Thunderstorms and Heavy Rain in the Mid-South; Heat Continues in the Southeast and Southwest

Severe thunderstorms and heavy rain are expected across portions of the mid-Mississippi Valley into the Ohio Valley and portions of Arizona. Dangerous heat persists in the South and Southeast while building into the Southwest. Overnight lows will be so warm that, when combined with oppressive dew points, little-to-no relief from the scorching daytime highs will be available. Read More >

Current conditions at

Klamath Falls International Airport (KLMT)

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

Clear

82°F

28°C

Humidity 20%
Wind Speed N 0 MPH
Barometer 30.1 in (1019.3 mb)
Dewpoint 38°F (3°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 19 Aug 12:20 PM PDT
Extended Forecast for

3 Miles S Klamath Falls OR

Fire Weather Watch August 21, 02:00pm until August 21, 09:00pm
Click here for hazard details and duration
Fire Weather Watch
  • This Afternoon

    This Afternoon: Sunny, with a high near 93. South wind 3 to 5 mph.

    High: 93 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 51. West northwest wind 5 to 8 mph becoming calm  in the evening.

    Low: 51 °F

    Clear

  • Thursday

    Thursday: Increasing clouds, with a high near 92. Calm wind becoming west southwest around 6 mph in the afternoon.

    High: 92 °F

    Increasing
    Clouds

  • Thursday Night

    Thursday Night: Cloudy, with a low around 54. West wind 5 to 7 mph becoming calm  in the evening.

    Low: 54 °F

    Cloudy

  • Friday

    Friday: Partly sunny, with a high near 88. Light and variable wind becoming south southwest 11 to 16 mph in the afternoon. Winds could gust as high as 24 mph.

    High: 88 °F

    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 49.

    Low: 49 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 83.

    High: 83 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 44.

    Low: 44 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 85.

    High: 85 °F

    Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 93. South wind 3 to 5 mph.
Tonight
Clear, with a low around 51. West northwest wind 5 to 8 mph becoming calm in the evening.
Thursday
Increasing clouds, with a high near 92. Calm wind becoming west southwest around 6 mph in the afternoon.
Thursday Night
Cloudy, with a low around 54. West wind 5 to 7 mph becoming calm in the evening.
Friday
Partly sunny, with a high near 88. Light and variable wind becoming south southwest 11 to 16 mph in the afternoon. Winds could gust as high as 24 mph.
Friday Night
Partly cloudy, with a low around 49.
Saturday
Sunny, with a high near 83.
Saturday Night
Clear, with a low around 44.
Sunday
Sunny, with a high near 85.
Sunday Night
Mostly clear, with a low around 47.
Monday
Sunny, with a high near 87.
Monday Night
Mostly clear, with a low around 48.
Tuesday
Sunny, with a high near 86.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles S Klamath Falls OR
 42.18°N 121.79°W (Elev. 4101 ft)
12:26 pm PDT Aug 19, 2026
12pm PDT Aug 19, 2026-6pm PDT Aug 25, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database