National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Heat Persists in the South Central U.S. and California; Heavy Rain in the Ohio Valley

Sweltering heat remains across the South-Central Plains and Lower/Middle Mississippi Valley, as well as in the Southwest and California this week with limited nighttime relief. Heavy rainfall will lead to localized areas of flash flooding in parts of the Ohio Valley/Central Appalachians. Dry and breezy conditions will enhance fire weather concerns across the northern Rockies and High Plains. Read More >

Current conditions at

Klamath Falls International Airport (KLMT)

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

Clear

57°F

14°C

Humidity 62%
Wind Speed N 0 MPH
Barometer 30.24 in (1024.04 mb)
Dewpoint 44°F (7°C)
Visibility 10.00 mi
Last update 09 Sep 09:35 PM PDT
Extended Forecast for

Klamath Falls OR

  • Tonight

    Tonight: Mostly clear, with a low around 51. Calm wind.

    Low: 51 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 85. Light and variable wind becoming west 8 to 13 mph in the afternoon. Winds could gust as high as 23 mph.

    High: 85 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 47. Northwest wind 5 to 8 mph becoming calm in the evening.

    Low: 47 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 78. Light and variable wind becoming west 9 to 14 mph in the afternoon. Winds could gust as high as 24 mph.

    High: 78 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 44. West northwest wind 8 to 13 mph becoming light and variable in the evening. Winds could gust as high as 24 mph.

    Low: 44 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 64.

    High: 64 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 39.

    Low: 39 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 61.

    High: 61 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 39.

    Low: 39 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 51. Calm wind.
Thursday
Sunny, with a high near 85. Light and variable wind becoming west 8 to 13 mph in the afternoon. Winds could gust as high as 23 mph.
Thursday Night
Mostly clear, with a low around 47. Northwest wind 5 to 8 mph becoming calm in the evening.
Friday
Sunny, with a high near 78. Light and variable wind becoming west 9 to 14 mph in the afternoon. Winds could gust as high as 24 mph.
Friday Night
Mostly clear, with a low around 44. West northwest wind 8 to 13 mph becoming light and variable in the evening. Winds could gust as high as 24 mph.
Saturday
Mostly sunny, with a high near 64.
Saturday Night
Mostly clear, with a low around 39.
Sunday
Sunny, with a high near 61.
Sunday Night
Mostly clear, with a low around 39.
Monday
Sunny, with a high near 68.
Monday Night
Mostly clear, with a low around 42.
Tuesday
Sunny, with a high near 73.
Tuesday Night
Mostly clear, with a low around 45.
Wednesday
Sunny, with a high near 75.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Klamath Falls OR
 42.23°N 121.77°W (Elev. 4173 ft)
Last Update:
9:16 pm PDT Sep 9, 2026
Forecast Valid:
9pm PDT Sep 9, 2026-6pm PDT Sep 16, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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National Digital Forecast Database Weather Element Forecast

Chance of Precipitation