Late January Extreme Cold; Watching for Another East Coast Storm Threat This Weekend

Well below normal temperatures will continue for the eastern half of the Lower 48 this week. Another blast of arctic air will spread from the Plains through the East/Southeast Friday into Saturday with more record lows expected even into Florida. Forecasts are being monitored for increasing potential of another significant winter storm to impact the eastern United States this coming weekend. Read More >

Current conditions at

CW8386 Thermopolis (C8386)

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

NA

29°F

-2°C

Humidity 48%
Wind Speed N 0 MPH
Barometer 30.28 in (1025.4 mb)
Dewpoint 12°F (-11°C)
Visibility NA
Last update 27 Jan 11:10 AM MST
Extended Forecast for

5 Miles ENE Lysite WY

  • Today

    Today: Sunny, with a high near 37. Light and variable wind becoming west northwest around 6 mph.

    High: 37 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 17. East northeast wind around 6 mph becoming south southeast after midnight.

    Low: 17 °F

    Mostly Clear

  • Wednesday

    Wednesday: A 20 percent chance of snow showers after 2pm.  Increasing clouds, with a high near 38. East southeast wind around 6 mph becoming light and variable  in the afternoon.

    High: 38 °F

    Mostly Sunny
    then Slight
    Chance Snow
    Showers

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 17. West northwest wind 3 to 5 mph.

    Low: 17 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 38. West southwest wind around 5 mph becoming light and variable  in the afternoon.

    High: 38 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 18. Calm wind becoming south around 5 mph after midnight.

    Low: 18 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 40. Light south wind.

    High: 40 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 22.

    Low: 22 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 46.

    High: 46 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 37. Light and variable wind becoming west northwest around 6 mph.
Tonight
Mostly clear, with a low around 17. East northeast wind around 6 mph becoming south southeast after midnight.
Wednesday
A 20 percent chance of snow showers after 2pm. Increasing clouds, with a high near 38. East southeast wind around 6 mph becoming light and variable in the afternoon.
Wednesday Night
Mostly cloudy, with a low around 17. West northwest wind 3 to 5 mph.
Thursday
Mostly sunny, with a high near 38. West southwest wind around 5 mph becoming light and variable in the afternoon.
Thursday Night
Partly cloudy, with a low around 18. Calm wind becoming south around 5 mph after midnight.
Friday
Mostly sunny, with a high near 40. Light south wind.
Friday Night
Mostly cloudy, with a low around 22.
Saturday
Mostly sunny, with a high near 46.
Saturday Night
Mostly clear, with a low around 22.
Sunday
Mostly sunny, with a high near 47.
Sunday Night
Mostly cloudy, with a low around 26.
Monday
Partly sunny, with a high near 48.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles ENE Lysite WY
 43.29°N 107.64°W (Elev. 5400 ft)
10:02 am MST Jan 27, 2026
11am MST Jan 27, 2026-6pm MST Feb 2, 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