Severe Thunderstorms and Critical Fire Weather Wednesday

Scattered severe thunderstorms are possible across portions of the northern High Plains Wednesday afternoon and evening. Severe wind gusts are the primary hazard. Gusty winds and low relative humidity will contribute to critical fire weather conditions across parts of the northern Great Plains and Great Basin Wednesday. Read More >

Current conditions at

Montague Siskiyou County Airport (KSIY)

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

Overcast

77°F

25°C

Humidity 27%
Wind Speed WSW 12 MPH
Barometer 29.84 in (1010.5 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Heat Index77°F (25°C)
Last update 12 May 07:20 PM PDT
Extended Forecast for

Yreka CA

  • Tonight

    Tonight: A 20 percent chance of showers before 11pm.  Mostly cloudy, then gradually becoming mostly clear, with a low around 47. South wind 6 to 11 mph becoming northwest after midnight.

    Low: 47 °F

    Slight Chance
    Showers then
    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 72. Northwest wind 8 to 11 mph.

    High: 72 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 41. North northwest wind 5 to 8 mph becoming calm  in the evening.

    Low: 41 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 80. Light and variable wind.

    High: 80 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 43. Northwest wind 6 to 11 mph becoming light north northwest  after midnight.

    Low: 43 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 76.

    High: 76 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 41.

    Low: 41 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 66.

    High: 66 °F

    Mostly Sunny

  • Saturday Night

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

    Low: 36 °F

    Mostly Clear

Detailed Forecast

Tonight
A 20 percent chance of showers before 11pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 47. South wind 6 to 11 mph becoming northwest after midnight.
Wednesday
Sunny, with a high near 72. Northwest wind 8 to 11 mph.
Wednesday Night
Clear, with a low around 41. North northwest wind 5 to 8 mph becoming calm in the evening.
Thursday
Sunny, with a high near 80. Light and variable wind.
Thursday Night
Clear, with a low around 43. Northwest wind 6 to 11 mph becoming light north northwest after midnight.
Friday
Sunny, with a high near 76.
Friday Night
Mostly clear, with a low around 41.
Saturday
Mostly sunny, with a high near 66.
Saturday Night
Mostly clear, with a low around 36.
Sunday
Sunny, with a high near 70.
Sunday Night
Clear, with a low around 39.
Monday
Sunny, with a high near 77.
Monday Night
Mostly clear, with a low around 43.
Tuesday
Sunny, with a high near 83.
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ABOUT THIS FORECAST

 
Point Forecast:
Yreka CA
 41.72°N 122.65°W (Elev. 2762 ft)
4:40 pm PDT May 12, 2026
7pm PDT May 12, 2026-6pm PDT May 19, 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