Dangerous Heat over the South-Central and Southwest U.S. Through Next Week

Dangerous heat persists across the Desert Southwest through this weekend and across the Southern Plains and Lower Mississippi Valley through at least the middle of next week. Numerous daily record high temperatures are expected through at least Tuesday for much of Texas and Oklahoma as well as portions of Louisiana, New Mexico, and Arizona. Read More >

Current conditions at

CW8386 Thermopolis (C8386)

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

NA

73°F

23°C

Humidity 46%
Wind Speed N 0 MPH
Barometer 30.06 in (1017.95 mb)
Dewpoint 51°F (11°C)
Visibility NA
Last update 22 Aug 11:26 PM MDT
Extended Forecast for

Thermopolis WY

  • Tonight

    Tonight: Partly cloudy, with a low around 63. South southwest wind 5 to 7 mph becoming west after midnight.

    Low: 63 °F

    Partly Cloudy

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms, mainly between 3pm and 4pm.  Mostly sunny, with a high near 89. Light and variable wind becoming north northwest 5 to 10 mph in the afternoon.

    High: 89 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A 10 percent chance of showers and thunderstorms before 7pm.  Partly cloudy, with a low around 62. East northeast wind 5 to 7 mph becoming southwest after midnight.

    Low: 62 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 90. Calm wind becoming north 5 to 7 mph in the afternoon.

    High: 90 °F

    Mostly Sunny
    then Chance
    Showers

  • Monday Night

    Monday Night: Partly cloudy, with a low around 60. South southeast wind 5 to 7 mph becoming calm  after midnight.

    Low: 60 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 86. Calm wind becoming north 5 to 9 mph in the afternoon.

    High: 86 °F

    Mostly Sunny
    then Chance
    Showers

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 60. North wind 5 to 7 mph becoming calm  after midnight.

    Low: 60 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 89.

    High: 89 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers and thunderstorms before midnight.  Partly cloudy, with a low around 60.

    Low: 60 °F

    Slight Chance
    T-storms then
    Partly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 63. South southwest wind 5 to 7 mph becoming west after midnight.
Sunday
A 20 percent chance of showers and thunderstorms, mainly between 3pm and 4pm. Mostly sunny, with a high near 89. Light and variable wind becoming north northwest 5 to 10 mph in the afternoon.
Sunday Night
A 10 percent chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 62. East northeast wind 5 to 7 mph becoming southwest after midnight.
Monday
A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 90. Calm wind becoming north 5 to 7 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 60. South southeast wind 5 to 7 mph becoming calm after midnight.
Tuesday
A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 86. Calm wind becoming north 5 to 9 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 60. North wind 5 to 7 mph becoming calm after midnight.
Wednesday
Mostly sunny, with a high near 89.
Wednesday Night
A 20 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 60.
Thursday
Mostly sunny, with a high near 91.
Thursday Night
Partly cloudy, with a low around 60.
Friday
Mostly sunny, with a high near 89.
Friday Night
Partly cloudy, with a low around 60.
Saturday
Mostly sunny, with a high near 89.
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ABOUT THIS FORECAST

 
Point Forecast:
Thermopolis WY
 43.64°N 108.2°W (Elev. 4400 ft)
8:47 pm MDT Aug 22, 2026
11pm MDT Aug 22, 2026-6pm MDT Aug 29, 2026
 
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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