Winter Storm in the Central Appalachians through the Northeast; Heavy Snow in the Great Basin and Rockies

A winter storm will impact the central Appalachians to the Northeast through the night. Accumulating snow is expected for interior New England and the northern Mid-Atlantic. Scattered showers and occasional thunderstorms will persist across Florida and the Southeast coast. Locally heavy mountain snow is expected in the Great Basin and Rockies over the next couple of days. Read More >

Current conditions at

Montague Siskiyou County Airport (KSIY)

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

Clear

24°F

-4°C

Humidity 95%
Wind Speed N 0 MPH
Barometer 30.26 in (1024.72 mb)
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Last update 03 Dec 01:53 AM PST
Extended Forecast for

12 Miles NNE Yreka CA

  • Overnight

    Overnight: Partly cloudy, with a low around 25. West northwest wind around 9 mph.

    Low: 25 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, then gradually becoming sunny, with a high near 51. West wind around 6 mph becoming calm  in the afternoon.

    High: 51 °F

    Decreasing
    Clouds

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 26. West northwest wind 3 to 6 mph.

    Low: 26 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 54. Calm wind.

    High: 54 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Patchy fog after 4am.  Otherwise, mostly cloudy, with a low around 37. Calm wind.

    Low: 37 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Friday

    Friday: A 20 percent chance of rain after 10am.  Patchy fog before 10am.  Otherwise, partly sunny, with a high near 57.

    High: 57 °F

    Slight Chance
    Rain and
    Patchy Fog

  • Friday Night

    Friday Night: A 30 percent chance of rain.  Patchy fog after 1am.  Otherwise, mostly cloudy, with a low around 41.

    Low: 41 °F

    Chance Rain
    and Patchy
    Fog

  • Saturday

    Saturday: Rain likely, mainly between 10am and 4pm.  Areas of fog before 11am.  Otherwise, mostly cloudy, with a high near 59.

    High: 59 °F

    Rain Likely
    and Areas Fog

  • Saturday Night

    Saturday Night: A chance of rain before 10pm.  Patchy fog after 2am.  Otherwise, mostly cloudy, with a low around 39.

    Low: 39 °F

    Chance Rain
    then Patchy
    Fog

Detailed Forecast

Overnight
Partly cloudy, with a low around 25. West northwest wind around 9 mph.
Wednesday
Mostly cloudy, then gradually becoming sunny, with a high near 51. West wind around 6 mph becoming calm in the afternoon.
Wednesday Night
Partly cloudy, with a low around 26. West northwest wind 3 to 6 mph.
Thursday
Mostly sunny, with a high near 54. Calm wind.
Thursday Night
Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 37. Calm wind.
Friday
A 20 percent chance of rain after 10am. Patchy fog before 10am. Otherwise, partly sunny, with a high near 57.
Friday Night
A 30 percent chance of rain. Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 41.
Saturday
Rain likely, mainly between 10am and 4pm. Areas of fog before 11am. Otherwise, mostly cloudy, with a high near 59.
Saturday Night
A chance of rain before 10pm. Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 39.
Sunday
A slight chance of rain. Areas of fog before 10am. Otherwise, partly sunny, with a high near 57.
Sunday Night
A slight chance of rain. Patchy fog. Otherwise, mostly cloudy, with a low around 36.
Monday
Areas of fog. Otherwise, partly sunny, with a high near 58.
Monday Night
Mostly cloudy, with a low around 37.
Tuesday
Partly sunny, with a high near 61.
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ABOUT THIS FORECAST

 
Point Forecast:
12 Miles NNE Yreka CA
 41.91°N 122.58°W (Elev. 2799 ft)
12:42 am PST Dec 3, 2025
2am PST Dec 3, 2025-6pm PST Dec 9, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database