High-Impact and Far-Reaching Winter Storm Continues; Cold Expands and Persists

A major winter storm will shift its impacts into the Northeast U.S. with heavy snow through tonight while over the Mid-Atlantic, sleet and freezing rain will diminish. Extremely cold air behind the storm will prolong dangerous travel and infrastructure impacts. Sub-zero low temperatures are expected nearly every morning from the Northern Plains through the Ohio Valley and into the Northeast. Read More >

Current conditions at

Montague Siskiyou County Airport (KSIY)

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

Clear

26°F

-3°C

Humidity 77%
Wind Speed ENE 3 MPH
Barometer 30.25 in (1024.38 mb)
Dewpoint 20°F (-7°C)
Visibility 10.00 mi
Last update 25 Jan 09:53 PM PST
Extended Forecast for

17 Miles NNE Weed CA

  • Tonight

    Tonight: Mostly cloudy, with a low around 26. South wind around 9 mph.

    Low: 26 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 46. Northwest wind around 10 mph becoming west southwest in the morning.

    High: 46 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 27. South southeast wind around 10 mph.

    Low: 27 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 46. South southeast wind 5 to 10 mph becoming southwest in the afternoon.

    High: 46 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A slight chance of rain and snow before 7pm, then a chance of snow between 7pm and 4am, then a slight chance of rain and snow after 4am.  Mostly cloudy, with a low around 28. South wind 7 to 11 mph.  Chance of precipitation is 30%. Little or no snow accumulation expected.

    Low: 28 °F

    Chance
    Rain/Snow

  • Wednesday

    Wednesday: A slight chance of rain and snow before 10am.  Snow level 5000 feet rising to 5700 feet in the afternoon. Mostly sunny, with a high near 48. Chance of precipitation is 20%.

    High: 48 °F

    Slight Chance
    Rain/Snow
    then Mostly
    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 28.

    Low: 28 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 52.

    High: 52 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 33.

    Low: 33 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 26. South wind around 9 mph.
Monday
Partly sunny, with a high near 46. Northwest wind around 10 mph becoming west southwest in the morning.
Monday Night
Mostly cloudy, with a low around 27. South southeast wind around 10 mph.
Tuesday
Partly sunny, with a high near 46. South southeast wind 5 to 10 mph becoming southwest in the afternoon.
Tuesday Night
A slight chance of rain and snow before 7pm, then a chance of snow between 7pm and 4am, then a slight chance of rain and snow after 4am. Mostly cloudy, with a low around 28. South wind 7 to 11 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Wednesday
A slight chance of rain and snow before 10am. Snow level 5000 feet rising to 5700 feet in the afternoon. Mostly sunny, with a high near 48. Chance of precipitation is 20%.
Wednesday Night
Partly cloudy, with a low around 28.
Thursday
Mostly sunny, with a high near 52.
Thursday Night
Mostly cloudy, with a low around 33.
Friday
Mostly cloudy, with a high near 54.
Friday Night
Mostly cloudy, with a low around 34.
Saturday
A slight chance of rain. Snow level 6400 feet. Partly sunny, with a high near 53.
Saturday Night
A chance of rain. Snow level 6300 feet. Mostly cloudy, with a low around 34.
Sunday
A chance of rain. Snow level 5900 feet. Partly sunny, with a high near 53.
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ABOUT THIS FORECAST

 
Point Forecast:
17 Miles NNE Weed CA
 41.61°N 122.2°W (Elev. 4941 ft)
9:41 pm PST Jan 25, 2026
10pm PST Jan 25, 2026-6pm PST Feb 1, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database