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

Late January Extreme Cold; Watching East Coast Storm Threat This Weekend

The next blast of Arctic air surges south down the Plains, across the Great Lakes and through the Southeast and East Friday through Saturday. This could be longest duration of cold in several decades. Forecast models are being closely monitored for potential of another significant winter storm to impact the eastern United States this coming weekend. Confidence in coastal impacts has increased. Read More >

Current conditions at

CW8386 Thermopolis (C8386)

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

NA

18°F

-8°C

Humidity 67%
Wind Speed N 2 MPH
Barometer 30.26 in (1024.72 mb)
Dewpoint 9°F (-13°C)
Visibility NA
Last update 27 Jan 09:40 PM MST
Extended Forecast for

4 Miles S East Thermopolis WY

  • Tonight

    Tonight: Partly cloudy, with a low around 16. Calm wind.

    Low: 16 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 20 percent chance of snow showers after 3pm. Increasing clouds, with a high near 41. Light and variable wind.

    High: 41 °F

    Partly Sunny
    then Slight
    Chance Snow
    Showers

  • Wednesday Night

    Wednesday Night: Cloudy, then gradually becoming partly cloudy, with a low around 18. Calm wind.

    Low: 18 °F

    Decreasing
    Clouds

  • Thursday

    Thursday: Sunny, with a high near 43. Calm wind.

    High: 43 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 18. Calm wind.

    Low: 18 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 45. Light south southwest wind.

    High: 45 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 23. Light south wind.

    Low: 23 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 50.

    High: 50 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 22.

    Low: 22 °F

    Partly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 16. Calm wind.
Wednesday
A 20 percent chance of snow showers after 3pm. Increasing clouds, with a high near 41. Light and variable wind.
Wednesday Night
Cloudy, then gradually becoming partly cloudy, with a low around 18. Calm wind.
Thursday
Sunny, with a high near 43. Calm wind.
Thursday Night
Partly cloudy, with a low around 18. Calm wind.
Friday
Mostly sunny, with a high near 45. Light south southwest wind.
Friday Night
Mostly cloudy, with a low around 23. Light south wind.
Saturday
Mostly sunny, with a high near 50.
Saturday Night
Partly cloudy, with a low around 22.
Sunday
Mostly sunny, with a high near 50.
Sunday Night
Mostly cloudy, with a low around 25.
Monday
Partly sunny, with a high near 52.
Monday Night
A slight chance of rain and snow showers. Mostly cloudy, with a low around 27.
Tuesday
Partly sunny, with a high near 48.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles S East Thermopolis WY
 43.6°N 108.22°W (Elev. 4495 ft)
Last Update:
8:48 pm MST Jan 27, 2026
Forecast Valid:
9pm MST Jan 27, 2026-6pm MST Feb 3, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation