Rapid Warm-Up Forecast Across Much of the Lower 48 Today and Tuesday

Most of the U.S. starts the week calm and unseasonably warm. The Heartland will be warmest, with highs 25–30° above average. Only the Gulf Coast stays chilly. Rain today is limited to western Washington while lake effect snow continues east of Lake Ontario. Cooler air returns after Tuesday, bringing a wintry mix to the Midwest and Northeast by Wednesday. Read More >

Current conditions at

Klamath Falls International Airport (KLMT)

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

Clear

27°F

-3°C

Humidity 92%
Wind Speed NW 5 MPH
Barometer 30.48 in (1032.17 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Wind Chill21°F (-6°C)
Last update 12 Jan 06:20 AM PST
Extended Forecast for

5 Miles SSW Altamont OR

Air Stagnation Advisory January 12, 06:34am until January 16, 04:00am
Freezing Fog Advisory January 12, 06:34am until January 12, 11:00am
Click here for hazard details and duration
Air Stagnation Advisory
...
  •  
    Air Stagnation Advisory January 12, 06:34am until January 16, 04:00am
    Freezing Fog Advisory January 12, 06:34am until January 12, 11:00am

    NOW: Multiple hazards in effect

    Click HERE for Details

  • Today

    High: 44 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 23. Calm wind.

    Low: 23 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 46. Light east wind.

    High: 46 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 22. Calm wind.

    Low: 22 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 53. Light northwest wind.

    High: 53 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 23.

    Low: 23 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 54.

    High: 54 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 22.

    Low: 22 °F

    Mostly Clear

Detailed Forecast

Today
Sunny, with a high near 44. Light and variable wind.
Tonight
Mostly clear, with a low around 23. Calm wind.
Tuesday
Sunny, with a high near 46. Light east wind.
Tuesday Night
Mostly clear, with a low around 22. Calm wind.
Wednesday
Sunny, with a high near 53. Light northwest wind.
Wednesday Night
Mostly clear, with a low around 23.
Thursday
Sunny, with a high near 54.
Thursday Night
Mostly clear, with a low around 22.
Friday
Sunny, with a high near 52.
Friday Night
Mostly clear, with a low around 24.
Saturday
Sunny, with a high near 54.
Saturday Night
Mostly clear, with a low around 25.
Sunday
Sunny, with a high near 54.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SSW Altamont OR
 42.14°N 121.75°W (Elev. 4154 ft)
3:41 am PST Jan 12, 2026
6am PST Jan 12, 2026-6pm PST Jan 18, 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