Heavy Snow in the Northwest; Wintry Mix from the Great Lakes to Northeast

Two cold fronts will pass through the Northwest U.S. this week with the main impact being heavy mountain snow across the Cascades, and northern Rockies. A quick moving storm system will bring mixed precipitation including some freezing rain to the Upper Midwest and Great Lakes today then the Northeast U.S. tonight into Wednesday. Read More >

Current conditions at

Montague Siskiyou County Airport (KSIY)

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

Clear

46°F

8°C

Humidity 70%
Wind Speed N 0 MPH
Barometer 30.02 in (1016.59 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 06 Jan 04:00 PM PST
Extended Forecast for

5 Miles W Fort Jones CA

Winter Weather Advisory January 7, 01:00pm until January 8, 01:00am
Click here for hazard details and duration
Winter Weather Advisory
  • Tonight

    Tonight: A 50 percent chance of rain, mainly after 1am.  Snow level 5000 feet lowering to 4200 feet. Mostly cloudy, with a low around 32. Light and variable wind.

    Low: 32 °F

    Mostly Cloudy
    then Chance
    Rain

  • Wednesday

    Wednesday: Snow showers, possibly mixed with rain.  Snow level 4000 feet lowering to 3300 feet in the afternoon . High near 42. Calm wind becoming southwest 5 to 9 mph in the morning.  Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    High: 42 °F

    Chance Rain
    then
    Rain/Snow

  • Wednesday Night

    Wednesday Night: Snow showers, mainly before 10pm.  Low around 23. Calm wind becoming west northwest around 5 mph in the evening.  Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    Low: 23 °F

    Snow Showers
    then Slight
    Chance Snow
    Showers

  • Thursday

    Thursday: Mostly sunny, with a high near 38. Light and variable wind.

    High: 38 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 19. Light south southeast wind.

    Low: 19 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 41.

    High: 41 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 25.

    Low: 25 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 44.

    High: 44 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 28.

    Low: 28 °F

    Mostly Cloudy

Detailed Forecast

Tonight
A 50 percent chance of rain, mainly after 1am. Snow level 5000 feet lowering to 4200 feet. Mostly cloudy, with a low around 32. Light and variable wind.
Wednesday
Snow showers, possibly mixed with rain. Snow level 4000 feet lowering to 3300 feet in the afternoon . High near 42. Calm wind becoming southwest 5 to 9 mph in the morning. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Wednesday Night
Snow showers, mainly before 10pm. Low around 23. Calm wind becoming west northwest around 5 mph in the evening. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Thursday
Mostly sunny, with a high near 38. Light and variable wind.
Thursday Night
Partly cloudy, with a low around 19. Light south southeast wind.
Friday
Mostly sunny, with a high near 41.
Friday Night
Partly cloudy, with a low around 25.
Saturday
Partly sunny, with a high near 44.
Saturday Night
Mostly cloudy, with a low around 28.
Sunday
Mostly sunny, with a high near 46.
Sunday Night
Partly cloudy, with a low around 28.
Monday
Mostly sunny, with a high near 48.
Monday Night
Mostly clear, with a low around 31.
Tuesday
Mostly sunny, with a high near 51.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles W Fort Jones CA
 41.61°N 122.94°W (Elev. 2999 ft)
3:41 pm PST Jan 6, 2026
4pm PST Jan 6, 2026-6pm PST Jan 13, 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