Significant Winter Storm to Bring Heavy Snow and Ice Impacts; Dangerously Cold Temperatures Expands Across the East

A significant, long-duration winter storm will bring widespread heavy snow, sleet, and freezing rain from the Southern Rockies to New England through Monday. Widespread travel disruptions, prolonged power outages, and vast tree damage is likely. Frigid temperatures, gusty winds, and dangerous wind chills will expand from the north-central US to the Southern Plains, MS Valley, and Midwest. Read More >

Hazardous Weather Conditions

Current conditions at

CW8386 Thermopolis (C8386)

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

NA

11°F

-12°C

Humidity 72%
Wind Speed N 5 MPH
Barometer 30.19 in (1022.35 mb)
Dewpoint 4°F (-16°C)
Visibility NA
Wind Chill2°F (-17°C)
Last update 23 Jan 05:10 AM MST
Extended Forecast for

Thermopolis WY

  • Overnight

    Overnight: A 30 percent chance of snow showers.  Cloudy, with a low around 0. Calm wind.

    Low: 0 °F

    Chance Snow
    Showers

  • Friday

    Friday: A 30 percent chance of snow showers, mainly before 4pm.  Cloudy, with a high near 13. Wind chill values as low as -10. Light north northeast wind becoming north 9 to 14 mph in the morning. Winds could gust as high as 21 mph.

    High: 13 °F

    Chance Snow
    Showers

  • Friday Night

    Friday Night: A 20 percent chance of snow showers before 8pm.  Cloudy during the early evening, then gradual clearing, with a low around -6. North wind 5 to 9 mph becoming calm  in the evening.

    Low: -6 °F

    Slight Chance
    Snow Showers
    then Mostly
    Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 23. Wind chill values as low as -5. Light and variable wind.

    High: 23 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 30 percent chance of snow showers after 11pm.  Mostly cloudy, with a low around 2. Light and variable wind.

    Low: 2 °F

    Chance Snow
    Showers

  • Sunday

    Sunday: A 20 percent chance of snow showers before 11am.  Mostly sunny, with a high near 22. Northwest wind around 6 mph becoming east southeast in the afternoon.

    High: 22 °F

    Slight Chance
    Snow Showers
    then Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 4. Light south wind.

    Low: 4 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 39.

    High: 39 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 13.

    Low: 13 °F

    Partly Cloudy

Detailed Forecast

Overnight
A 30 percent chance of snow showers. Cloudy, with a low around 0. Calm wind.
Friday
A 30 percent chance of snow showers, mainly before 4pm. Cloudy, with a high near 13. Wind chill values as low as -10. Light north northeast wind becoming north 9 to 14 mph in the morning. Winds could gust as high as 21 mph.
Friday Night
A 20 percent chance of snow showers before 8pm. Cloudy during the early evening, then gradual clearing, with a low around -6. North wind 5 to 9 mph becoming calm in the evening.
Saturday
Mostly sunny, with a high near 23. Wind chill values as low as -5. Light and variable wind.
Saturday Night
A 30 percent chance of snow showers after 11pm. Mostly cloudy, with a low around 2. Light and variable wind.
Sunday
A 20 percent chance of snow showers before 11am. Mostly sunny, with a high near 22. Northwest wind around 6 mph becoming east southeast in the afternoon.
Sunday Night
Mostly clear, with a low around 4. Light south wind.
Monday
Sunny, with a high near 39.
Monday Night
Partly cloudy, with a low around 13.
Tuesday
Mostly sunny, with a high near 40.
Tuesday Night
Partly cloudy, with a low around 14.
Wednesday
Mostly sunny, with a high near 41.
Wednesday Night
Mostly cloudy, with a low around 17.
Thursday
Partly sunny, with a high near 41.
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ABOUT THIS FORECAST

 
Point Forecast:
Thermopolis WY
 43.64°N 108.2°W (Elev. 4400 ft)
5:02 am MST Jan 23, 2026
5am MST Jan 23, 2026-6pm MST Jan 29, 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