National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Lake Effect Snow in the Lower Great Lakes; Rain and High Elevation Snow in the West

Lake-effect snow will continue downwind of Lakes Erie and Ontario through Friday. In the Western U.S., rain and higher elevation snow will continue over the Great Basin through Friday. A front will move over the Pacific Northwest Thursday afternoon and produce light rain and higher elevation snow over the Cascades through Saturday. Read More >

Current conditions at

Montague Siskiyou County Airport (KSIY)

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

Partly Cloudy

39°F

4°C

Humidity 86%
Wind Speed ESE 6 MPH
Barometer 30.09 in (1018.96 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Wind Chill35°F (2°C)
Last update 11 Feb 06:15 PM PST
Extended Forecast for

Yreka CA

  • Tonight

    Tonight: Partly cloudy, with a low around 32. Light and variable wind.

    Low: 32 °F

    Partly Cloudy

  • Thursday

    Thursday: Patchy fog before 11am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 53. Calm wind.

    High: 53 °F

    Patchy Fog
    then Mostly
    Sunny

  • Thursday Night

    Thursday Night: Patchy fog between 3am and 4am. Otherwise, partly cloudy, with a low around 31. Calm wind.

    Low: 31 °F

    Partly Cloudy
    then Patchy
    Fog

  • Friday

    Friday: Patchy fog between 7am and 9am. Otherwise, partly sunny, with a high near 55. Calm wind.

    High: 55 °F

    Patchy Fog
    then Partly
    Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 33. Calm wind.

    Low: 33 °F

    Mostly Cloudy

  • Saturday

    Saturday: A 40 percent chance of rain. Snow level 4700 feet rising to 5400 feet in the afternoon. Cloudy, with a high near 50.

    High: 50 °F

    Chance Rain

  • Saturday Night

    Saturday Night: A 40 percent chance of rain. Snow level 4900 feet. Mostly cloudy, with a low around 33.

    Low: 33 °F

    Chance Rain

  • Sunday

    Sunday: A chance of rain. Snow level 4600 feet. Mostly cloudy, with a high near 48.

    High: 48 °F

    Chance Rain

  • Sunday Night

    Sunday Night: A chance of rain. Snow level 4400 feet. Mostly cloudy, with a low around 32.

    Low: 32 °F

    Chance Rain

Detailed Forecast

Tonight
Partly cloudy, with a low around 32. Light and variable wind.
Thursday
Patchy fog before 11am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 53. Calm wind.
Thursday Night
Patchy fog between 3am and 4am. Otherwise, partly cloudy, with a low around 31. Calm wind.
Friday
Patchy fog between 7am and 9am. Otherwise, partly sunny, with a high near 55. Calm wind.
Friday Night
Mostly cloudy, with a low around 33. Calm wind.
Saturday
A 40 percent chance of rain. Snow level 4700 feet rising to 5400 feet in the afternoon. Cloudy, with a high near 50.
Saturday Night
A 40 percent chance of rain. Snow level 4900 feet. Mostly cloudy, with a low around 33.
Sunday
A chance of rain. Snow level 4600 feet. Mostly cloudy, with a high near 48.
Sunday Night
A chance of rain. Snow level 4400 feet. Mostly cloudy, with a low around 32.
Washington's Birthday
A chance of rain. Snow level 3900 feet. Mostly cloudy, with a high near 45.
Monday Night
Rain and snow likely. Snow level 3600 feet lowering to 2900 feet after midnight . Mostly cloudy, with a low around 26.
Tuesday
Snow likely, possibly mixed with rain. Mostly cloudy, with a high near 42.
Tuesday Night
A chance of rain and snow. Mostly cloudy, with a low around 25.
Wednesday
A chance of rain and snow. Mostly cloudy, with a high near 44.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Yreka CA
 41.75°N 122.62°W (Elev. 2726 ft)
Last Update:
4:22 pm PST Feb 11, 2026
Forecast Valid:
6pm PST Feb 11, 2026-6pm PST Feb 18, 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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation