Heat the Southwest; Fire Weather in the Central U.S.; Kona Low Impacting Hawaii

A rare March heat wave is ongoing with much above-normal temperatures over the Southwest U.S. through this weekend. Periods of critical fire weather will persist from the central Rockies to the central and southern Plains through the weekend as gusty winds and low relative humidity continue. A Kona low will continue to bring several rounds of moderate to heavy rainfall to Hawaii through Sunday. Read More >

Current conditions at

CW8386 Thermopolis (C8386)

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

NA

45°F

7°C

Humidity 63%
Wind Speed N 3 MPH
Barometer 30.07 in (1018.29 mb)
Dewpoint 33°F (1°C)
Visibility NA
Last update 22 Mar 03:11 AM MDT
Extended Forecast for

Thermopolis WY

  • Overnight

    Overnight: Partly cloudy, with a steady temperature around 41. Calm wind.

    Low: 41 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly cloudy, then gradually becoming sunny, with a high near 65. Calm wind becoming northeast 5 to 7 mph in the afternoon.

    High: 65 °F

    Decreasing
    Clouds

  • Sunday Night

    Sunday Night: Increasing clouds, with a low around 38. Northeast wind 5 to 9 mph becoming calm  in the evening.

    Low: 38 °F

    Increasing
    Clouds

  • Monday

    Monday: Mostly cloudy, then gradually becoming sunny, with a high near 74. Calm wind becoming northeast 5 to 7 mph in the afternoon.

    High: 74 °F

    Decreasing
    Clouds

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 40. Northeast wind 5 to 7 mph becoming calm.

    Low: 40 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 77. Breezy, with a west southwest wind 5 to 10 mph increasing to 11 to 16 mph in the afternoon. Winds could gust as high as 26 mph.

    High: 77 °F

    Partly Sunny
    then Partly
    Sunny and
    Breezy

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 46. Breezy, with a west southwest wind 7 to 16 mph, with gusts as high as 25 mph.

    Low: 46 °F

    Partly Cloudy
    and Breezy
    then Partly
    Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 82. Windy.

    High: 82 °F

    Mostly Sunny
    then Mostly
    Sunny and
    Windy

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 37. Breezy.

    Low: 37 °F

    Mostly Cloudy
    and Breezy
    then Partly
    Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a steady temperature around 41. Calm wind.
Sunday
Mostly cloudy, then gradually becoming sunny, with a high near 65. Calm wind becoming northeast 5 to 7 mph in the afternoon.
Sunday Night
Increasing clouds, with a low around 38. Northeast wind 5 to 9 mph becoming calm in the evening.
Monday
Mostly cloudy, then gradually becoming sunny, with a high near 74. Calm wind becoming northeast 5 to 7 mph in the afternoon.
Monday Night
Mostly cloudy, with a low around 40. Northeast wind 5 to 7 mph becoming calm.
Tuesday
Partly sunny, with a high near 77. Breezy, with a west southwest wind 5 to 10 mph increasing to 11 to 16 mph in the afternoon. Winds could gust as high as 26 mph.
Tuesday Night
Partly cloudy, with a low around 46. Breezy, with a west southwest wind 7 to 16 mph, with gusts as high as 25 mph.
Wednesday
Mostly sunny, with a high near 82. Windy.
Wednesday Night
Partly cloudy, with a low around 37. Breezy.
Thursday
Mostly sunny, with a high near 60.
Thursday Night
Partly cloudy, with a low around 28.
Friday
Sunny, with a high near 61.
Friday Night
Partly cloudy, with a low around 31.
Saturday
Partly sunny, with a high near 69.
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ABOUT THIS FORECAST

 
Point Forecast:
Thermopolis WY
 43.64°N 108.2°W (Elev. 4400 ft)
3:01 am MDT Mar 22, 2026
3am MDT Mar 22, 2026-6pm MDT Mar 28, 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