Another Arctic Blast in the East; Eastern U.S. Winter Storm

A powerful Arctic blast will bring dangerously cold, record low temperatures to the upper Ohio Valley, Mid-Atlantic, Gulf Coast and Southeast U.S. this weekend. A rapidly deepening storm will produce widespread heavy snow and wind from the southern Appalachians across the Carolinas and southern Virginia into Sunday. Storm-force winds and coastal flooding will be possible along the East Coast. Read More >

Current conditions at

Montague Siskiyou County Airport (KSIY)

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

Mostly Cloudy

30°F

-1°C

Humidity 86%
Wind Speed SSW 3 MPH
Barometer 30.15 in (1021.0 mb)
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Last update 01 Feb 05:35 AM PST
Extended Forecast for

Yreka CA

  • Today

    Today: Mostly sunny, with a high near 57. Northeast wind around 5 mph becoming calm.

    High: 57 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 31. Light west wind.

    Low: 31 °F

    Mostly Clear

  • Monday

    Monday: Patchy fog before 9am.  Otherwise, mostly sunny, with a high near 56. Calm wind.

    High: 56 °F

    Patchy Fog
    then Sunny

  • Monday Night

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

    Low: 32 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 60. Calm wind.

    High: 60 °F

    Sunny

  • Tuesday Night

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

    Low: 32 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 60.

    High: 60 °F

    Sunny

  • Wednesday Night

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

    Low: 31 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 61.

    High: 61 °F

    Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 57. Northeast wind around 5 mph becoming calm.
Tonight
Mostly clear, with a low around 31. Light west wind.
Monday
Patchy fog before 9am. Otherwise, mostly sunny, with a high near 56. Calm wind.
Monday Night
Mostly clear, with a low around 32. Calm wind.
Tuesday
Sunny, with a high near 60. Calm wind.
Tuesday Night
Mostly clear, with a low around 32.
Wednesday
Sunny, with a high near 60.
Wednesday Night
Mostly clear, with a low around 31.
Thursday
Sunny, with a high near 61.
Thursday Night
Mostly clear, with a low around 34.
Friday
Sunny, with a high near 60.
Friday Night
Partly cloudy, with a low around 34.
Saturday
Mostly sunny, with a high near 59.
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ABOUT THIS FORECAST

 
Point Forecast:
Yreka CA
 41.72°N 122.65°W (Elev. 2762 ft)
3:41 am PST Feb 1, 2026
5am PST Feb 1, 2026-6pm PST Feb 7, 2026
 
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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