Snow in the Rockies; Showers and Thunderstorms Along the Gulf Coast; Potential Winter Storm for Northern Mid-Atlantic and Interior New England

A winter-like pattern will continue over much of the Lower 48 over the next few days, with snow stretching from the Rockies today into the Middle Mississippi Valley on Monday. Showers and thunderstorms will develop along the Gulf Coast and Southeast on Monday. As the storm moves northward late Monday into Tuesday, winter weather is possible from the Central Appalachians to Interior New England. Read More >

Current conditions at

Montague Siskiyou County Airport (KSIY)

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

Clear

34°F

1°C

Humidity 80%
Wind Speed N 0 MPH
Barometer 30.15 in (1021.0 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Last update 30 Nov 06:35 PM PST
Extended Forecast for

Yreka CA

  • Tonight

    Tonight: Partly cloudy, with a low around 27. North northwest wind around 6 mph.

    Low: 27 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 50. North northwest wind around 5 mph becoming calm  in the morning.

    High: 50 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 30. Calm wind.

    Low: 30 °F

    Decreasing
    Clouds

  • Tuesday

    Tuesday: Sunny, with a high near 53. Calm wind becoming north northwest around 6 mph in the afternoon.

    High: 53 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Patchy fog after 4am.  Otherwise, partly cloudy, with a low around 26. Northeast wind 3 to 5 mph.

    Low: 26 °F

    Partly Cloudy
    then Patchy
    Fog

  • Wednesday

    Wednesday: Patchy fog before 10am.  Otherwise, mostly sunny, with a high near 48.

    High: 48 °F

    Patchy Fog
    then Mostly
    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 28.

    Low: 28 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 50.

    High: 50 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 33.

    Low: 33 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 27. North northwest wind around 6 mph.
Monday
Mostly sunny, with a high near 50. North northwest wind around 5 mph becoming calm in the morning.
Monday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 30. Calm wind.
Tuesday
Sunny, with a high near 53. Calm wind becoming north northwest around 6 mph in the afternoon.
Tuesday Night
Patchy fog after 4am. Otherwise, partly cloudy, with a low around 26. Northeast wind 3 to 5 mph.
Wednesday
Patchy fog before 10am. Otherwise, mostly sunny, with a high near 48.
Wednesday Night
Partly cloudy, with a low around 28.
Thursday
Mostly sunny, with a high near 50.
Thursday Night
Mostly cloudy, with a low around 33.
Friday
Mostly sunny, with a high near 55.
Friday Night
A chance of rain. Mostly cloudy, with a low around 35.
Saturday
A chance of rain. Partly sunny, with a high near 52.
Saturday Night
A slight chance of rain. Mostly cloudy, with a low around 35.
Sunday
A slight chance of rain. Snow level 5700 feet. Partly sunny, with a high near 51.
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ABOUT THIS FORECAST

 
Point Forecast:
Yreka CA
 41.75°N 122.62°W (Elev. 2726 ft)
3:40 pm PST Nov 30, 2025
6pm PST Nov 30, 2025-6pm PST Dec 7, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database