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.

Clear

27°F

-3°C

Humidity 92%
Wind Speed S 4 MPH
Barometer 30.22 in (1023.37 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Wind Chill22°F (-6°C)
Last update 07 Dec 05:35 AM PST
Extended Forecast for

Etna CA

  • Today

    Today: Mostly cloudy, then gradually becoming sunny, with a high near 54. Light west wind.

    High: 54 °F

    Decreasing
    Clouds

  • Tonight

    Tonight: Partly cloudy, with a low around 39. Light west wind.

    Low: 39 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 57. Calm wind.

    High: 57 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 40. Southwest wind 8 to 10 mph.

    Low: 40 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 56. West southwest wind around 8 mph.

    High: 56 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 41.

    Low: 41 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 58.

    High: 58 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 39.

    Low: 39 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 59.

    High: 59 °F

    Sunny

Detailed Forecast

Today
Mostly cloudy, then gradually becoming sunny, with a high near 54. Light west wind.
Tonight
Partly cloudy, with a low around 39. Light west wind.
Monday
Mostly sunny, with a high near 57. Calm wind.
Monday Night
Partly cloudy, with a low around 40. Southwest wind 8 to 10 mph.
Tuesday
Mostly sunny, with a high near 56. West southwest wind around 8 mph.
Tuesday Night
Partly cloudy, with a low around 41.
Wednesday
Mostly sunny, with a high near 58.
Wednesday Night
Partly cloudy, with a low around 39.
Thursday
Sunny, with a high near 59.
Thursday Night
Clear, with a low around 39.
Friday
Sunny, with a high near 60.
Friday Night
Clear, with a low around 37.
Saturday
Sunny, with a high near 61.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Etna CA
 41.46°N 122.9°W (Elev. 3061 ft)
Last Update:
3:40 am PST Dec 7, 2025
Forecast Valid:
5am PST Dec 7, 2025-6pm PST Dec 13, 2025
 
Forecast Discussion
 
Get as KML Get as XML

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