Major Winter Storm Ongoing in the Upper Midwest; Severe Weather Tonight from the Mid-South to the Ohio Valley

A major winter storm will continue to bring blizzard conditions, heavy snowfall, icing, and strong winds through Monday across the Upper Midwest and Upper Great Lakes. A line of storms will be capable of producing widespread damaging winds, tornadoes, and some large hail from the Mid-South to the Ohio Valley and the Southeast through tonight, moving into the Mid-Atlantic Monday. Read More >

Current conditions at

Montague Siskiyou County Airport (KSIY)

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

Clear

64°F

18°C

Humidity 29%
Wind Speed N 4 MPH
Barometer 30.25 in (1024.38 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Last update 15 Mar 06:00 PM PDT
Extended Forecast for

4 Miles N Etna CA

  • Tonight

    Tonight: Partly cloudy, with a low around 40. Light and variable wind.

    Low: 40 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 74. Calm wind.

    High: 74 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 41. Light and variable wind.

    Low: 41 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 77. Calm wind.

    High: 77 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 42. South southwest wind 3 to 6 mph.

    Low: 42 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 77.

    High: 77 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 44.

    Low: 44 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 77.

    High: 77 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 45.

    Low: 45 °F

    Mostly Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 40. Light and variable wind.
Monday
Sunny, with a high near 74. Calm wind.
Monday Night
Clear, with a low around 41. Light and variable wind.
Tuesday
Sunny, with a high near 77. Calm wind.
Tuesday Night
Mostly clear, with a low around 42. South southwest wind 3 to 6 mph.
Wednesday
Sunny, with a high near 77.
Wednesday Night
Mostly clear, with a low around 44.
Thursday
Sunny, with a high near 77.
Thursday Night
Mostly clear, with a low around 45.
Friday
Sunny, with a high near 76.
Friday Night
Partly cloudy, with a low around 44.
Saturday
Partly sunny, with a high near 68.
Saturday Night
Partly cloudy, with a low around 37.
Sunday
Mostly sunny, with a high near 65.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles N Etna CA
 41.53°N 122.89°W (Elev. 2799 ft)
4:41 pm PDT Mar 15, 2026
6pm PDT Mar 15, 2026-6pm PDT Mar 22, 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