Heavy Lake Effect Snow; Subfreezing Temperatures in the Eastern U.S.

A multi-day heavy lake effect snow event is expected downwind of Lakes Erie and Ontario through New Year's Day. The Arctic front will continue to bring increasing winds to the Northeast that will remain gusty. Subfreezing overnight low temperatures will be found as far south as the Gulf Coast. Read More >

Current conditions at

Montague Siskiyou County Airport (KSIY)

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

Clear

23°F

-5°C

Humidity 92%
Wind Speed N 0 MPH
Barometer 30.37 in (1028.45 mb)
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Last update 30 Dec 01:20 AM PST
Extended Forecast for

2 Miles NNE Yreka CA

  • Overnight

    Overnight: Widespread freezing fog. Mostly clear, with a steady temperature around 30. Calm wind.

    Low: 30 °F

    Freezing Fog

  • Tuesday

    Tuesday: Widespread freezing fog before 11am. Sunny, with a high near 42. Calm wind.

    High: 42 °F

    Freezing Fog
    then Sunny

  • Tuesday Night

    Tuesday Night: Widespread freezing fog after 10pm. Partly cloudy, with a low around 29. Light east southeast wind.

    Low: 29 °F

    Freezing Fog

  • Wednesday

    Wednesday: Widespread freezing fog before 10am. Mostly cloudy, with a high near 41. Calm wind.

    High: 41 °F

    Freezing Fog
    then Mostly
    Cloudy

  • Wednesday Night

    Wednesday Night: Rain likely, mainly after 4am.  Mostly cloudy, with a low around 36. Calm wind.  Chance of precipitation is 60%.

    Low: 36 °F

    Rain Likely

  • New Year's Day

    New Year's Day: Rain.  High near 48. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    High: 48 °F

    Rain

  • Thursday Night

    Thursday Night: Rain likely, mainly before 10pm.  Mostly cloudy, with a low around 37. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 37 °F

    Rain Likely
    then Chance
    Rain

  • Friday

    Friday: Rain, mainly after 10am.  Mostly cloudy, with a high near 50.

    High: 50 °F

    Rain

  • Friday Night

    Friday Night: Rain.  Snow level 6100 feet lowering to 5500 feet after midnight . Mostly cloudy, with a low around 36.

    Low: 36 °F

    Rain

Detailed Forecast

Overnight
Widespread freezing fog. Mostly clear, with a steady temperature around 30. Calm wind.
Tuesday
Widespread freezing fog before 11am. Sunny, with a high near 42. Calm wind.
Tuesday Night
Widespread freezing fog after 10pm. Partly cloudy, with a low around 29. Light east southeast wind.
Wednesday
Widespread freezing fog before 10am. Mostly cloudy, with a high near 41. Calm wind.
Wednesday Night
Rain likely, mainly after 4am. Mostly cloudy, with a low around 36. Calm wind. Chance of precipitation is 60%.
New Year's Day
Rain. High near 48. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
Rain likely, mainly before 10pm. Mostly cloudy, with a low around 37. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Friday
Rain, mainly after 10am. Mostly cloudy, with a high near 50.
Friday Night
Rain. Snow level 6100 feet lowering to 5500 feet after midnight . Mostly cloudy, with a low around 36.
Saturday
Rain likely. Snow level 4900 feet. Mostly cloudy, with a high near 45.
Saturday Night
A chance of rain and snow. Snow level 4500 feet. Mostly cloudy, with a low around 34.
Sunday
A chance of rain and snow. Snow level 4400 feet. Mostly cloudy, with a high near 45.
Sunday Night
A chance of rain and snow. Snow level 4600 feet. Mostly cloudy, with a low around 35.
Monday
A chance of rain and snow. Snow level 4600 feet. Mostly cloudy, with a high near 46.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNE Yreka CA
 41.77°N 122.63°W (Elev. 2677 ft)
12:42 am PST Dec 30, 2025
1am PST Dec 30, 2025-6pm PST Jan 5, 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