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

CW8386 Thermopolis (C8386)

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

NA

54°F

12°C

Humidity 76%
Wind Speed N 3 MPH
Barometer 30.14 in (1020.66 mb)
Dewpoint 47°F (8°C)
Visibility NA
Last update 19 Aug 03:55 AM MDT
Extended Forecast for

4 Miles S East Thermopolis WY

  • Today

    Today: Sunny, with a high near 87. Calm wind becoming northeast 5 to 9 mph in the afternoon.

    High: 87 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 60. Northeast wind 5 to 9 mph becoming calm  in the evening.

    Low: 60 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 94. South southwest wind 5 to 7 mph becoming east northeast in the afternoon.

    High: 94 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 64. Northeast wind around 5 mph becoming light and variable  after midnight.

    Low: 64 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 96. Calm wind becoming north northeast 5 to 8 mph in the afternoon.

    High: 96 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 66. North northeast wind 5 to 8 mph becoming calm  after midnight.

    Low: 66 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 93. Calm wind becoming south southwest 5 to 9 mph in the morning.

    High: 93 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A 20 percent chance of showers and thunderstorms before midnight.  Mostly cloudy, with a low around 63.

    Low: 63 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 90.

    High: 90 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

Detailed Forecast

Today
Sunny, with a high near 87. Calm wind becoming northeast 5 to 9 mph in the afternoon.
Tonight
Mostly clear, with a low around 60. Northeast wind 5 to 9 mph becoming calm in the evening.
Thursday
Sunny, with a high near 94. South southwest wind 5 to 7 mph becoming east northeast in the afternoon.
Thursday Night
Mostly clear, with a low around 64. Northeast wind around 5 mph becoming light and variable after midnight.
Friday
Mostly sunny, with a high near 96. Calm wind becoming north northeast 5 to 8 mph in the afternoon.
Friday Night
Mostly cloudy, with a low around 66. North northeast wind 5 to 8 mph becoming calm after midnight.
Saturday
Partly sunny, with a high near 93. Calm wind becoming south southwest 5 to 9 mph in the morning.
Saturday Night
A 20 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 63.
Sunday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 90.
Sunday Night
A 20 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 62.
Monday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 88.
Monday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 61.
Tuesday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 88.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles S East Thermopolis WY
 43.6°N 108.22°W (Elev. 4495 ft)
2:46 am MDT Aug 19, 2026
4am MDT Aug 19, 2026-6pm MDT Aug 25, 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