Prolonged Atmospheric River in the Pacific Northwest; Snow and High Winds from the Upper Midwest into the Northeast

A prolonged atmospheric river will continue to impact the Pacific Northwest into the Northern Rockies with heavy rainfall, areas of urban and river flooding, landslides, heavy mountain snow, and gusty winds into Thursday. A strong clipper system will bring the threat of heavy snow and high winds across the Upper Midwest/Great Lakes as well as portions of the interior Northeast and Appalachians. Read More >

Current conditions at

Klamath Falls International Airport (KLMT)

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

Clear

37°F

3°C

Humidity 92%
Wind Speed N 0 MPH
Barometer 30.3 in (1026.08 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Last update 09 Dec 11:53 PM PST
Extended Forecast for

Klamath Falls OR

  • Overnight

    Overnight: Patchy fog after 2am.  Otherwise, mostly cloudy, with a low around 33. Light east southeast wind.

    Low: 33 °F

    Patchy Fog

  • Wednesday

    Wednesday: Patchy dense fog before 11am.  Otherwise, mostly sunny, with a high near 57. Calm wind becoming south around 5 mph in the afternoon.

    High: 57 °F

    Patchy Dense
    Fog then
    Sunny

  • Wednesday Night

    Wednesday Night: Patchy fog after 4am.  Otherwise, mostly clear, with a low around 28. Calm wind.

    Low: 28 °F

    Mostly Clear
    then Patchy
    Fog

  • Thursday

    Thursday: Patchy fog before 9am.  Otherwise, sunny, with a high near 54. Light south southeast wind.

    High: 54 °F

    Patchy Fog
    then Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 26. Calm wind.

    Low: 26 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 54.

    High: 54 °F

    Mostly Sunny

  • Friday Night

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

    Low: 28 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 55.

    High: 55 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 29.

    Low: 29 °F

    Partly Cloudy

Detailed Forecast

Overnight
Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 33. Light east southeast wind.
Wednesday
Patchy dense fog before 11am. Otherwise, mostly sunny, with a high near 57. Calm wind becoming south around 5 mph in the afternoon.
Wednesday Night
Patchy fog after 4am. Otherwise, mostly clear, with a low around 28. Calm wind.
Thursday
Patchy fog before 9am. Otherwise, sunny, with a high near 54. Light south southeast wind.
Thursday Night
Mostly clear, with a low around 26. Calm wind.
Friday
Mostly sunny, with a high near 54.
Friday Night
Partly cloudy, with a low around 28.
Saturday
Sunny, with a high near 55.
Saturday Night
Partly cloudy, with a low around 29.
Sunday
Mostly sunny, with a high near 52.
Sunday Night
A slight chance of rain and snow. Snow level 6900 feet lowering to 6200 feet after midnight . Mostly cloudy, with a low around 31.
Monday
A chance of rain and snow. Snow level 6300 feet rising to 7600 feet in the afternoon. Mostly cloudy, with a high near 51.
Monday Night
A chance of rain. Snow level 7700 feet lowering to 7000 feet after midnight . Mostly cloudy, with a low around 34.
Tuesday
A chance of rain. Snow level 6600 feet. Partly sunny, with a high near 51.
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ABOUT THIS FORECAST

 
Point Forecast:
Klamath Falls OR
 42.23°N 121.77°W (Elev. 4173 ft)
10:36 pm PST Dec 9, 2025
12am PST Dec 10, 2025-6pm PST Dec 16, 2025
 
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Additional Resources

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