Winter Storm Bringing Widespread Hazardous Weather to the Eastern U.S.

A rapidly-intensifying winter storm continues to bring heavy snow, high winds, and blizzard conditions over the Upper Midwest and Great Lakes through today. An Arctic front will lead in a period of gusty to high winds and sharply colder temperatures over the entire eastern U.S. Heavy lake effect snow is then expected from Lakes Erie and Ontario through New Year's Day. Read More >

Current conditions at

Klamath Falls International Airport (KLMT)

Lat: 42.14703°NLon: 121.72548°WElev: 4081.0ft.

Clear

34°F

1°C

Humidity 74%
Wind Speed N 0 MPH
Barometer 30.47 in (1031.83 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Last update 29 Dec 10:35 AM PST
Extended Forecast for

3 Miles SSW Altamont OR

Air Stagnation Advisory until December 31, 04:00pm
Click here for hazard details and duration
Air Stagnation Advisory
  •  
    Air Stagnation Advisory until December 31, 04:00pm

    NOW until 4:00pm Wed

    Air Stagnation Advisory

  • Today

    High: 41 °F

    Freezing Fog
    then Sunny

  • Tonight

    Tonight: Widespread freezing fog after 10pm. Mostly clear, with a low around 19. Northeast wind around 5 mph.

    Low: 19 °F

    Freezing Fog

  • Tuesday

    Tuesday: Widespread freezing fog before 11am. Sunny, with a high near 46. East wind 3 to 5 mph.

    High: 46 °F

    Freezing Fog
    then Sunny

  • Tuesday Night

    Tuesday Night: Widespread freezing fog after 10pm. Increasing clouds, with a low around 20. East northeast wind 3 to 6 mph.

    Low: 20 °F

    Freezing Fog

  • Wednesday

    Wednesday: Widespread freezing fog before 10am. Mostly cloudy, with a high near 45. Light east southeast wind.

    High: 45 °F

    Freezing Fog
    then Mostly
    Cloudy

  • Wednesday Night

    Wednesday Night: A slight chance of rain showers before 10pm, then a chance of rain and snow showers.  Snow level 7000 feet. Mostly cloudy, with a low around 28. Chance of precipitation is 30%. Little or no snow accumulation expected.

    Low: 28 °F

    Chance
    Rain/Snow

  • New Year's Day

    New Year's Day: A 40 percent chance of rain.  Mostly cloudy, with a high near 46.

    High: 46 °F

    Chance Rain

  • Thursday Night

    Thursday Night: A chance of rain.  Snow level 7200 feet. Mostly cloudy, with a low around 31.

    Low: 31 °F

    Chance Rain

Detailed Forecast

Today
Widespread freezing fog before 11am. Sunny, with a high near 41. Light north northwest wind.
Tonight
Widespread freezing fog after 10pm. Mostly clear, with a low around 19. Northeast wind around 5 mph.
Tuesday
Widespread freezing fog before 11am. Sunny, with a high near 46. East wind 3 to 5 mph.
Tuesday Night
Widespread freezing fog after 10pm. Increasing clouds, with a low around 20. East northeast wind 3 to 6 mph.
Wednesday
Widespread freezing fog before 10am. Mostly cloudy, with a high near 45. Light east southeast wind.
Wednesday Night
A slight chance of rain showers before 10pm, then a chance of rain and snow showers. Snow level 7000 feet. Mostly cloudy, with a low around 28. Chance of precipitation is 30%. Little or no snow accumulation expected.
New Year's Day
A 40 percent chance of rain. Mostly cloudy, with a high near 46.
Thursday Night
A chance of rain. Snow level 7200 feet. Mostly cloudy, with a low around 31.
Friday
A chance of rain. Snow level 6700 feet. Mostly cloudy, with a high near 48.
Friday Night
A chance of rain before 10pm, then a chance of rain and snow. Snow level 6000 feet lowering to 5200 feet after midnight . Mostly cloudy, with a low around 29.
Saturday
A chance of rain and snow. Snow level 4800 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 28.
Sunday
A chance of rain and snow. Snow level 4200 feet rising to 4700 feet in the afternoon. Mostly cloudy, with a high near 45.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSW Altamont OR
 42.15°N 121.72°W (Elev. 4140 ft)
9:41 am PST Dec 29, 2025
10am PST Dec 29, 2025-6pm PST Jan 4, 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