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.

Clear

30°F

-1°C

Humidity 63%
Wind Speed NNW 5 MPH
Barometer 30.2 in (1022.69 mb)
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Wind Chill25°F (-4°C)
Last update 27 Jan 04:55 AM PST
Extended Forecast for

10 Miles W Macdoel CA

  • Today

    Today: A 30 percent chance of snow, mainly after 5pm. Partly sunny, with a high near 41. Breezy, with a south wind 13 to 18 mph increasing to 19 to 24 mph in the afternoon. Winds could gust as high as 37 mph. Total daytime snow accumulation of less than one inch possible.

    High: 41 °F

    Partly Sunny
    then Chance
    Snow and
    Breezy

  • Tonight

    Tonight: Snow likely, mainly before 9pm. The snow could be heavy at times. Mostly cloudy, with a low around 26. South southwest wind 18 to 21 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.

    Low: 26 °F

    Heavy Snow
    then Partly
    Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 39. South wind 9 to 11 mph.

    High: 39 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 32. South southwest wind 8 to 17 mph.

    Low: 32 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 45. South southwest wind 8 to 11 mph.

    High: 45 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 35.

    Low: 35 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 47.

    High: 47 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 35.

    Low: 35 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 49.

    High: 49 °F

    Partly Sunny

Detailed Forecast

Today
A 30 percent chance of snow, mainly after 5pm. Partly sunny, with a high near 41. Breezy, with a south wind 13 to 18 mph increasing to 19 to 24 mph in the afternoon. Winds could gust as high as 37 mph. Total daytime snow accumulation of less than one inch possible.
Tonight
Snow likely, mainly before 9pm. The snow could be heavy at times. Mostly cloudy, with a low around 26. South southwest wind 18 to 21 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.
Wednesday
Partly sunny, with a high near 39. South wind 9 to 11 mph.
Wednesday Night
Mostly cloudy, with a low around 32. South southwest wind 8 to 17 mph.
Thursday
Partly sunny, with a high near 45. South southwest wind 8 to 11 mph.
Thursday Night
Mostly cloudy, with a low around 35.
Friday
Partly sunny, with a high near 47.
Friday Night
Mostly cloudy, with a low around 35.
Saturday
Partly sunny, with a high near 49.
Saturday Night
Mostly cloudy, with a low around 37.
Sunday
A slight chance of rain and snow. Partly sunny, with a high near 47.
Sunday Night
A slight chance of rain and snow. Mostly cloudy, with a low around 34.
Monday
Mostly sunny, with a high near 45.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
10 Miles W Macdoel CA
 41.81°N 122.19°W (Elev. 6378 ft)
Last Update:
3:41 am PST Jan 27, 2026
Forecast Valid:
5am PST Jan 27, 2026-6pm PST Feb 2, 2026
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation