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

23°F

-5°C

Humidity 72%
Wind Speed N 0 MPH
Barometer 30.19 in (1022.35 mb)
Dewpoint 15°F (-9°C)
Visibility NA
Last update 01 Feb 02:40 AM MST
Extended Forecast for

10 Miles ESE Lysite WY

  • Overnight

    Overnight: Partly cloudy, with a low around 27. East southeast wind around 6 mph.

    Low: 27 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 50. East southeast wind 6 to 10 mph becoming west northwest in the afternoon.

    High: 50 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 31. South southwest wind 5 to 8 mph.

    Low: 31 °F

    Mostly Cloudy

  • Monday

    Monday: Sunny, with a high near 46. South wind 6 to 10 mph becoming north northwest in the afternoon.

    High: 46 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 22. Light and variable wind becoming west southwest around 5 mph after midnight.

    Low: 22 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 44. Northwest wind 6 to 10 mph.

    High: 44 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 21. West southwest wind around 6 mph.

    Low: 21 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 48.

    High: 48 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 26.

    Low: 26 °F

    Partly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 27. East southeast wind around 6 mph.
Sunday
Mostly sunny, with a high near 50. East southeast wind 6 to 10 mph becoming west northwest in the afternoon.
Sunday Night
Mostly cloudy, with a low around 31. South southwest wind 5 to 8 mph.
Monday
Sunny, with a high near 46. South wind 6 to 10 mph becoming north northwest in the afternoon.
Monday Night
Partly cloudy, with a low around 22. Light and variable wind becoming west southwest around 5 mph after midnight.
Tuesday
Mostly sunny, with a high near 44. Northwest wind 6 to 10 mph.
Tuesday Night
Mostly clear, with a low around 21. West southwest wind around 6 mph.
Wednesday
Mostly sunny, with a high near 48.
Wednesday Night
Partly cloudy, with a low around 26.
Thursday
Sunny, with a high near 52.
Thursday Night
Mostly clear, with a low around 26.
Friday
Sunny, with a high near 53.
Friday Night
Mostly clear, with a low around 26.
Saturday
Mostly sunny, with a high near 50.
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ABOUT THIS FORECAST

 
Point Forecast:
10 Miles ESE Lysite WY
 43.21°N 107.51°W (Elev. 5630 ft)
2:16 am MST Feb 1, 2026
2am MST Feb 1, 2026-6pm MST Feb 7, 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