Tracking Storm System Across the Central U.S.

A storm system will continue to produce widespread showers and thunderstorms as it progresses eastward across the central U.S. into the Northeast through the weekend. There are risks of severe thunderstorms and excessive rainfall on Saturday from the Ozarks into the mid-Mississippi River Valley with potential for damaging winds, large hail, tornadoes, and flash flooding. Read More >

Current conditions at

POR31-Iron Horse (LIB09)

Lat: 39.77898°NLon: 120.50284°WElev: 5001.0ft.

NA

29°F

-2°C

Humidity 93%
Wind Speed WNW 0 MPH
Barometer NA
Dewpoint 27°F (-3°C)
Visibility NA
Last update 17 Oct 08:20 AM PDT
Extended Forecast for

4 Miles SW Portola CA

  • Today

    Today: Sunny, with a high near 65. East wind around 5 mph.

    High: 65 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 34. Calm wind becoming east around 5 mph.

    Low: 34 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 71. Calm wind.

    High: 71 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 35. Calm wind becoming southwest around 5 mph.

    Low: 35 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 67. Southwest wind 5 to 10 mph.

    High: 67 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 34. Southwest wind 5 to 10 mph becoming light and variable  in the evening.

    Low: 34 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 67.

    High: 67 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 34.

    Low: 34 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 67.

    High: 67 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 65. East wind around 5 mph.
Tonight
Mostly clear, with a low around 34. Calm wind becoming east around 5 mph.
Saturday
Sunny, with a high near 71. Calm wind.
Saturday Night
Clear, with a low around 35. Calm wind becoming southwest around 5 mph.
Sunday
Sunny, with a high near 67. Southwest wind 5 to 10 mph.
Sunday Night
Mostly clear, with a low around 34. Southwest wind 5 to 10 mph becoming light and variable in the evening.
Monday
Sunny, with a high near 67.
Monday Night
Mostly clear, with a low around 34.
Tuesday
Mostly sunny, with a high near 67.
Tuesday Night
Partly cloudy, with a low around 35.
Wednesday
Sunny, with a high near 65.
Wednesday Night
Partly cloudy, with a low around 35.
Thursday
Mostly sunny, with a high near 65.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SW Portola CA
 39.76°N 120.51°W (Elev. 5164 ft)
2:15 am PDT Oct 17, 2025
8am PDT Oct 17, 2025-6pm PDT Oct 23, 2025
 
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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