Dangerous Cold Persists through Monday; Wintry Weather from the Northern Plains to the Great Lakes

Bitter cold temperatures and dangerous wind chills will persist from Florida to the Northeast through Monday. Daily record low temperatures are forecast across the Southeast and Florida, with some all-time February low temperature records possible across Florida. An Alberta clipper will spread wintry precipitation across the Northern Plains today and into the upper Great Lakes into tonight. Read More >

Current conditions at

CW8386 Thermopolis (C8386)

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

NA

27°F

-3°C

Humidity 65%
Wind Speed N 0 MPH
Barometer 30.06 in (1017.95 mb)
Dewpoint 17°F (-8°C)
Visibility NA
Last update 02 Feb 12:56 AM MST
Extended Forecast for

5 Miles ENE Lysite WY

  • Overnight

    Overnight: Mostly cloudy, with a low around 29. Southeast wind around 6 mph.

    Low: 29 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, then gradually becoming sunny, with a high near 46. Breezy, with an east southeast wind 5 to 10 mph becoming north northwest 11 to 16 mph in the morning. Winds could gust as high as 23 mph.

    High: 46 °F

    Mostly Sunny
    then Sunny
    and Breezy

  • Monday Night

    Monday Night: Partly cloudy, with a low around 26. Calm wind becoming south around 6 mph after midnight.

    Low: 26 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 44. Southwest wind 5 to 13 mph becoming north northwest in the afternoon.

    High: 44 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 21. North northwest wind 5 to 7 mph becoming southwest after midnight.

    Low: 21 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 48. South wind around 6 mph becoming west in the afternoon.

    High: 48 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 26. South southwest wind around 5 mph.

    Low: 26 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 53.

    High: 53 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 27.

    Low: 27 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly cloudy, with a low around 29. Southeast wind around 6 mph.
Monday
Partly sunny, then gradually becoming sunny, with a high near 46. Breezy, with an east southeast wind 5 to 10 mph becoming north northwest 11 to 16 mph in the morning. Winds could gust as high as 23 mph.
Monday Night
Partly cloudy, with a low around 26. Calm wind becoming south around 6 mph after midnight.
Tuesday
Mostly sunny, with a high near 44. Southwest wind 5 to 13 mph becoming north northwest in the afternoon.
Tuesday Night
Mostly clear, with a low around 21. North northwest wind 5 to 7 mph becoming southwest after midnight.
Wednesday
Mostly sunny, with a high near 48. South wind around 6 mph becoming west in the afternoon.
Wednesday Night
Mostly clear, with a low around 26. South southwest wind around 5 mph.
Thursday
Sunny, with a high near 53.
Thursday Night
Mostly clear, with a low around 27.
Friday
Sunny, with a high near 54.
Friday Night
Mostly clear, with a low around 27.
Saturday
Sunny, with a high near 52.
Saturday Night
Partly cloudy, with a low around 27.
Sunday
Mostly sunny, with a high near 53.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles ENE Lysite WY
 43.29°N 107.64°W (Elev. 5400 ft)
12:16 am MST Feb 2, 2026
1am MST Feb 2, 2026-6pm MST Feb 8, 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