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

28°F

-2°C

Humidity 86%
Wind Speed S 6 MPH
Barometer 30.49 in (1032.51 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Wind Chill21°F (-6°C)
Last update 28 Dec 10:00 PM PST
Extended Forecast for

15 Miles NE Weed CA

  • Tonight

    Tonight: Mostly clear, with a low around 23. East wind around 11 mph.

    Low: 23 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 45. North northeast wind 8 to 10 mph.

    High: 45 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 28. East northeast wind around 10 mph.

    Low: 28 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 51. East northeast wind 3 to 8 mph.

    High: 51 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 30. Southeast wind around 7 mph.

    Low: 30 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 49.

    High: 49 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A chance of rain before 1am, then a chance of rain and snow.  Snow level 6900 feet. Mostly cloudy, with a low around 31. Chance of precipitation is 30%. Little or no snow accumulation expected.

    Low: 31 °F

    Chance Rain
    then Chance
    Rain/Snow

  • New Year's Day

    New Year's Day: A chance of rain and snow before 10am, then a chance of rain.  Snow level 7100 feet. Mostly cloudy, with a high near 43.

    High: 43 °F

    Chance
    Rain/Snow
    then Chance
    Rain

  • Thursday Night

    Thursday Night: Rain likely, mainly before 4am.  Snow level 6900 feet. Mostly cloudy, with a low around 34.

    Low: 34 °F

    Rain Likely

Detailed Forecast

Tonight
Mostly clear, with a low around 23. East wind around 11 mph.
Monday
Sunny, with a high near 45. North northeast wind 8 to 10 mph.
Monday Night
Mostly clear, with a low around 28. East northeast wind around 10 mph.
Tuesday
Sunny, with a high near 51. East northeast wind 3 to 8 mph.
Tuesday Night
Partly cloudy, with a low around 30. Southeast wind around 7 mph.
Wednesday
Partly sunny, with a high near 49.
Wednesday Night
A chance of rain before 1am, then a chance of rain and snow. Snow level 6900 feet. Mostly cloudy, with a low around 31. Chance of precipitation is 30%. Little or no snow accumulation expected.
New Year's Day
A chance of rain and snow before 10am, then a chance of rain. Snow level 7100 feet. Mostly cloudy, with a high near 43.
Thursday Night
Rain likely, mainly before 4am. Snow level 6900 feet. Mostly cloudy, with a low around 34.
Friday
Rain likely, possibly mixed with snow, mainly after 10am. Snow level 6200 feet. Mostly cloudy, with a high near 44.
Friday Night
Rain and snow likely. Snow level 5600 feet lowering to 5100 feet after midnight . Mostly cloudy, with a low around 31.
Saturday
A chance of rain and snow. Mostly cloudy, with a high near 42.
Saturday Night
A chance of rain and snow. Mostly cloudy, with a low around 30.
Sunday
A chance of rain and snow. Mostly cloudy, with a high near 41.
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ABOUT THIS FORECAST

 
Point Forecast:
15 Miles NE Weed CA
 41.59°N 122.19°W (Elev. 4806 ft)
9:41 pm PST Dec 28, 2025
10pm PST Dec 28, 2025-6pm PST Jan 4, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

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