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 >

Hazardous Weather Conditions

Current conditions at

CW8386 Thermopolis (C8386)

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

NA

59°F

15°C

Humidity 44%
Wind Speed N 9 MPH
Barometer 29.92 in (1013.21 mb)
Dewpoint 37°F (3°C)
Visibility NA
Last update 21 Mar 08:55 PM MDT
Extended Forecast for

4 Miles S East Thermopolis WY

  • Tonight

    Tonight: Partly cloudy, with a low around 38. North northeast wind 5 to 14 mph becoming northwest after midnight. Winds could gust as high as 20 mph.

    Low: 38 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 65. Light and variable wind becoming east northeast 5 to 7 mph in the afternoon.

    High: 65 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 39. Northeast wind 5 to 7 mph becoming calm  in the evening.

    Low: 39 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 72. Calm wind becoming northwest 5 to 8 mph in the afternoon.

    High: 72 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 41. North wind 5 to 8 mph becoming light and variable.

    Low: 41 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 76. Breezy, with a southwest wind 5 to 10 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 29 mph.

    High: 76 °F

    Partly Sunny
    then Partly
    Sunny and
    Breezy

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 47. Breezy, with a west southwest wind 10 to 17 mph, with gusts as high as 24 mph.

    Low: 47 °F

    Mostly Cloudy
    and Breezy
    then Partly
    Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 80. Breezy.

    High: 80 °F

    Mostly Sunny
    then Mostly
    Sunny and
    Breezy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 39. Breezy.

    Low: 39 °F

    Mostly Cloudy
    and Breezy
    then Mostly
    Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 38. North northeast wind 5 to 14 mph becoming northwest after midnight. Winds could gust as high as 20 mph.
Sunday
Mostly sunny, with a high near 65. Light and variable wind becoming east northeast 5 to 7 mph in the afternoon.
Sunday Night
Mostly cloudy, with a low around 39. Northeast wind 5 to 7 mph becoming calm in the evening.
Monday
Partly sunny, with a high near 72. Calm wind becoming northwest 5 to 8 mph in the afternoon.
Monday Night
Mostly cloudy, with a low around 41. North wind 5 to 8 mph becoming light and variable.
Tuesday
Partly sunny, with a high near 76. Breezy, with a southwest wind 5 to 10 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 29 mph.
Tuesday Night
Partly cloudy, with a low around 47. Breezy, with a west southwest wind 10 to 17 mph, with gusts as high as 24 mph.
Wednesday
Mostly sunny, with a high near 80. Breezy.
Wednesday Night
Mostly cloudy, with a low around 39. Breezy.
Thursday
Mostly sunny, with a high near 66. Breezy.
Thursday Night
Partly cloudy, with a low around 30. Blustery.
Friday
Mostly sunny, with a high near 63.
Friday Night
Mostly cloudy, with a low around 33.
Saturday
Partly sunny, with a high near 67.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles S East Thermopolis WY
 43.6°N 108.22°W (Elev. 4495 ft)
8:17 pm MDT Mar 21, 2026
9pm MDT Mar 21, 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