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

Prolonged Extreme Cold; Eastern U.S. Winter Storm

Another Arctic blast will surge south across the northern Plains Thursday night, crossing the Midwest and reaching the Gulf Coast Friday night. Confidence continues to increase for significant heavy snow across much of the Southern Appalachians, Carolinas, and southern Mid-Atlantic Friday into Sunday. Read More >

Current conditions at

Montague Siskiyou County Airport (KSIY)

Lat: 41.77375°NLon: 122.46817°WElev: 2644.0ft.

Overcast

30°F

-1°C

Humidity 92%
Wind Speed NNE 5 MPH
Barometer 30.38 in (1028.79 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Wind Chill25°F (-4°C)
Last update 29 Jan 05:35 AM PST
Extended Forecast for

5 Miles W Fort Jones CA

  • Today

    Today: Partly sunny, with a high near 52. Light south wind.

    High: 52 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 34. South wind 3 to 5 mph.

    Low: 34 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 56. Light south southwest wind.

    High: 56 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 32. Light south wind.

    Low: 32 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 56. Calm wind.

    High: 56 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A 10 percent chance of rain after 4am. Mostly cloudy, with a low around 34.

    Low: 34 °F

    Partly Cloudy
    then Slight
    Chance Rain

  • Sunday

    Sunday: A 30 percent chance of rain, mainly between 10am and 4pm. Snow level 6000 feet. Partly sunny, with a high near 51.

    High: 51 °F

    Chance Rain

  • Sunday Night

    Sunday Night: A slight chance of rain before 10pm. Snow level 5700 feet. Partly cloudy, with a low around 29.

    Low: 29 °F

    Slight Chance
    Rain then
    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 51.

    High: 51 °F

    Mostly Sunny

Detailed Forecast

Today
Partly sunny, with a high near 52. Light south wind.
Tonight
Mostly cloudy, with a low around 34. South wind 3 to 5 mph.
Friday
Partly sunny, with a high near 56. Light south southwest wind.
Friday Night
Mostly cloudy, with a low around 32. Light south wind.
Saturday
Partly sunny, with a high near 56. Calm wind.
Saturday Night
A 10 percent chance of rain after 4am. Mostly cloudy, with a low around 34.
Sunday
A 30 percent chance of rain, mainly between 10am and 4pm. Snow level 6000 feet. Partly sunny, with a high near 51.
Sunday Night
A slight chance of rain before 10pm. Snow level 5700 feet. Partly cloudy, with a low around 29.
Monday
Mostly sunny, with a high near 51.
Monday Night
Mostly clear, with a low around 30.
Tuesday
Sunny, with a high near 55.
Tuesday Night
Mostly clear, with a low around 32.
Wednesday
Sunny, with a high near 58.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles W Fort Jones CA
 41.61°N 122.94°W (Elev. 2999 ft)
Last Update:
3:41 am PST Jan 29, 2026
Forecast Valid:
5am PST Jan 29, 2026-6pm PST Feb 4, 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