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

Late January Extreme Cold; Watching for Another East Coast Storm Threat This Weekend

Well below normal temperatures will continue for the eastern half of the Lower 48 this week. Another blast of arctic air will spread from the Plains through the East/Southeast Friday into Saturday with more record lows expected even into Florida. Forecasts are being monitored for increasing potential of another significant winter storm to impact the eastern United States this coming weekend. Read More >

Current conditions at

Montague Siskiyou County Airport (KSIY)

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

Overcast

50°F

10°C

Humidity 34%
Wind Speed S 16 MPH
Barometer 30.16 in (1021.34 mb)
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Wind Chill44°F (7°C)
Last update 27 Jan 04:53 PM PST
Extended Forecast for

3 Miles SSW Fort Jones CA

  • This Afternoon

    This Afternoon: Rain likely. Snow level 5000 feet. Mostly cloudy, with a steady temperature around 46. South wind around 13 mph, with gusts as high as 20 mph. Chance of precipitation is 70%.

    High: 46 °F

    Rain Likely

  • Tonight

    Tonight: Rain, mainly before 8pm. Snow level 5000 feet lowering to 4300 feet after midnight . Low around 29. South southeast wind 6 to 9 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 29 °F

    Rain then
    Partly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, then gradually becoming sunny, with a high near 49. Calm wind becoming west around 5 mph in the afternoon.

    High: 49 °F

    Decreasing
    Clouds

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 31. South wind 3 to 5 mph.

    Low: 31 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 55. Calm wind.

    High: 55 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 34.

    Low: 34 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 58.

    High: 58 °F

    Partly Sunny

  • Friday Night

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

    Low: 33 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 58.

    High: 58 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Rain likely. Snow level 5000 feet. Mostly cloudy, with a steady temperature around 46. South wind around 13 mph, with gusts as high as 20 mph. Chance of precipitation is 70%.
Tonight
Rain, mainly before 8pm. Snow level 5000 feet lowering to 4300 feet after midnight . Low around 29. South southeast wind 6 to 9 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Mostly cloudy, then gradually becoming sunny, with a high near 49. Calm wind becoming west around 5 mph in the afternoon.
Wednesday Night
Mostly cloudy, with a low around 31. South wind 3 to 5 mph.
Thursday
Partly sunny, with a high near 55. Calm wind.
Thursday Night
Mostly cloudy, with a low around 34.
Friday
Partly sunny, with a high near 58.
Friday Night
Mostly cloudy, with a low around 33.
Saturday
Partly sunny, with a high near 58.
Saturday Night
A slight chance of rain after 4am. Mostly cloudy, with a low around 34.
Sunday
A chance of rain. Partly sunny, with a high near 55.
Sunday Night
A chance of rain. Snow level 5600 feet. Mostly cloudy, with a low around 33.
Monday
A slight chance of rain. Snow level 5100 feet rising to 5800 feet in the afternoon. Mostly sunny, with a high near 52.
Monday Night
Partly cloudy, with a low around 29.
Tuesday
Sunny, with a high near 54.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSW Fort Jones CA
 41.56°N 122.84°W (Elev. 2733 ft)
Last Update:
3:41 pm PST Jan 27, 2026
Forecast Valid:
5pm PST Jan 27, 2026-6pm PST Feb 3, 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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation