Prolonged Extreme Cold; Eastern U.S. Winter Storm

Another Arctic blast will surge south across the northern Plains tonight, crossing the Midwest and reaching the Gulf Coast Friday night. Dangerously cold temperatures will persist across the eastern U.S. into early February. There is increasing confidence for significant heavy snow across much of the Southern Appalachians, Carolinas, and southern Mid-Atlantic Friday into Sunday. Read More >

Current conditions at

CW8386 Thermopolis (C8386)

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

NA

46°F

8°C

Humidity 34%
Wind Speed N 3 MPH
Barometer 30.22 in (1023.37 mb)
Dewpoint 19°F (-7°C)
Visibility NA
Last update 29 Jan 02:50 PM MST
Extended Forecast for

17 Miles NE Lysite WY

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 32. Northwest wind 8 to 10 mph.

    High: 32 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 21. Northwest wind 6 to 8 mph.

    Low: 21 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 34. North wind 5 to 7 mph becoming west in the afternoon.

    High: 34 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 26. South southwest wind around 6 mph becoming light and variable.

    Low: 26 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 40. West northwest wind 8 to 14 mph, with gusts as high as 22 mph.

    High: 40 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 26. West wind around 8 mph.

    Low: 26 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 41. Southwest wind around 7 mph.

    High: 41 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 29.

    Low: 29 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 39.

    High: 39 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 32. Northwest wind 8 to 10 mph.
Tonight
Partly cloudy, with a low around 21. Northwest wind 6 to 8 mph.
Friday
Mostly sunny, with a high near 34. North wind 5 to 7 mph becoming west in the afternoon.
Friday Night
Mostly cloudy, with a low around 26. South southwest wind around 6 mph becoming light and variable.
Saturday
Mostly sunny, with a high near 40. West northwest wind 8 to 14 mph, with gusts as high as 22 mph.
Saturday Night
Partly cloudy, with a low around 26. West wind around 8 mph.
Sunday
Partly sunny, with a high near 41. Southwest wind around 7 mph.
Sunday Night
Mostly cloudy, with a low around 29.
Monday
Mostly sunny, with a high near 39.
Monday Night
A 20 percent chance of snow showers. Partly cloudy, with a low around 21.
Tuesday
Mostly sunny, with a high near 31.
Tuesday Night
A slight chance of snow showers. Partly cloudy, with a low around 20.
Wednesday
Mostly sunny, with a high near 33.
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ABOUT THIS FORECAST

 
Point Forecast:
17 Miles NE Lysite WY
 43.41°N 107.45°W (Elev. 7605 ft)
2:33 pm MST Jan 29, 2026
3pm MST Jan 29, 2026-6pm MST Feb 4, 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