Severe Weather and Flash Flooding Potential for the Center of the Nation

An upper level trough coinciding with surface frontal boundaries will focus showers and thunderstorms from the Great Lakes region into the Ohio and Tennessee Valley's, central and southern Plains. Instances of flash flooding, damaging winds and large hail are possible. Meanwhile, increasing waves and rip currents for portions of the eastern seaboard this week as tropical Atlantic is active. Read More >

Current conditions at

Klamath Falls International Airport (KLMT)

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

Clear

44°F

7°C

Humidity 92%
Wind Speed N 8 MPH
Barometer 30.18 in (1022.01 mb)
Dewpoint 42°F (6°C)
Visibility 10.00 mi
Wind Chill39°F (4°C)
Last update 22 Sep 06:53 AM PDT
Extended Forecast for

3 Miles SSW Altamont OR

Frost Advisory until September 22, 08:00am
Click here for hazard details and duration
...
  •  
    Frost Advisory until September 22, 08:00am

    NOW until 8:00am Mon

    Frost Advisory

  • Today

    High: 77 °F

    Patchy Frost
    then Sunny

  • Tonight

    Tonight: Clear, with a low around 38. North wind 5 to 7 mph becoming east northeast in the evening.

    Low: 38 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 84. Northeast wind around 6 mph becoming southeast in the afternoon.

    High: 84 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 43. East southeast wind around 5 mph becoming light and variable  in the evening.

    Low: 43 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 87. Light and variable wind becoming east southeast around 5 mph.

    High: 87 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 45.

    Low: 45 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 82.

    High: 82 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 42.

    Low: 42 °F

    Mostly Clear

Detailed Forecast

Today
Patchy frost before 8am. Otherwise, sunny, with a high near 77. East northeast wind around 6 mph.
Tonight
Clear, with a low around 38. North wind 5 to 7 mph becoming east northeast in the evening.
Tuesday
Sunny, with a high near 84. Northeast wind around 6 mph becoming southeast in the afternoon.
Tuesday Night
Clear, with a low around 43. East southeast wind around 5 mph becoming light and variable in the evening.
Wednesday
Sunny, with a high near 87. Light and variable wind becoming east southeast around 5 mph.
Wednesday Night
Mostly clear, with a low around 45.
Thursday
Sunny, with a high near 82.
Thursday Night
Mostly clear, with a low around 42.
Friday
Sunny, with a high near 77.
Friday Night
Mostly clear, with a low around 41.
Saturday
Sunny, with a high near 78.
Saturday Night
Partly cloudy, with a low around 43.
Sunday
Mostly sunny, with a high near 77.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSW Altamont OR
 42.15°N 121.72°W (Elev. 4140 ft)
4:40 am PDT Sep 22, 2025
7am PDT Sep 22, 2025-6pm PDT Sep 28, 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