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

Heavy to Excessive Rainfall and Flooding Threats in the Central and Eastern U.S.; Heat and Fire Weather Concerns in the West

Thunderstorms producing excessive rainfall and potential flooding concerns will continue through tonight from the Southern Plains to the East Coast. Areas of greatest concern for flooding are over central Texas and the Mid-Atlantic. Heat will continue to build across the West through Tuesday. Heat Advisories and Extreme Heat Warnings are in effect. Fire Weather concerns continue through Monday. Read More >

Hazardous Weather Conditions

Current conditions at

Klamath Falls International Airport (KLMT)

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

Clear

79°F

26°C

Humidity 41%
Wind Speed NNW 10 MPH
Barometer 30.15 in (1021.0 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 13 Jul 11:30 PM PDT
Extended Forecast for

Merrill OR

Heat Advisory July 13, 11:48pm until July 15, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory July 13, 11:48pm until July 15, 08:00pm

    NOW until 8:00pm Tue

    Heat Advisory

  • Tonight

    Low: 63 °F

    Mostly Clear

  • Monday

    Monday: Widespread haze before 11am. Mostly sunny and hot, with a high near 96. North northwest wind 5 to 11 mph.

    High: 96 °F

    Haze then
    Sunny

  • Monday Night

    Monday Night: Widespread haze after 11pm. Mostly clear, with a low around 58. Northwest wind 6 to 15 mph, with gusts as high as 22 mph.

    Low: 58 °F

    Haze

  • Tuesday

    Tuesday: Widespread haze before 8am. Sunny, with a high near 93. Light north wind becoming west northwest 5 to 9 mph in the afternoon.

    High: 93 °F

    Haze then
    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 56. North wind 7 to 11 mph, with gusts as high as 22 mph.

    Low: 56 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 92.

    High: 92 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 57.

    Low: 57 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 91.

    High: 91 °F

    Sunny

Detailed Forecast

Tonight
Mostly clear, with a low around 63. Northwest wind around 7 mph.
Monday
Widespread haze before 11am. Mostly sunny and hot, with a high near 96. North northwest wind 5 to 11 mph.
Monday Night
Widespread haze after 11pm. Mostly clear, with a low around 58. Northwest wind 6 to 15 mph, with gusts as high as 22 mph.
Tuesday
Widespread haze before 8am. Sunny, with a high near 93. Light north wind becoming west northwest 5 to 9 mph in the afternoon.
Tuesday Night
Clear, with a low around 56. North wind 7 to 11 mph, with gusts as high as 22 mph.
Wednesday
Sunny, with a high near 92.
Wednesday Night
Mostly clear, with a low around 57.
Thursday
Sunny, with a high near 91.
Thursday Night
Mostly clear, with a low around 57.
Friday
Sunny, with a high near 91.
Friday Night
Mostly clear, with a low around 55.
Saturday
Sunny, with a high near 90.
Saturday Night
Clear, with a low around 53.
Sunday
Sunny, with a high near 90.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Merrill OR
 42.03°N 121.6°W (Elev. 4160 ft)
Last Update:
10:41 pm PDT Jul 13, 2025
Forecast Valid:
11pm PDT Jul 13, 2025-6pm PDT Jul 20, 2025
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation