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

Areas of Severe Thunderstorms, Excessive Rainfall, and Extreme Heat Saturday

Severe thunderstorms capable of damaging winds will be possible from the Ozark Plateau east into the Tennessee Valley Saturday. Rounds of heavy thunderstorms ahead of a slow moving front will continue locally heavy rainfall and scattered flash flooding potential from the Ozarks to the Ohio and Tennessee Valleys Saturday. Extreme heat will continue for the Intermountain West and Plains. Read More >

Hazardous Weather Conditions

Current conditions at

CW8386 Thermopolis (C8386)

Lat: 43.64283°NLon: 108.227°WElev: 4419.52ft.

NA

99°F

37°C

Humidity 17%
Wind Speed N 0 MPH
Barometer 30.03 in (1016.93 mb)
Dewpoint 47°F (8°C)
Visibility NA
Heat Index95°F (35°C)
Last update 11 Jul 02:25 PM MDT
Extended Forecast for

Thermopolis WY

Extreme Heat Warning until July 13, 09:00pm
Red Flag Warning July 12, 11:00am until July 12, 10:00pm
Click here for hazard details and duration
Extreme Heat Warning
Red Flag Warning
  •  
    Extreme Heat Warning until July 13, 09:00pm

    NOW until 9:00pm Mon

    Extreme Heat Warning

  • This Afternoon

    High: 102 °F

    Hot

  • Tonight

    Tonight: Mostly clear, with a low around 68. Southeast wind 5 to 8 mph becoming west southwest after midnight.

    Low: 68 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 106. Breezy, with a south wind 5 to 15 mph, with gusts as high as 21 mph.

    High: 106 °F

    Sunny then
    Sunny and
    Breezy

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 70. South southeast wind 6 to 13 mph becoming west after midnight.

    Low: 70 °F

    Mostly Clear

  • Monday

    Monday: Sunny and hot, with a high near 102. West wind 5 to 13 mph becoming north northeast in the afternoon.

    High: 102 °F

    Hot

  • Monday Night

    Monday Night: Mostly clear, with a low around 68. Northeast wind 5 to 9 mph becoming calm after midnight.

    Low: 68 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 104. Light and variable wind becoming north northeast 5 to 10 mph in the afternoon.

    High: 104 °F

    Hot

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 68.

    Low: 68 °F

    Mostly Clear

Detailed Forecast

This Afternoon
Sunny and hot, with a high near 102. East southeast wind 7 to 9 mph.
Tonight
Mostly clear, with a low around 68. Southeast wind 5 to 8 mph becoming west southwest after midnight.
Sunday
Sunny and hot, with a high near 106. Breezy, with a south wind 5 to 15 mph, with gusts as high as 21 mph.
Sunday Night
Mostly clear, with a low around 70. South southeast wind 6 to 13 mph becoming west after midnight.
Monday
Sunny and hot, with a high near 102. West wind 5 to 13 mph becoming north northeast in the afternoon.
Monday Night
Mostly clear, with a low around 68. Northeast wind 5 to 9 mph becoming calm after midnight.
Tuesday
Sunny and hot, with a high near 104. Light and variable wind becoming north northeast 5 to 10 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 68.
Wednesday
A 20 percent chance of showers and thunderstorms after noon. Sunny and hot, with a high near 97.
Wednesday Night
A 20 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 65. Breezy.
Thursday
A chance of showers and thunderstorms. Sunny, with a high near 95.
Thursday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 64.
Friday
Sunny, with a high near 96.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Thermopolis WY
 43.66°N 108.23°W (Elev. 4787 ft)
Last Update:
2:33 pm MDT Jul 11, 2026
Forecast Valid:
2pm MDT Jul 11, 2026-6pm MDT Jul 17, 2026
 
Forecast Discussion
 
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