Early Heat Wave in the West; Fire Concerns in the Plains

An anomalously early heat wave will continue to intensify and expand across the West and Southwest as the week progresses. Numerous daily and potentially monthly record highs are expected to be broken. Elevated to critical fire weather conditions are expected today across the High Plains and southern Plains. Lake effect snow downwind of the Great Lakes will taper off today. Read More >

Current conditions at

CW8386 Thermopolis (C8386)

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

NA

47°F

8°C

Humidity 61%
Wind Speed N 0 MPH
Barometer 29.92 in (1013.21 mb)
Dewpoint 34°F (1°C)
Visibility NA
Last update 17 Mar 10:40 AM MDT
Extended Forecast for

10 Miles ESE Lysite WY

Fire Weather Watch March 18, 12:00pm until March 21, 09:00pm
Click here for hazard details and duration
Fire Weather Watch
  • Today

    Today: Sunny, with a high near 67. Breezy, with a southwest wind 14 to 22 mph becoming west northwest in the afternoon. Winds could gust as high as 33 mph.

    High: 67 °F

    Sunny and
    Breezy

  • Tonight

    Tonight: Mostly clear, with a low around 38. Breezy, with a west northwest wind 15 to 20 mph becoming south southwest 7 to 12 mph after midnight. Winds could gust as high as 30 mph.

    Low: 38 °F

    Mostly Clear
    and Breezy
    then Mostly
    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 71. Breezy, with a south wind 8 to 13 mph becoming west 16 to 21 mph in the afternoon. Winds could gust as high as 31 mph.

    High: 71 °F

    Sunny then
    Sunny and
    Breezy

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 39. Breezy, with a west southwest wind 15 to 20 mph decreasing to 7 to 12 mph after midnight. Winds could gust as high as 30 mph.

    Low: 39 °F

    Mostly Clear
    and Breezy
    then Partly
    Cloudy

  • Thursday

    Thursday: Sunny, with a high near 74. Breezy, with a west wind 6 to 16 mph, with gusts as high as 24 mph.

    High: 74 °F

    Sunny then
    Sunny and
    Breezy

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 43. Breezy, with a west southwest wind 7 to 15 mph, with gusts as high as 23 mph.

    Low: 43 °F

    Mostly Clear
    and Breezy
    then Partly
    Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 76. Breezy, with a west wind 7 to 17 mph, with gusts as high as 28 mph.

    High: 76 °F

    Mostly Sunny
    then Mostly
    Sunny and
    Breezy

  • Friday Night

    Friday Night: Partly cloudy, with a low around 46. Breezy.

    Low: 46 °F

    Partly Cloudy
    and Breezy
    then Mostly
    Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 77. Breezy.

    High: 77 °F

    Mostly Sunny
    then Mostly
    Sunny and
    Breezy

Detailed Forecast

Today
Sunny, with a high near 67. Breezy, with a southwest wind 14 to 22 mph becoming west northwest in the afternoon. Winds could gust as high as 33 mph.
Tonight
Mostly clear, with a low around 38. Breezy, with a west northwest wind 15 to 20 mph becoming south southwest 7 to 12 mph after midnight. Winds could gust as high as 30 mph.
Wednesday
Sunny, with a high near 71. Breezy, with a south wind 8 to 13 mph becoming west 16 to 21 mph in the afternoon. Winds could gust as high as 31 mph.
Wednesday Night
Mostly clear, with a low around 39. Breezy, with a west southwest wind 15 to 20 mph decreasing to 7 to 12 mph after midnight. Winds could gust as high as 30 mph.
Thursday
Sunny, with a high near 74. Breezy, with a west wind 6 to 16 mph, with gusts as high as 24 mph.
Thursday Night
Mostly clear, with a low around 43. Breezy, with a west southwest wind 7 to 15 mph, with gusts as high as 23 mph.
Friday
Mostly sunny, with a high near 76. Breezy, with a west wind 7 to 17 mph, with gusts as high as 28 mph.
Friday Night
Partly cloudy, with a low around 46. Breezy.
Saturday
Mostly sunny, with a high near 77. Breezy.
Saturday Night
Partly cloudy, with a low around 37. Breezy.
Sunday
Mostly cloudy, with a high near 59.
Sunday Night
Mostly cloudy, with a low around 36.
Monday
Partly sunny, with a high near 62. Breezy.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
10 Miles ESE Lysite WY
 43.21°N 107.51°W (Elev. 5630 ft)
9:21 am MDT Mar 17, 2026
10am MDT Mar 17, 2026-6pm MDT Mar 23, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database