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

Fire Weather Concerns; Record Warmth Spreads

The Plains to the mid-Mississippi Valley continue with warm and dry conditions. Any fires that initiate could spread quickly. The warm temperatures will expand across the Southern Plains into the Southwest where numerous records are expected through the weekend. Meanwhile, a cold front will move southward across the northern Plains and Great Lakes region where some snow will develop this weekend. Read More >

Current conditions at

Montague Siskiyou County Airport (KSIY)

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

Overcast

45°F

7°C

Humidity 93%
Wind Speed NNW 3 MPH
Barometer 30.05 in (1017.61 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 28 Feb 07:15 AM PST
Extended Forecast for

Yreka CA

  • Today

    Today: Showers likely before 1pm, then showers and possibly a thunderstorm between 1pm and 4pm, then a chance of showers and thunderstorms after 4pm. High near 60. Light and variable wind. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 60 °F

    Showers

  • Tonight

    Tonight: A chance of showers and thunderstorms before midnight, then a slight chance of rain between midnight and 1am. Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 44. Calm wind. Chance of precipitation is 30%.

    Low: 44 °F

    Chance
    Showers and
    Patchy Fog

  • Sunday

    Sunday: A 50 percent chance of showers and thunderstorms after 10am. Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 58. Calm wind.

    High: 58 °F

    Chance
    Showers and
    Patchy Fog

  • Sunday Night

    Sunday Night: A 50 percent chance of rain. Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 41. Calm wind.

    Low: 41 °F

    Chance Rain
    and Patchy
    Fog

  • Monday

    Monday: Patchy fog before 10am. Otherwise, partly sunny, with a high near 56. Calm wind.

    High: 56 °F

    Patchy Fog
    then Mostly
    Sunny

  • Monday Night

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

    Low: 36 °F

    Mostly Clear

  • Tuesday

    Tuesday: Partly sunny, with a high near 61.

    High: 61 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A slight chance of rain after 10pm. Mostly cloudy, with a low around 39.

    Low: 39 °F

    Slight Chance
    Rain

  • Wednesday

    Wednesday: A chance of rain. Snow level 5100 feet. Partly sunny, with a high near 53.

    High: 53 °F

    Chance Rain

Detailed Forecast

Today
Showers likely before 1pm, then showers and possibly a thunderstorm between 1pm and 4pm, then a chance of showers and thunderstorms after 4pm. High near 60. Light and variable wind. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
A chance of showers and thunderstorms before midnight, then a slight chance of rain between midnight and 1am. Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 44. Calm wind. Chance of precipitation is 30%.
Sunday
A 50 percent chance of showers and thunderstorms after 10am. Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 58. Calm wind.
Sunday Night
A 50 percent chance of rain. Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 41. Calm wind.
Monday
Patchy fog before 10am. Otherwise, partly sunny, with a high near 56. Calm wind.
Monday Night
Mostly clear, with a low around 36.
Tuesday
Partly sunny, with a high near 61.
Tuesday Night
A slight chance of rain after 10pm. Mostly cloudy, with a low around 39.
Wednesday
A chance of rain. Snow level 5100 feet. Partly sunny, with a high near 53.
Wednesday Night
Partly cloudy, with a low around 33.
Thursday
Partly sunny, with a high near 53.
Thursday Night
Partly cloudy, with a low around 31.
Friday
Mostly sunny, with a high near 58.
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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:
3:41 am PST Feb 28, 2026
Forecast Valid:
7am PST Feb 28, 2026-6pm PST Mar 6, 2026
 
Forecast Discussion
 
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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