Powerful Winter Storm from the Upper Midwest into the Northeast; Severe Thunderstorms in the Midwest and Ohio Valley

A rapidly-intensifying storm is expected to bring heavy snow, blizzard conditions, and icing from the Upper Midwest through the Great Lakes and Northeast. Scattered severe thunderstorms may produce severe/damaging wind gusts and a couple of tornadoes across parts of the Midwest and lower Ohio Valley through the evening. Arctic air will expand across the central and southern U.S.. Read More >

Current conditions at

Montague Siskiyou County Airport (KSIY)

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

Clear

27°F

-3°C

Humidity 92%
Wind Speed S 8 MPH
Barometer 30.48 in (1032.17 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Wind Chill19°F (-7°C)
Last update 28 Dec 09:35 PM PST
Extended Forecast for

4 Miles NE Montague CA

  • Tonight

    Tonight: Widespread freezing fog after 10pm. Partly cloudy, with a low around 20. North northwest wind 3 to 5 mph.

    Low: 20 °F

    Freezing Fog

  • Monday

    Monday: Widespread freezing fog before 11am. Mostly sunny, with a high near 43. Calm wind.

    High: 43 °F

    Freezing Fog
    then Sunny

  • Monday Night

    Monday Night: Widespread freezing fog after 10pm. Mostly clear, with a low around 22. Light north wind.

    Low: 22 °F

    Freezing Fog

  • Tuesday

    Tuesday: Widespread freezing fog before 11am. Sunny, with a high near 48. Calm wind.

    High: 48 °F

    Freezing Fog
    then Sunny

  • Tuesday Night

    Tuesday Night: Widespread freezing fog after 10pm. Partly cloudy, with a low around 24. Light east wind.

    Low: 24 °F

    Freezing Fog

  • Wednesday

    Wednesday: Patchy fog before 7am. Widespread freezing fog before 10am.  Otherwise, partly sunny, with a high near 47.

    High: 47 °F

    Freezing Fog
    and Patchy
    Fog then
    Partly Sunny

  • Wednesday Night

    Wednesday Night: A 20 percent chance of rain after 10pm.  Mostly cloudy, with a low around 29.

    Low: 29 °F

    Slight Chance
    Rain

  • New Year's Day

    New Year's Day: A chance of rain.  Mostly cloudy, with a high near 46.

    High: 46 °F

    Chance Rain

  • Thursday Night

    Thursday Night: A chance of rain.  Mostly cloudy, with a low around 33.

    Low: 33 °F

    Chance Rain

Detailed Forecast

Tonight
Widespread freezing fog after 10pm. Partly cloudy, with a low around 20. North northwest wind 3 to 5 mph.
Monday
Widespread freezing fog before 11am. Mostly sunny, with a high near 43. Calm wind.
Monday Night
Widespread freezing fog after 10pm. Mostly clear, with a low around 22. Light north wind.
Tuesday
Widespread freezing fog before 11am. Sunny, with a high near 48. Calm wind.
Tuesday Night
Widespread freezing fog after 10pm. Partly cloudy, with a low around 24. Light east wind.
Wednesday
Patchy fog before 7am. Widespread freezing fog before 10am. Otherwise, partly sunny, with a high near 47.
Wednesday Night
A 20 percent chance of rain after 10pm. Mostly cloudy, with a low around 29.
New Year's Day
A chance of rain. Mostly cloudy, with a high near 46.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 33.
Friday
A chance of rain. Mostly cloudy, with a high near 48.
Friday Night
A chance of rain and snow. Snow level 5600 feet lowering to 5000 feet after midnight . Mostly cloudy, with a low around 31.
Saturday
A chance of rain and snow. Snow level 4600 feet. Mostly cloudy, with a high near 46.
Saturday Night
A chance of rain and snow. Snow level 4300 feet. Mostly cloudy, with a low around 31.
Sunday
A chance of rain and snow. Snow level 4100 feet rising to 4700 feet in the afternoon. Mostly cloudy, with a high near 46.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NE Montague CA
 41.77°N 122.48°W (Elev. 2612 ft)
9:41 pm PST Dec 28, 2025
9pm PST Dec 28, 2025-6pm PST Jan 4, 2026
 
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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