Prolonged Atmospheric River in the Northwest; Snow in the North-Central US

A prolonged atmospheric river will bring heavy rainfall which may lead to widespread urban and river flooding, heavy mountain snow, along with gusty winds to the Pacific Northwest into the northern Rockies through much of the week. A clipper will bring a period of snow across the upper Midwest and the Great Lakes into Tuesday, before a stronger system bring more wintry impacts. Read More >

Current conditions at

Klamath Falls International Airport (KLMT)

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

Clear

28°F

-2°C

Humidity 92%
Wind Speed N 0 MPH
Barometer 30.26 in (1024.72 mb)
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Last update 09 Dec 02:20 AM PST
Extended Forecast for

12 Miles NE Altamont OR

  • Overnight

    Overnight: Mostly cloudy, with a low around 32. Southwest wind around 7 mph.

    Low: 32 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of rain after 3pm.  Partly sunny, with a high near 50. West wind 6 to 15 mph, with gusts as high as 23 mph.

    High: 50 °F

    Partly Sunny
    then Slight
    Chance Rain

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 34. South southwest wind 5 to 7 mph.

    Low: 34 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 53. South southwest wind 3 to 6 mph.

    High: 53 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 29. Calm wind.

    Low: 29 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 52.

    High: 52 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 28.

    Low: 28 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 51.

    High: 51 °F

    Mostly Sunny

  • Friday Night

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

    Low: 28 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 32. Southwest wind around 7 mph.
Tuesday
A 20 percent chance of rain after 3pm. Partly sunny, with a high near 50. West wind 6 to 15 mph, with gusts as high as 23 mph.
Tuesday Night
Mostly cloudy, with a low around 34. South southwest wind 5 to 7 mph.
Wednesday
Mostly sunny, with a high near 53. South southwest wind 3 to 6 mph.
Wednesday Night
Mostly clear, with a low around 29. Calm wind.
Thursday
Sunny, with a high near 52.
Thursday Night
Mostly clear, with a low around 28.
Friday
Mostly sunny, with a high near 51.
Friday Night
Partly cloudy, with a low around 28.
Saturday
Mostly sunny, with a high near 52.
Saturday Night
Partly cloudy, with a low around 30.
Sunday
Partly sunny, with a high near 48.
Sunday Night
A slight chance of rain. Snow level 6300 feet. Mostly cloudy, with a low around 33.
Monday
A chance of rain. Snow level 6300 feet rising to 7400 feet in the afternoon. Partly sunny, with a high near 50.
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ABOUT THIS FORECAST

 
Point Forecast:
12 Miles NE Altamont OR
 42.32°N 121.59°W (Elev. 4649 ft)
2:21 am PST Dec 9, 2025
2am PST Dec 9, 2025-6pm PST Dec 15, 2025
 
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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