Prolonged Atmospheric River in the Northwest; Snow in the North-Central US

A prolonged atmospheric river will bring heavy rainfall which may lead to widespread urban and river flooding, heavy mountain snow, along with gusty winds to the Pacific Northwest into the northern Rockies through much of the week. A clipper will bring a period of snow across the upper Midwest and the Great Lakes into Tuesday, before a stronger system bring more wintry impacts. Read More >

Current conditions at

Montague Siskiyou County Airport (KSIY)

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

Clear

45°F

7°C

Humidity 75%
Wind Speed SSE 3 MPH
Barometer 30.31 in (1026.41 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 08 Dec 05:20 PM PST
Extended Forecast for

7 Miles E Montague CA

  • Tonight

    Tonight: Partly cloudy, with a low around 32. Calm wind becoming east southeast 5 to 8 mph in the evening.

    Low: 32 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 57. Light and variable wind.

    High: 57 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 33. South southeast wind 3 to 6 mph.

    Low: 33 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Patchy fog before 11am.  Otherwise, mostly sunny, with a high near 59. Calm wind.

    High: 59 °F

    Patchy Fog
    then Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 33. Calm wind.

    Low: 33 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 59.

    High: 59 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 32.

    Low: 32 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 58.

    High: 58 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 31.

    Low: 31 °F

    Mostly Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 32. Calm wind becoming east southeast 5 to 8 mph in the evening.
Tuesday
Mostly sunny, with a high near 57. Light and variable wind.
Tuesday Night
Partly cloudy, with a low around 33. South southeast wind 3 to 6 mph.
Wednesday
Patchy fog before 11am. Otherwise, mostly sunny, with a high near 59. Calm wind.
Wednesday Night
Mostly clear, with a low around 33. Calm wind.
Thursday
Sunny, with a high near 59.
Thursday Night
Mostly clear, with a low around 32.
Friday
Sunny, with a high near 58.
Friday Night
Mostly clear, with a low around 31.
Saturday
Mostly sunny, with a high near 58.
Saturday Night
Partly cloudy, with a low around 34.
Sunday
Partly sunny, with a high near 55.
Sunday Night
Mostly cloudy, with a low around 35.
Monday
A chance of rain. Partly sunny, with a high near 56.
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles E Montague CA
 41.71°N 122.41°W (Elev. 2776 ft)
3:41 pm PST Dec 8, 2025
5pm PST Dec 8, 2025-6pm PST Dec 15, 2025
 
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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