Early Spring Heat Wave in the Southwest U.S.; Critical Fire Weather in the Central Rockies and Plains

An unusual early Spring heat wave will continue much above-normal temperatures over the Southwest U.S. through early next week. Periods of critical fire weather will persist from the central Rockies to the central Plains through the weekend as gusty winds and low relative humidity continue. Read More >

Current conditions at

CW8386 Thermopolis (C8386)

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

NA

47°F

8°C

Humidity 53%
Wind Speed N 0 MPH
Barometer 30.16 in (1021.34 mb)
Dewpoint 31°F (-1°C)
Visibility NA
Last update 20 Mar 04:56 AM MDT
Extended Forecast for

10 Miles ESE Lysite WY

Red Flag Warning March 20, 06:00pm until March 21, 09:00pm
Click here for hazard details and duration
Red Flag Warning
  • Today

    Today: Sunny, with a high near 75. Breezy, with a south wind 6 to 16 mph becoming west in the afternoon. Winds could gust as high as 24 mph.

    High: 75 °F

    Sunny then
    Sunny and
    Breezy

  • Tonight

    Tonight: Mostly clear, with a low around 45. Breezy, with a west wind 7 to 16 mph becoming south southeast after midnight. Winds could gust as high as 24 mph.

    Low: 45 °F

    Mostly Clear
    and Breezy
    then Mostly
    Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 77. Windy, with a south southeast wind 8 to 13 mph becoming west 20 to 25 mph in the afternoon. Winds could gust as high as 38 mph.

    High: 77 °F

    Mostly Sunny
    then Mostly
    Sunny and
    Windy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 37. Breezy, with a west wind 17 to 22 mph becoming east northeast 7 to 12 mph after midnight. Winds could gust as high as 33 mph.

    Low: 37 °F

    Mostly Cloudy
    and Breezy
    then Mostly
    Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 62. East northeast wind around 7 mph becoming west northwest in the afternoon.

    High: 62 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 35. West northwest wind 5 to 7 mph becoming east southeast after midnight.

    Low: 35 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 65. Southeast wind 5 to 13 mph becoming west northwest in the afternoon.

    High: 65 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 37.

    Low: 37 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 70.

    High: 70 °F

    Partly Sunny

Detailed Forecast

Today
Sunny, with a high near 75. Breezy, with a south wind 6 to 16 mph becoming west in the afternoon. Winds could gust as high as 24 mph.
Tonight
Mostly clear, with a low around 45. Breezy, with a west wind 7 to 16 mph becoming south southeast after midnight. Winds could gust as high as 24 mph.
Saturday
Mostly sunny, with a high near 77. Windy, with a south southeast wind 8 to 13 mph becoming west 20 to 25 mph in the afternoon. Winds could gust as high as 38 mph.
Saturday Night
Mostly cloudy, with a low around 37. Breezy, with a west wind 17 to 22 mph becoming east northeast 7 to 12 mph after midnight. Winds could gust as high as 33 mph.
Sunday
Mostly sunny, with a high near 62. East northeast wind around 7 mph becoming west northwest in the afternoon.
Sunday Night
Partly cloudy, with a low around 35. West northwest wind 5 to 7 mph becoming east southeast after midnight.
Monday
Partly sunny, with a high near 65. Southeast wind 5 to 13 mph becoming west northwest in the afternoon.
Monday Night
Mostly cloudy, with a low around 37.
Tuesday
Partly sunny, with a high near 70.
Tuesday Night
Mostly cloudy, with a low around 45. Breezy.
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 55. Breezy.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
10 Miles ESE Lysite WY
 43.21°N 107.51°W (Elev. 5630 ft)
4:01 am MDT Mar 20, 2026
5am 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