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

Storm Moving from Western into Central U.S. through Wednesday

A storm system moving over the Rockies Wednesday will bring marginal risks for excessive rainfall and severe thunderstorms from parts of New Mexico into western South Dakota. Moderate snow is expected from northwestern Wyoming into southern Montana. Read More >

Hazardous Weather Conditions

Current conditions at

CW8386 Thermopolis (C8386)

Lat: 43.642°NLon: 108.22633°WElev: 4426.0ft.

NA

39°F

4°C

Humidity 81%
Wind Speed N 2 MPH
Barometer 30.09 in (1018.96 mb)
Dewpoint 34°F (1°C)
Visibility NA
Last update 15 Oct 01:40 AM MDT
Extended Forecast for

East Thermopolis WY

  • Overnight

    Overnight: Partly cloudy, with a low around 34. East wind around 5 mph becoming calm.

    Low: 34 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A slight chance of showers, then a chance of showers and thunderstorms after noon. Mostly sunny, with a high near 62. Light and variable wind becoming north northeast 5 to 10 mph in the morning. Chance of precipitation is 30%.

    High: 62 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms, then showers likely after 9pm. Increasing clouds, with a low around 40. North northwest wind 6 to 8 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 40 °F

    Chance
    Showers then
    Showers
    Likely

  • Thursday

    Thursday: Showers. High near 51. Northwest wind 6 to 10 mph. Chance of precipitation is 80%.

    High: 51 °F

    Showers

  • Thursday Night

    Thursday Night: A 30 percent chance of showers before midnight. Mostly cloudy, with a low around 32. North northwest wind around 6 mph becoming south in the evening.

    Low: 32 °F

    Chance
    Showers then
    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 60. South wind 5 to 8 mph becoming northeast in the afternoon.

    High: 60 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A 40 percent chance of showers, mainly after midnight. Partly cloudy, with a low around 33. Northeast wind around 8 mph becoming west in the evening.

    Low: 33 °F

    Chance
    Showers

  • Saturday

    Saturday: Sunny, with a high near 56.

    High: 56 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 33.

    Low: 33 °F

    Mostly Clear

Detailed Forecast

Overnight
Partly cloudy, with a low around 34. East wind around 5 mph becoming calm.
Wednesday
A slight chance of showers, then a chance of showers and thunderstorms after noon. Mostly sunny, with a high near 62. Light and variable wind becoming north northeast 5 to 10 mph in the morning. Chance of precipitation is 30%.
Wednesday Night
A chance of showers and thunderstorms, then showers likely after 9pm. Increasing clouds, with a low around 40. North northwest wind 6 to 8 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
Showers. High near 51. Northwest wind 6 to 10 mph. Chance of precipitation is 80%.
Thursday Night
A 30 percent chance of showers before midnight. Mostly cloudy, with a low around 32. North northwest wind around 6 mph becoming south in the evening.
Friday
Mostly sunny, with a high near 60. South wind 5 to 8 mph becoming northeast in the afternoon.
Friday Night
A 40 percent chance of showers, mainly after midnight. Partly cloudy, with a low around 33. Northeast wind around 8 mph becoming west in the evening.
Saturday
Sunny, with a high near 56.
Saturday Night
Mostly clear, with a low around 33.
Sunday
Mostly sunny, with a high near 68.
Sunday Night
A chance of showers. Partly cloudy, with a low around 35.
Monday
A chance of showers. Mostly sunny, with a high near 60.
Monday Night
A chance of rain and snow showers. Partly cloudy, with a low around 28.
Tuesday
Mostly sunny, with a high near 53.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
East Thermopolis WY
 43.66°N 108.2°W (Elev. 4360 ft)
Last Update:
1:02 am MDT Oct 15, 2025
Forecast Valid:
1am MDT Oct 15, 2025-6pm MDT Oct 21, 2025
 
Forecast Discussion
 
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Additional Resources

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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