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

61°F

16°C

Humidity 77%
Wind Speed N 0 MPH
Barometer 30.26 in (1024.72 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 02 Aug 08:05 AM PDT
Extended Forecast for

4 Miles N Etna CA

  • Today

    Today: A 20 percent chance of showers and thunderstorms after 2pm.  Sunny, with a high near 88. Calm wind becoming west northwest around 6 mph in the afternoon.

    High: 88 °F

    Sunny then
    Slight Chance
    T-storms

  • Tonight

    Tonight: A slight chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 11pm.  Mostly clear, with a low around 54. West northwest wind 5 to 9 mph becoming calm  in the evening.  Chance of precipitation is 20%.

    Low: 54 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Sunday

    Sunday: A slight chance of showers between 11am and 2pm, then a slight chance of showers and thunderstorms after 2pm.  Sunny, with a high near 84. Calm wind becoming west northwest around 6 mph in the afternoon.  Chance of precipitation is 20%.

    High: 84 °F

    Slight Chance
    Showers then
    Slight Chance
    T-storms

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 49. West northwest wind 5 to 10 mph becoming light north northwest  after midnight.

    Low: 49 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 82. Calm wind becoming north around 5 mph in the afternoon.

    High: 82 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 50.

    Low: 50 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 87.

    High: 87 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 53.

    Low: 53 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 89.

    High: 89 °F

    Sunny

Detailed Forecast

Today
A 20 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 88. Calm wind becoming west northwest around 6 mph in the afternoon.
Tonight
A slight chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 11pm. Mostly clear, with a low around 54. West northwest wind 5 to 9 mph becoming calm in the evening. Chance of precipitation is 20%.
Sunday
A slight chance of showers between 11am and 2pm, then a slight chance of showers and thunderstorms after 2pm. Sunny, with a high near 84. Calm wind becoming west northwest around 6 mph in the afternoon. Chance of precipitation is 20%.
Sunday Night
Partly cloudy, with a low around 49. West northwest wind 5 to 10 mph becoming light north northwest after midnight.
Monday
Sunny, with a high near 82. Calm wind becoming north around 5 mph in the afternoon.
Monday Night
Mostly clear, with a low around 50.
Tuesday
Sunny, with a high near 87.
Tuesday Night
Mostly clear, with a low around 53.
Wednesday
Sunny, with a high near 89.
Wednesday Night
Mostly clear, with a low around 55.
Thursday
Sunny, with a high near 91.
Thursday Night
Partly cloudy, with a low around 57.
Friday
Sunny, with a high near 94.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles N Etna CA
 41.53°N 122.89°W (Elev. 2799 ft)
4:40 am PDT Aug 2, 2025
8am PDT Aug 2, 2025-6pm PDT Aug 8, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database