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.

Clear

52°F

11°C

Humidity 66%
Wind Speed SW 6 MPH
Barometer 30.29 in (1025.74 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Last update 09 Dec 03:00 PM PST
Extended Forecast for

4 Miles N Yreka CA

  • Tonight

    Tonight: Patchy fog after 10pm.  Otherwise, partly cloudy, with a low around 35. West northwest wind 5 to 7 mph becoming calm.

    Low: 35 °F

    Patchy Fog

  • Wednesday

    Wednesday: Patchy dense fog before 11am.  Otherwise, sunny, with a high near 58. Southeast wind around 5 mph becoming calm  in the morning.

    High: 58 °F

    Patchy Dense
    Fog then
    Sunny

  • Wednesday Night

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

    Low: 33 °F

    Mostly Clear

  • Thursday

    Thursday: Patchy fog before 9am.  Otherwise, sunny, with a high near 56. Light east wind.

    High: 56 °F

    Patchy Fog
    then Sunny

  • Thursday Night

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

    Low: 32 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 55.

    High: 55 °F

    Sunny

  • Friday Night

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

    Low: 31 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 56.

    High: 56 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 34.

    Low: 34 °F

    Partly Cloudy

Detailed Forecast

Tonight
Patchy fog after 10pm. Otherwise, partly cloudy, with a low around 35. West northwest wind 5 to 7 mph becoming calm.
Wednesday
Patchy dense fog before 11am. Otherwise, sunny, with a high near 58. Southeast wind around 5 mph becoming calm in the morning.
Wednesday Night
Mostly clear, with a low around 33. Calm wind.
Thursday
Patchy fog before 9am. Otherwise, sunny, with a high near 56. Light east wind.
Thursday Night
Mostly clear, with a low around 32. Calm wind.
Friday
Sunny, with a high near 55.
Friday Night
Mostly clear, with a low around 31.
Saturday
Sunny, with a high near 56.
Saturday Night
Partly cloudy, with a low around 34.
Sunday
Mostly sunny, with a high near 54.
Sunday Night
A slight chance of rain. Mostly cloudy, with a low around 36.
Monday
A chance of rain. Mostly cloudy, with a high near 53.
Monday Night
A chance of rain. Mostly cloudy, with a low around 38.
Tuesday
A chance of rain. Partly sunny, with a high near 54.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles N Yreka CA
 41.81°N 122.64°W (Elev. 3379 ft)
2:21 pm PST Dec 9, 2025
3pm PST Dec 9, 2025-6pm PST Dec 16, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database