
Friday Night
Partly cloudy, with a low around 56.
Saturday
Mostly sunny, with a high near 75.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Fairfax CA
 37.99°N 122.58°W (Elev. 276 ft)
Last Update:
1:46 am PDT Oct 4, 2026
Forecast Valid:
6am PDT Oct 4, 2026-6pm PDT Oct 10, 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