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

66°F

19°C

Humidity 30%
Wind Speed N 0 MPH
Barometer 30.17 in (1021.67 mb)
Dewpoint 34°F (1°C)
Visibility NA
Last update 20 Mar 10:06 AM MDT
Extended Forecast for

5 Miles ENE Lysite WY

Red Flag Warning until March 21, 09:00pm
Click here for hazard details and duration
Red Flag Warning
  •  
    Red Flag Warning until March 21, 09:00pm

    NOW until 9:00pm Sat

    Red Flag Warning

  • Today

    High: 76 °F

    Sunny then
    Mostly Sunny
    and Breezy

  • Tonight

    Tonight: Mostly clear, with a low around 45. Breezy, with a west wind 6 to 16 mph becoming south southeast after midnight. Winds could gust as high as 24 mph.

    Low: 45 °F

    Partly Cloudy
    and Breezy
    then Mostly
    Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 79. Breezy, with a south southeast wind 8 to 13 mph becoming west 19 to 24 mph in the afternoon. Winds could gust as high as 37 mph.

    High: 79 °F

    Mostly Sunny
    then Mostly
    Sunny and
    Breezy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 38. Breezy, with a west wind 17 to 22 mph becoming north northeast 8 to 13 mph after midnight. Winds could gust as high as 33 mph.

    Low: 38 °F

    Mostly Cloudy
    and Breezy
    then Mostly
    Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 62. Northeast wind 5 to 7 mph becoming west northwest in the afternoon.

    High: 62 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 36. West northwest wind 5 to 7 mph becoming east southeast after midnight.

    Low: 36 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 65. Light and variable wind becoming west northwest 5 to 8 mph in the afternoon.

    High: 65 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 38.

    Low: 38 °F

    Mostly Cloudy

Detailed Forecast

Today
Sunny, with a high near 76. Breezy, with a west wind 6 to 16 mph, with gusts as high as 23 mph.
Tonight
Mostly clear, with a low around 45. Breezy, with a west wind 6 to 16 mph becoming south southeast after midnight. Winds could gust as high as 24 mph.
Saturday
Mostly sunny, with a high near 79. Breezy, with a south southeast wind 8 to 13 mph becoming west 19 to 24 mph in the afternoon. Winds could gust as high as 37 mph.
Saturday Night
Mostly cloudy, with a low around 38. Breezy, with a west wind 17 to 22 mph becoming north northeast 8 to 13 mph after midnight. Winds could gust as high as 33 mph.
Sunday
Mostly sunny, with a high near 62. Northeast wind 5 to 7 mph becoming west northwest in the afternoon.
Sunday Night
Partly cloudy, with a low around 36. West northwest wind 5 to 7 mph becoming east southeast after midnight.
Monday
Partly sunny, with a high near 65. Light and variable wind becoming west northwest 5 to 8 mph in the afternoon.
Monday Night
Mostly cloudy, with a low around 38.
Tuesday
Partly sunny, with a high near 70.
Tuesday Night
Mostly cloudy, with a low around 45.
Wednesday
Mostly sunny, with a high near 78. Breezy.
Wednesday Night
Partly cloudy, with a low around 35. Breezy.
Thursday
Mostly sunny, with a high near 56. Breezy.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles ENE Lysite WY
 43.29°N 107.64°W (Elev. 5400 ft)
10:03 am MDT Mar 20, 2026
10am MDT Mar 20, 2026-6pm MDT Mar 26, 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