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

Tracking Weekend Storm Impacts

A storm and trailing cold front will continue to slowly move through the Gulf Coast and Southeast U.S. through this weekend with widespread rain showers and isolated thunderstorms. A fast-moving clipper storm may bring several inches of snow to the north-central Plains, Midwest, eastern Great Lakes, and Northeast regions this weekend. Read More >

Current conditions at

Montague Siskiyou County Airport (KSIY)

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

Partly Cloudy

43°F

6°C

Humidity 86%
Wind Speed ENE 5 MPH
Barometer 30.18 in (1022.01 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Wind Chill40°F (4°C)
Last update 06 Dec 05:00 AM PST
Extended Forecast for

Etna CA

  • Today

    Today: Patchy fog before 10am. Otherwise, sunny, with a high near 54. Light and variable wind.

    High: 54 °F

    Patchy Fog
    then Sunny

  • Tonight

    Tonight: Patchy fog after 10pm. Otherwise, partly cloudy, with a low around 39. Light southwest wind.

    Low: 39 °F

    Patchy Fog

  • Sunday

    Sunday: Partly sunny, with a high near 54. Calm wind.

    High: 54 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 37. Calm wind.

    Low: 37 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 57. West southwest wind 3 to 5 mph.

    High: 57 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A 10 percent chance of rain after 4am. Partly cloudy, with a low around 40.

    Low: 40 °F

    Partly Cloudy
    then Slight
    Chance Rain

  • Tuesday

    Tuesday: A 30 percent chance of rain, mainly between 10am and 4pm. Mostly sunny, with a high near 58.

    High: 58 °F

    Chance Rain

  • Tuesday Night

    Tuesday Night: A slight chance of rain before 10pm. Partly cloudy, with a low around 41.

    Low: 41 °F

    Slight Chance
    Rain then
    Partly Cloudy

  • Wednesday

    Wednesday: A slight chance of rain. Mostly sunny, with a high near 60.

    High: 60 °F

    Slight Chance
    Rain

Detailed Forecast

Today
Patchy fog before 10am. Otherwise, sunny, with a high near 54. Light and variable wind.
Tonight
Patchy fog after 10pm. Otherwise, partly cloudy, with a low around 39. Light southwest wind.
Sunday
Partly sunny, with a high near 54. Calm wind.
Sunday Night
Mostly clear, with a low around 37. Calm wind.
Monday
Mostly sunny, with a high near 57. West southwest wind 3 to 5 mph.
Monday Night
A 10 percent chance of rain after 4am. Partly cloudy, with a low around 40.
Tuesday
A 30 percent chance of rain, mainly between 10am and 4pm. Mostly sunny, with a high near 58.
Tuesday Night
A slight chance of rain before 10pm. Partly cloudy, with a low around 41.
Wednesday
A slight chance of rain. Mostly sunny, with a high near 60.
Wednesday Night
A slight chance of rain before 10pm. Mostly clear, with a low around 39.
Thursday
Sunny, with a high near 61.
Thursday Night
Clear, with a low around 38.
Friday
Sunny, with a high near 63.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Etna CA
 41.46°N 122.9°W (Elev. 3061 ft)
Last Update:
3:40 am PST Dec 6, 2025
Forecast Valid:
5am PST Dec 6, 2025-6pm PST Dec 12, 2025
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation