Snow Squalls May Impact the Northeast on Thursday; Dangerously Cold Arctic Air Impact the North-Central US

Snow showers and snow squalls are likely to develop across the Northeast on Thursday. Lake effect snow will persist downwind of the Great Lakes. An arctic blast will bring frigid temperatures, gusty winds and dangerous wind chills to the Northern Plains before expanding to the South and East. A major winter storm will begin impacting the Southern Plains and Lower Mississippi Valley Friday. Read More >

Hazardous Weather Conditions

Current conditions at

CW8386 Thermopolis (C8386)

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

NA

21°F

-6°C

Humidity 61%
Wind Speed N 1 MPH
Barometer 30.14 in (1020.66 mb)
Dewpoint 10°F (-12°C)
Visibility NA
Last update 21 Jan 06:10 PM MST
Extended Forecast for

11 Miles S East Thermopolis WY

  • Tonight

    Tonight: Partly cloudy, with a low around 15. North wind around 6 mph becoming light and variable.

    Low: 15 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 25. North wind 6 to 11 mph.

    High: 25 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A 20 percent chance of snow showers after 11pm.  Mostly cloudy, with a low around 10. Wind chill values as low as -5. North northeast wind 9 to 11 mph.

    Low: 10 °F

    Slight Chance
    Snow Showers

  • Friday

    Friday: A 40 percent chance of snow showers.  Mostly cloudy, with a high near 11. Wind chill values as low as -10. Blustery, with a north northeast wind 9 to 16 mph, with gusts as high as 22 mph.  New snow accumulation of less than a half inch possible.

    High: 11 °F

    Chance Snow
    Showers and
    Blustery

  • Friday Night

    Friday Night: A 20 percent chance of snow showers before 11pm.  Partly cloudy, with a low around 2. Blustery, with a north wind 7 to 15 mph becoming southwest after midnight. Winds could gust as high as 20 mph.

    Low: 2 °F

    Slight Chance
    Snow Showers
    and Blustery
    then Mostly
    Clear

  • Saturday

    Saturday: Sunny, with a high near 16. South wind around 8 mph becoming north in the afternoon.

    High: 16 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 7. North northeast wind 7 to 9 mph becoming south southwest in the evening.

    Low: 7 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 21.

    High: 21 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 10.

    Low: 10 °F

    Mostly Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 15. North wind around 6 mph becoming light and variable.
Thursday
Mostly sunny, with a high near 25. North wind 6 to 11 mph.
Thursday Night
A 20 percent chance of snow showers after 11pm. Mostly cloudy, with a low around 10. Wind chill values as low as -5. North northeast wind 9 to 11 mph.
Friday
A 40 percent chance of snow showers. Mostly cloudy, with a high near 11. Wind chill values as low as -10. Blustery, with a north northeast wind 9 to 16 mph, with gusts as high as 22 mph. New snow accumulation of less than a half inch possible.
Friday Night
A 20 percent chance of snow showers before 11pm. Partly cloudy, with a low around 2. Blustery, with a north wind 7 to 15 mph becoming southwest after midnight. Winds could gust as high as 20 mph.
Saturday
Sunny, with a high near 16. South wind around 8 mph becoming north in the afternoon.
Saturday Night
Partly cloudy, with a low around 7. North northeast wind 7 to 9 mph becoming south southwest in the evening.
Sunday
Mostly sunny, with a high near 21.
Sunday Night
Mostly clear, with a low around 10.
Monday
Sunny, with a high near 30.
Monday Night
Partly cloudy, with a low around 18.
Tuesday
Mostly sunny, with a high near 35.
Tuesday Night
Partly cloudy, with a low around 19.
Wednesday
Mostly sunny, with a high near 37.
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ABOUT THIS FORECAST

 
Point Forecast:
11 Miles S East Thermopolis WY
 43.49°N 108.18°W (Elev. 6001 ft)
5:01 pm MST Jan 21, 2026
6pm MST Jan 21, 2026-6pm MST Jan 28, 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