Tracking Atmospheric River in the Northwest U.S. and Clipper with Winter Weather in the Northeast U.S.

A prolonged atmospheric river will continue to bring gusty winds, heavy rainfall which may lead to urban and river flooding with possible landslides, and heavy inter-mountain snow over the Pacific Northwest into the northern Rockies through Thursday. A clipper will cross the Great Lakes and Northeast U.S. into Thursday with areas of moderate to heavy snow and mixed wintry precipitation. Read More >

Current conditions at

Montague Siskiyou County Airport (KSIY)

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

Clear

36°F

2°C

Humidity 92%
Wind Speed N 0 MPH
Barometer 30.29 in (1025.74 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Last update 10 Dec 06:53 PM PST
Extended Forecast for

4 Miles N Yreka CA

  • Tonight

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

    Low: 33 °F

    Mostly Clear

  • Thursday

    Thursday: Patchy dense fog before 9am.  Otherwise, sunny, with a high near 55. Light east southeast wind.

    High: 55 °F

    Patchy Dense
    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. Light east wind.

    High: 55 °F

    Sunny

  • Friday Night

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

    Low: 32 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 56.

    High: 56 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 33.

    Low: 33 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 54.

    High: 54 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 37.

    Low: 37 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 33. Calm wind.
Thursday
Patchy dense fog before 9am. Otherwise, sunny, with a high near 55. Light east southeast wind.
Thursday Night
Mostly clear, with a low around 32. Calm wind.
Friday
Sunny, with a high near 55. Light east wind.
Friday Night
Mostly clear, with a low around 32. Calm wind.
Saturday
Sunny, with a high near 56.
Saturday Night
Mostly clear, with a low around 33.
Sunday
Mostly sunny, with a high near 54.
Sunday Night
Mostly cloudy, with a low around 37.
Monday
Rain likely, mainly after 4pm. Mostly cloudy, with a high near 52.
Monday Night
Rain likely. Mostly cloudy, with a low around 40.
Tuesday
A chance of rain. Partly sunny, with a high near 55.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 39.
Wednesday
A chance of rain. Snow level 6500 feet. Mostly cloudy, with a high near 51.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles N Yreka CA
 41.81°N 122.64°W (Elev. 3379 ft)
3:40 pm PST Dec 10, 2025
7pm PST Dec 10, 2025-6pm PST Dec 17, 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