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

Critical Fire Weather and Severe Thunderstorm Threats This Week

Gusty winds and low relative humidity will contribute to critical fire weather Monday over parts of the central and southern High Plains. Scattered to widespread severe thunderstorms may bring damaging winds, large hail, and tornadoes Monday through Thursday over the lower Mississippi River Valley and southern Plains into the Midwest and Ohio Valley. Read More >

Current conditions at

Montague Siskiyou County Airport (KSIY)

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

Clear

36°F

2°C

Humidity 93%
Wind Speed N 0 MPH
Barometer 29.99 in (1015.58 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Last update 09 Mar 04:35 AM PDT
Extended Forecast for

Yreka CA

  • Today

    Today: Mostly cloudy, then gradually becoming sunny, with a high near 57. Calm wind becoming northeast 5 to 9 mph in the afternoon.

    High: 57 °F

    Decreasing
    Clouds

  • Tonight

    Tonight: Partly cloudy, with a low around 28. North northeast wind 5 to 10 mph becoming light north after midnight.

    Low: 28 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 54. Calm wind becoming northwest 5 to 7 mph in the afternoon.

    High: 54 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 30. North wind 5 to 8 mph becoming calm in the evening.

    Low: 30 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 64. Calm wind becoming southwest around 6 mph in the afternoon.

    High: 64 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 34.

    Low: 34 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 67.

    High: 67 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 37.

    Low: 37 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 68.

    High: 68 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly cloudy, then gradually becoming sunny, with a high near 57. Calm wind becoming northeast 5 to 9 mph in the afternoon.
Tonight
Partly cloudy, with a low around 28. North northeast wind 5 to 10 mph becoming light north after midnight.
Tuesday
Partly sunny, with a high near 54. Calm wind becoming northwest 5 to 7 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 30. North wind 5 to 8 mph becoming calm in the evening.
Wednesday
Partly sunny, with a high near 64. Calm wind becoming southwest around 6 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 34.
Thursday
Sunny, with a high near 67.
Thursday Night
Mostly clear, with a low around 37.
Friday
Mostly sunny, with a high near 68.
Friday Night
Mostly cloudy, with a low around 40.
Saturday
Partly sunny, with a high near 67.
Saturday Night
Partly cloudy, with a low around 42.
Sunday
Partly sunny, with a high near 69.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Yreka CA
 41.75°N 122.62°W (Elev. 2726 ft)
Last Update:
4:41 am PDT Mar 9, 2026
Forecast Valid:
4am PDT Mar 9, 2026-6pm PDT Mar 15, 2026
 
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Additional Resources

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Chance of Precipitation