Another Arctic Blast in the East; Eastern U.S. Winter Storm

A powerful Arctic blast will bring dangerously cold, record low temperatures to the upper Ohio Valley, Mid-Atlantic, Gulf Coast and Southeast U.S. this weekend. A rapidly deepening storm will produce widespread heavy snow and wind from the southern Appalachians across the Carolinas and southern Virginia into Sunday. Storm-force winds and coastal flooding will be possible along the East Coast. Read More >

Current conditions at

CW8386 Thermopolis (C8386)

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

NA

42°F

6°C

Humidity 50%
Wind Speed N 0 MPH
Barometer 30.2 in (1022.69 mb)
Dewpoint 25°F (-4°C)
Visibility NA
Last update 31 Jan 10:25 AM MST
Extended Forecast for

Thermopolis WY

  • Today

    Today: Sunny, with a high near 50. Light and variable wind.

    High: 50 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 25. Calm wind.

    Low: 25 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 53. Calm wind becoming south around 6 mph in the morning.

    High: 53 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 27. South southwest wind 3 to 6 mph.

    Low: 27 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 53. Light and variable wind.

    High: 53 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 24. Calm wind.

    Low: 24 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 49. Calm wind becoming north around 6 mph in the afternoon.

    High: 49 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 23.

    Low: 23 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 52.

    High: 52 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 50. Light and variable wind.
Tonight
Partly cloudy, with a low around 25. Calm wind.
Sunday
Partly sunny, with a high near 53. Calm wind becoming south around 6 mph in the morning.
Sunday Night
Mostly cloudy, with a low around 27. South southwest wind 3 to 6 mph.
Monday
Mostly sunny, with a high near 53. Light and variable wind.
Monday Night
Partly cloudy, with a low around 24. Calm wind.
Tuesday
Mostly sunny, with a high near 49. Calm wind becoming north around 6 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 23.
Wednesday
Mostly sunny, with a high near 52.
Wednesday Night
Partly cloudy, with a low around 26.
Thursday
Sunny, with a high near 58.
Thursday Night
Mostly clear, with a low around 25.
Friday
Sunny, with a high near 55.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
Thermopolis WY
 43.64°N 108.2°W (Elev. 4400 ft)
10:17 am MST Jan 31, 2026
10am MST Jan 31, 2026-6pm MST Feb 6, 2026
 
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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