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

Above Average Temperatures for Most Today; Winter Weather Returns to the Upper Midwest and Great Lakes

Well above average temperatures are forecast today into Wednesday over most of the lower 48 states away from the Gulf Coast. A storm system passing across southern Canada will bring a wintry mix to the upper Great Lakes today. A trailing cold front will then bring the wintry mix from the central Appalachians through the Northeast U.S. Wednesday and Thursday. Read More >

Hazardous Weather Conditions

Current conditions at

Montague Siskiyou County Airport (KSIY)

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

freezing fog

22°F

-6°C

Humidity 96%
Wind Speed N 0 MPH
Barometer 30.48 in (1032.17 mb)
Dewpoint 21°F (-6°C)
Visibility 0.25 mi
Last update 13 Jan 05:10 AM PST
Extended Forecast for

6 Miles WSW Fort Jones CA

Freezing Fog Advisory January 13, 05:18am until January 13, 11:00am
Click here for hazard details and duration
...
  •  
    Freezing Fog Advisory January 13, 05:18am until January 13, 11:00am

    NOW until 11:00am Tue

    Freezing Fog Advisory

  • Today

    High: 45 °F

    Patchy Fog
    then Sunny

  • Tonight

    Tonight: Patchy fog before 3am. Otherwise, mostly clear, with a low around 28. Light east northeast wind.

    Low: 28 °F

    Patchy Fog

  • Wednesday

    Wednesday: Patchy fog before 10am, then patchy fog after 5pm. Otherwise, sunny, with a high near 45. Light east northeast wind.

    High: 45 °F

    Patchy Fog

  • Wednesday Night

    Wednesday Night: Patchy fog between 1am and 4am. Otherwise, clear, with a low around 29. East southeast wind 3 to 5 mph.

    Low: 29 °F

    Patchy Fog

  • Thursday

    Thursday: Patchy fog before 10am. Otherwise, sunny, with a high near 53. East wind 3 to 5 mph.

    High: 53 °F

    Patchy Fog
    then Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 30.

    Low: 30 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 54.

    High: 54 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 31.

    Low: 31 °F

    Clear

Detailed Forecast

Today
Patchy fog before noon. Otherwise, sunny, with a high near 45. Calm wind.
Tonight
Patchy fog before 3am. Otherwise, mostly clear, with a low around 28. Light east northeast wind.
Wednesday
Patchy fog before 10am, then patchy fog after 5pm. Otherwise, sunny, with a high near 45. Light east northeast wind.
Wednesday Night
Patchy fog between 1am and 4am. Otherwise, clear, with a low around 29. East southeast wind 3 to 5 mph.
Thursday
Patchy fog before 10am. Otherwise, sunny, with a high near 53. East wind 3 to 5 mph.
Thursday Night
Clear, with a low around 30.
Friday
Sunny, with a high near 54.
Friday Night
Clear, with a low around 31.
Saturday
Sunny, with a high near 56.
Saturday Night
Clear, with a low around 32.
Sunday
Sunny, with a high near 57.
Sunday Night
Mostly clear, with a low around 34.
M.L.King Day
Sunny, with a high near 57.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles WSW Fort Jones CA
 41.58°N 122.97°W (Elev. 2946 ft)
Last Update:
3:41 am PST Jan 13, 2026
Forecast Valid:
5am PST Jan 13, 2026-6pm PST Jan 19, 2026
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

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Chance of Precipitation