Heavy Mountain Snow in the Northwest U.S.; Wintry Mix in the Northeast U.S.

Two more cold fronts will pass through the Northwest U.S. this week with heavy mountain snow continuing across the Cascades, and northern Rockies. A quick moving storm system will bring mixed precipitation including some freezing rain across the Northeast U.S. overnight into Wednesday. Read More >

Current conditions at

Montague Siskiyou County Airport (KSIY)

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

Overcast

37°F

3°C

Humidity 93%
Wind Speed N 0 MPH
Barometer 29.97 in (1014.9 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Last update 07 Jan 01:20 AM PST
Extended Forecast for

Yreka CA

  • Overnight

    Overnight: A 40 percent chance of rain, mainly after 3am.  Snow level 4500 feet. Mostly cloudy, with a steady temperature around 37. Light west southwest wind.

    Low: 37 °F

    Chance Rain

  • Wednesday

    Wednesday: Rain after 1pm, mixing with snow after 5pm.  Snow level 4400 feet lowering to 3300 feet in the afternoon . High near 46. Calm wind becoming west southwest 5 to 9 mph in the afternoon.  Chance of precipitation is 80%. Little or no snow accumulation expected.

    High: 46 °F

    Partly Sunny
    then
    Rain/Snow

  • Wednesday Night

    Wednesday Night: Snow likely, possibly mixed with rain, becoming all snow after 7pm.  Mostly cloudy, with a low around 25. West northwest wind around 6 mph.  Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 25 °F

    Rain/Snow
    Likely then
    Chance Snow

  • Thursday

    Thursday: Partly sunny, with a high near 38. Light and variable wind.

    High: 38 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 20. Calm wind.

    Low: 20 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 42.

    High: 42 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 23.

    Low: 23 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 44.

    High: 44 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 26.

    Low: 26 °F

    Mostly Cloudy

Detailed Forecast

Overnight
A 40 percent chance of rain, mainly after 3am. Snow level 4500 feet. Mostly cloudy, with a steady temperature around 37. Light west southwest wind.
Wednesday
Rain after 1pm, mixing with snow after 5pm. Snow level 4400 feet lowering to 3300 feet in the afternoon . High near 46. Calm wind becoming west southwest 5 to 9 mph in the afternoon. Chance of precipitation is 80%. Little or no snow accumulation expected.
Wednesday Night
Snow likely, possibly mixed with rain, becoming all snow after 7pm. Mostly cloudy, with a low around 25. West northwest wind around 6 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Thursday
Partly sunny, with a high near 38. Light and variable wind.
Thursday Night
Partly cloudy, with a low around 20. Calm wind.
Friday
Mostly sunny, with a high near 42.
Friday Night
Partly cloudy, with a low around 23.
Saturday
Partly sunny, with a high near 44.
Saturday Night
Mostly cloudy, with a low around 26.
Sunday
Partly sunny, with a high near 47.
Sunday Night
Partly cloudy, with a low around 27.
Monday
Mostly sunny, with a high near 49.
Monday Night
Partly cloudy, with a low around 29.
Tuesday
Mostly sunny, with a high near 53.
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ABOUT THIS FORECAST

 
Point Forecast:
Yreka CA
 41.75°N 122.62°W (Elev. 2726 ft)
11:11 pm PST Jan 6, 2026
1am PST Jan 7, 2026-6pm PST Jan 13, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database