Severe Thunderstorms and Heavy Rain in the Central Plains; Dry Thunderstorms and Critical Fire Weather in the West

Severe thunderstorms and heavy rain may produce large to very-large hail, severe winds, tornadoes and numerous instances of flash flooding across portions of the central Plains. Scattered slow-moving storms will continue to bring a flash flooding threat to the central Gulf Coast. Elevated to critical fire weather conditions are expected across much of the western U.S.. Read More >

Current conditions at

Montague Siskiyou County Airport (KSIY)

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

Mostly Cloudy

63°F

17°C

Humidity 77%
Wind Speed WSW 4 MPH
Barometer 29.98 in (1015.24 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 20 Jun 01:20 AM PDT
Extended Forecast for

Etna CA

  • Overnight

    Overnight: A 20 percent chance of showers and thunderstorms before 2am.  Partly cloudy, with a low around 59. Calm wind.

    Low: 59 °F

    Slight Chance
    T-storms

  • Saturday

    Saturday: A 20 percent chance of showers and thunderstorms after 2pm.  Sunny, with a high near 82. Calm wind becoming northwest around 5 mph.

    High: 82 °F

    Sunny then
    Slight Chance
    T-storms

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 52. North northwest wind around 6 mph becoming calm  in the evening.

    Low: 52 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 89. Calm wind becoming north northeast around 5 mph in the afternoon.

    High: 89 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 54. North northwest wind 5 to 8 mph becoming calm  in the evening.

    Low: 54 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 95.

    High: 95 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 59.

    Low: 59 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 95.

    High: 95 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 59.

    Low: 59 °F

    Clear

Detailed Forecast

Overnight
A 20 percent chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 59. Calm wind.
Saturday
A 20 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 82. Calm wind becoming northwest around 5 mph.
Saturday Night
Mostly clear, with a low around 52. North northwest wind around 6 mph becoming calm in the evening.
Sunday
Sunny, with a high near 89. Calm wind becoming north northeast around 5 mph in the afternoon.
Sunday Night
Clear, with a low around 54. North northwest wind 5 to 8 mph becoming calm in the evening.
Monday
Sunny, with a high near 95.
Monday Night
Clear, with a low around 59.
Tuesday
Sunny, with a high near 95.
Tuesday Night
Clear, with a low around 59.
Wednesday
Sunny, with a high near 94.
Wednesday Night
Clear, with a low around 58.
Thursday
Sunny, with a high near 92.
Thursday Night
Mostly clear, with a low around 55.
Friday
Sunny, with a high near 85.
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ABOUT THIS FORECAST

 
Point Forecast:
Etna CA
 41.46°N 122.9°W (Elev. 3061 ft)
11:26 pm PDT Jun 19, 2026
1am PDT Jun 20, 2026-6pm PDT Jun 26, 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