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

69°F

21°C

Humidity 25%
Wind Speed N 3 MPH
Barometer 29.65 in (1004.06 mb)
Dewpoint 32°F (0°C)
Visibility NA
Last update 12 Apr 03:10 PM MDT
Extended Forecast for

Thermopolis WY

  • This Afternoon

    This Afternoon: Isolated showers after 5pm. Mostly sunny, with a high near 71. Breezy, with a southwest wind 18 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 20%.

    High: 71 °F

    Isolated
    Showers and
    Breezy

  • Tonight

    Tonight: Scattered showers before 8pm, then isolated showers after 1am. Partly cloudy, with a low around 38. Breezy, with a south wind 13 to 18 mph decreasing to 6 to 11 mph after midnight. Winds could gust as high as 28 mph. Chance of precipitation is 30%.

    Low: 38 °F

    Scattered
    Showers and
    Breezy

  • Monday

    Monday: Scattered showers, mainly after 3pm. Mostly sunny, with a high near 63. Breezy, with a south wind 8 to 13 mph becoming west 15 to 20 mph in the afternoon. Winds could gust as high as 28 mph. Chance of precipitation is 30%.

    High: 63 °F

    Scattered
    Showers and
    Breezy

  • Monday Night

    Monday Night: Partly cloudy, with a low around 32. Breezy, with a west wind 10 to 15 mph becoming light southwest after midnight. Winds could gust as high as 22 mph.

    Low: 32 °F

    Partly Cloudy
    and Breezy
    then Mostly
    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 65. Calm wind becoming south southwest around 6 mph in the afternoon.

    High: 65 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 33. South wind around 6 mph becoming north northwest in the evening.

    Low: 33 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 68. Breezy, with a southwest wind 6 to 11 mph increasing to 18 to 23 mph in the afternoon. Winds could gust as high as 32 mph.

    High: 68 °F

    Mostly Sunny
    then Partly
    Sunny and
    Breezy

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers after midnight. Mostly cloudy, with a low around 39. Breezy.

    Low: 39 °F

    Mostly Cloudy
    and Breezy
    then Slight
    Chance
    Showers

  • Thursday

    Thursday: A chance of showers, then showers and possibly a thunderstorm after noon. High near 58. Breezy. Chance of precipitation is 80%.

    High: 58 °F

    Chance
    Showers then
    Showers and
    Breezy

Detailed Forecast

This Afternoon
Isolated showers after 5pm. Mostly sunny, with a high near 71. Breezy, with a southwest wind 18 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 20%.
Tonight
Scattered showers before 8pm, then isolated showers after 1am. Partly cloudy, with a low around 38. Breezy, with a south wind 13 to 18 mph decreasing to 6 to 11 mph after midnight. Winds could gust as high as 28 mph. Chance of precipitation is 30%.
Monday
Scattered showers, mainly after 3pm. Mostly sunny, with a high near 63. Breezy, with a south wind 8 to 13 mph becoming west 15 to 20 mph in the afternoon. Winds could gust as high as 28 mph. Chance of precipitation is 30%.
Monday Night
Partly cloudy, with a low around 32. Breezy, with a west wind 10 to 15 mph becoming light southwest after midnight. Winds could gust as high as 22 mph.
Tuesday
Sunny, with a high near 65. Calm wind becoming south southwest around 6 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 33. South wind around 6 mph becoming north northwest in the evening.
Wednesday
Mostly sunny, with a high near 68. Breezy, with a southwest wind 6 to 11 mph increasing to 18 to 23 mph in the afternoon. Winds could gust as high as 32 mph.
Wednesday Night
A 20 percent chance of showers after midnight. Mostly cloudy, with a low around 39. Breezy.
Thursday
A chance of showers, then showers and possibly a thunderstorm after noon. High near 58. Breezy. Chance of precipitation is 80%.
Thursday Night
Rain and snow showers, becoming all snow after 9pm. Low around 24. Blustery. Chance of precipitation is 80%.
Friday
Snow showers likely. Mostly cloudy, with a high near 42. Breezy.
Friday Night
A chance of snow showers. Mostly cloudy, with a low around 20.
Saturday
A slight chance of snow showers. Sunny, with a high near 52.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Thermopolis WY
 43.64°N 108.2°W (Elev. 4400 ft)
Last Update:
3:03 pm MDT Apr 12, 2026
Forecast Valid:
3pm MDT Apr 12, 2026-6pm MDT Apr 18, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation