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

43°F

6°C

Humidity 81%
Wind Speed WSW 3 MPH
Barometer 30.3 in (1026.08 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 08 Dec 06:20 PM PST
Extended Forecast for

6 Miles W Yreka CA

  • Tonight

    Tonight: Partly cloudy, with a low around 38. West wind 3 to 8 mph.

    Low: 38 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 49. West wind around 5 mph.

    High: 49 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 39. Southwest wind 3 to 5 mph.

    Low: 39 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 51. Calm wind.

    High: 51 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 36. Light west southwest wind.

    Low: 36 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 50.

    High: 50 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 36.

    Low: 36 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 50.

    High: 50 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 36.

    Low: 36 °F

    Mostly Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 38. West wind 3 to 8 mph.
Tuesday
Mostly sunny, with a high near 49. West wind around 5 mph.
Tuesday Night
Partly cloudy, with a low around 39. Southwest wind 3 to 5 mph.
Wednesday
Mostly sunny, with a high near 51. Calm wind.
Wednesday Night
Mostly clear, with a low around 36. Light west southwest wind.
Thursday
Sunny, with a high near 50.
Thursday Night
Mostly clear, with a low around 36.
Friday
Sunny, with a high near 50.
Friday Night
Mostly clear, with a low around 36.
Saturday
Sunny, with a high near 50.
Saturday Night
Partly cloudy, with a low around 36.
Sunday
Partly sunny, with a high near 46.
Sunday Night
Mostly cloudy, with a low around 37.
Monday
A chance of rain. Snow level 7200 feet. Partly sunny, with a high near 46.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles W Yreka CA
 41.73°N 122.74°W (Elev. 4600 ft)
3:41 pm PST Dec 8, 2025
6pm 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