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.

Clear

28°F

-2°C

Humidity 92%
Wind Speed N 0 MPH
Barometer 30.31 in (1026.41 mb)
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Last update 31 Jan 02:20 AM PST
Extended Forecast for

Yreka CA

  • Overnight

    Overnight: Mostly cloudy, with a steady temperature around 39. Calm wind.

    Low: 39 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 54. Light and variable wind.

    High: 54 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 35. Light and variable wind.

    Low: 35 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 57. North wind around 6 mph becoming calm.

    High: 57 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 33. Northwest wind around 6 mph becoming calm  in the evening.

    Low: 33 °F

    Mostly Clear

  • Monday

    Monday: Patchy fog before 9am.  Otherwise, mostly sunny, with a high near 49.

    High: 49 °F

    Patchy Fog
    then Mostly
    Sunny

  • Monday Night

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

    Low: 33 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 57.

    High: 57 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 31.

    Low: 31 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a steady temperature around 39. Calm wind.
Saturday
Partly sunny, with a high near 54. Light and variable wind.
Saturday Night
Mostly cloudy, with a low around 35. Light and variable wind.
Sunday
Mostly sunny, with a high near 57. North wind around 6 mph becoming calm.
Sunday Night
Mostly clear, with a low around 33. Northwest wind around 6 mph becoming calm in the evening.
Monday
Patchy fog before 9am. Otherwise, mostly sunny, with a high near 49.
Monday Night
Mostly clear, with a low around 33.
Tuesday
Mostly sunny, with a high near 57.
Tuesday Night
Partly cloudy, with a low around 31.
Wednesday
Sunny, with a high near 57.
Wednesday Night
Mostly clear, with a low around 27.
Thursday
Sunny, with a high near 61.
Thursday Night
Mostly clear, with a low around 35.
Friday
Sunny, with a high near 59.
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ABOUT THIS FORECAST

 
Point Forecast:
Yreka CA
 41.75°N 122.62°W (Elev. 2726 ft)
2:23 am PST Jan 31, 2026
2am PST Jan 31, 2026-6pm PST Feb 6, 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