National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

CW8386 Thermopolis (C8386)

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

NA

43°F

6°C

Humidity 36%
Wind Speed N 0 MPH
Barometer 29.94 in (1013.89 mb)
Dewpoint 18°F (-8°C)
Visibility NA
Last update 21 Apr 03:25 AM MDT
Extended Forecast for

Thermopolis WY

Fire Weather Watch April 22, 09:00am until April 22, 08:00pm
Click here for hazard details and duration
Fire Weather Watch

  • Overnight

    Overnight: Mostly clear, with a steady temperature around 50. South wind 8 to 10 mph.

    Low: 50 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 83. Southwest wind 5 to 14 mph, with gusts as high as 21 mph.

    High: 83 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 50. Breezy, with a south wind 15 to 20 mph decreasing to 9 to 14 mph in the evening. Winds could gust as high as 29 mph.

    Low: 50 °F

    Mostly Cloudy
    and Breezy
    then Partly
    Cloudy

  • Wednesday

    Wednesday: A 20 percent chance of showers after noon. Sunny, with a high near 73. Windy, with a south southwest wind 9 to 19 mph increasing to 22 to 32 mph. Winds could gust as high as 44 mph.

    High: 73 °F

    Sunny and
    Breezy then
    Slight Chance
    Showers and
    Windy

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers. Mostly cloudy, with a low around 39. Breezy, with a west southwest wind 17 to 22 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 32 mph.

    Low: 39 °F

    Chance
    Showers and
    Breezy

  • Thursday

    Thursday: Showers likely, with thunderstorms also possible after 3pm. Mostly cloudy, with a high near 57. Breezy, with a west southwest wind 10 to 15 mph becoming north 16 to 21 mph in the afternoon. Winds could gust as high as 28 mph. Chance of precipitation is 70%.

    High: 57 °F

    Showers
    Likely and
    Breezy

  • Thursday Night

    Thursday Night: Rain and snow showers, becoming all snow after midnight. Low around 25. Blustery, with a north wind 11 to 18 mph, with gusts as high as 26 mph. Chance of precipitation is 80%.

    Low: 25 °F

    Blustery.
    Rain/Snow
    then Snow
    Showers

  • Friday

    Friday: Snow showers likely. Partly sunny, with a high near 46. Chance of precipitation is 70%.

    High: 46 °F

    Snow Showers
    Likely

  • Friday Night

    Friday Night: A 50 percent chance of snow showers. Mostly cloudy, with a low around 21.

    Low: 21 °F

    Chance Snow
    Showers

Detailed Forecast

Overnight
Mostly clear, with a steady temperature around 50. South wind 8 to 10 mph.
Tuesday
Mostly sunny, with a high near 83. Southwest wind 5 to 14 mph, with gusts as high as 21 mph.
Tuesday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 50. Breezy, with a south wind 15 to 20 mph decreasing to 9 to 14 mph in the evening. Winds could gust as high as 29 mph.
Wednesday
A 20 percent chance of showers after noon. Sunny, with a high near 73. Windy, with a south southwest wind 9 to 19 mph increasing to 22 to 32 mph. Winds could gust as high as 44 mph.
Wednesday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 39. Breezy, with a west southwest wind 17 to 22 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 32 mph.
Thursday
Showers likely, with thunderstorms also possible after 3pm. Mostly cloudy, with a high near 57. Breezy, with a west southwest wind 10 to 15 mph becoming north 16 to 21 mph in the afternoon. Winds could gust as high as 28 mph. Chance of precipitation is 70%.
Thursday Night
Rain and snow showers, becoming all snow after midnight. Low around 25. Blustery, with a north wind 11 to 18 mph, with gusts as high as 26 mph. Chance of precipitation is 80%.
Friday
Snow showers likely. Partly sunny, with a high near 46. Chance of precipitation is 70%.
Friday Night
A 50 percent chance of snow showers. Mostly cloudy, with a low around 21.
Saturday
A 20 percent chance of snow showers. Mostly sunny, with a high near 51.
Saturday Night
A slight chance of rain and snow showers. Partly cloudy, with a low around 25.
Sunday
A chance of rain and snow showers. Mostly sunny, with a high near 53.
Sunday Night
A slight chance of rain and snow showers. Mostly cloudy, with a low around 29.
Monday
A slight chance of showers. Mostly sunny, with a high near 58.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Thermopolis WY
 43.64°N 108.2°W (Elev. 4400 ft)
Last Update:
3:03 am MDT Apr 21, 2026
Forecast Valid:
3am MDT Apr 21, 2026-6pm MDT Apr 27, 2026
 
Forecast Discussion
 
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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation