Prolonged Atmospheric River in the Pacific Northwest; Snow and High Winds in the North-Central U.S.

A prolonged atmospheric river will continue impacting the Pacific Northwest with heavy rainfall which has lead to areas of urban and river flooding along with gusty winds into Thursday. A clipper will bring heavy snow, some mixed wintry precipitation, and gusty to high winds across the northern Plains, Upper Midwest, and the Great Lakes into Thursday morning. Read More >

Current conditions at

Montague Siskiyou County Airport (KSIY)

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

freezing fog

28°F

-2°C

Humidity 100%
Wind Speed N 0 MPH
Barometer 30.29 in (1025.74 mb)
Dewpoint 28°F (-2°C)
Visibility 0.25 mi
Last update 09 Dec 04:53 AM PST
Extended Forecast for

4 Miles NE Montague CA

  • Today

    Today: Mostly sunny, with a high near 56. South southwest wind 3 to 5 mph.

    High: 56 °F

    Mostly Sunny

  • Tonight

    Tonight: Patchy fog after 1am.  Otherwise, partly cloudy, with a low around 31. South southwest wind around 6 mph becoming calm  in the evening.

    Low: 31 °F

    Partly Cloudy
    then Patchy
    Fog

  • Wednesday

    Wednesday: Patchy fog before 11am.  Otherwise, mostly sunny, with a high near 57. Calm wind.

    High: 57 °F

    Patchy Fog
    then Sunny

  • Wednesday Night

    Wednesday Night: Patchy fog after 3am.  Otherwise, mostly clear, with a low around 29. Calm wind becoming southeast around 6 mph in the evening.

    Low: 29 °F

    Mostly Clear
    then Patchy
    Fog

  • Thursday

    Thursday: Patchy fog before 10am.  Otherwise, sunny, with a high near 57. East wind around 5 mph becoming calm  in the morning.

    High: 57 °F

    Patchy Fog
    then Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 27.

    Low: 27 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 56.

    High: 56 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 26.

    Low: 26 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 55.

    High: 55 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 56. South southwest wind 3 to 5 mph.
Tonight
Patchy fog after 1am. Otherwise, partly cloudy, with a low around 31. South southwest wind around 6 mph becoming calm in the evening.
Wednesday
Patchy fog before 11am. Otherwise, mostly sunny, with a high near 57. Calm wind.
Wednesday Night
Patchy fog after 3am. Otherwise, mostly clear, with a low around 29. Calm wind becoming southeast around 6 mph in the evening.
Thursday
Patchy fog before 10am. Otherwise, sunny, with a high near 57. East wind around 5 mph becoming calm in the morning.
Thursday Night
Mostly clear, with a low around 27.
Friday
Mostly sunny, with a high near 56.
Friday Night
Partly cloudy, with a low around 26.
Saturday
Mostly sunny, with a high near 55.
Saturday Night
Partly cloudy, with a low around 29.
Sunday
Partly sunny, with a high near 54.
Sunday Night
A slight chance of rain. Mostly cloudy, with a low around 33.
Monday
A chance of rain. Mostly cloudy, with a high near 55.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NE Montague CA
 41.77°N 122.48°W (Elev. 2612 ft)
3:41 am PST Dec 9, 2025
5am PST Dec 9, 2025-6pm PST Dec 15, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database