Heavy Rainfall and Severe Thunderstorm Threats for the Plains and Southeast

A frontal boundary extending from the western High Plains to the Southeast will focus additional showers and thunderstorms this weekend. Some of these storms may become severe, alongside frequent lightning, and isolated instances of flash flooding. Meanwhile dry conditions will continue for the Great Basin where fire weather concerns linger. For the mid-Atlantic and Northeast, seasonable weather. Read More >

Current conditions at

Montague Siskiyou County Airport (KSIY)

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

Clear

77°F

25°C

Humidity 43%
Wind Speed N 3 MPH
Barometer 30.17 in (1021.67 mb)
Dewpoint 53°F (12°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 01 Aug 11:53 AM PDT
Extended Forecast for

Yreka CA

  • This Afternoon

    This Afternoon: Scattered showers and thunderstorms after 2pm.  Mostly sunny, with a high near 90. Calm wind.  Chance of precipitation is 30%.

    High: 90 °F

    Scattered
    T-storms

  • Tonight

    Tonight: Scattered showers and thunderstorms, mainly before 8pm.  Mostly cloudy during the early evening, then gradual clearing, with a low around 60. West northwest wind 5 to 10 mph becoming light northwest  in the evening.  Chance of precipitation is 30%.

    Low: 60 °F

    Scattered
    T-storms then
    Clear

  • Saturday

    Saturday: Sunny, with a high near 90. Calm wind becoming west northwest around 6 mph in the afternoon.

    High: 90 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 60. North northwest wind 5 to 8 mph.

    Low: 60 °F

    Mostly Clear

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms after 11am.  Mostly sunny, with a high near 84. Calm wind becoming northwest 5 to 8 mph in the afternoon.

    High: 84 °F

    Slight Chance
    T-storms

  • Sunday Night

    Sunday Night: A 20 percent chance of showers and thunderstorms before 11pm.  Partly cloudy, with a low around 55.

    Low: 55 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 82.

    High: 82 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 54.

    Low: 54 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 88.

    High: 88 °F

    Sunny

Detailed Forecast

This Afternoon
Scattered showers and thunderstorms after 2pm. Mostly sunny, with a high near 90. Calm wind. Chance of precipitation is 30%.
Tonight
Scattered showers and thunderstorms, mainly before 8pm. Mostly cloudy during the early evening, then gradual clearing, with a low around 60. West northwest wind 5 to 10 mph becoming light northwest in the evening. Chance of precipitation is 30%.
Saturday
Sunny, with a high near 90. Calm wind becoming west northwest around 6 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 60. North northwest wind 5 to 8 mph.
Sunday
A 20 percent chance of showers and thunderstorms after 11am. Mostly sunny, with a high near 84. Calm wind becoming northwest 5 to 8 mph in the afternoon.
Sunday Night
A 20 percent chance of showers and thunderstorms before 11pm. Partly cloudy, with a low around 55.
Monday
Sunny, with a high near 82.
Monday Night
Mostly clear, with a low around 54.
Tuesday
Sunny, with a high near 88.
Tuesday Night
Mostly clear, with a low around 59.
Wednesday
Sunny, with a high near 90.
Wednesday Night
Partly cloudy, with a low around 60.
Thursday
Mostly sunny, with a high near 93.
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ABOUT THIS FORECAST

 
Point Forecast:
Yreka CA
 41.72°N 122.65°W (Elev. 2762 ft)
10:40 am PDT Aug 1, 2025
12pm PDT Aug 1, 2025-6pm PDT Aug 7, 2025
 
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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