Tracking a Winter Storm; Unusual Early-Season Heat Wave in the Southwest

A major winter storm will organize across the Northern Plains today and then rapidly strengthen as it moves into the Great Lakes on Sunday. Heavy snow and blowing snow are likely to persist over the Great Lakes into Monday night. Dry and gusty winds will produce a critical fire risk across the central/southern Plains. An early heatwave will begin to intensify over the western U.S. into next week. Read More >

Hazardous Weather Conditions

Current conditions at

CW8386 Thermopolis (C8386)

Lat: 43.64283°NLon: 108.227°WElev: 4419.52ft.

NA

25°F

-4°C

Humidity 83%
Wind Speed N 10 MPH
Barometer 29.89 in (1012.19 mb)
Dewpoint 20°F (-7°C)
Visibility NA
Wind Chill15°F (-9°C)
Last update 14 Mar 08:10 PM MDT
Extended Forecast for

Thermopolis WY

  • Tonight

    Tonight: Snow showers likely, mainly before midnight.  Patchy blowing snow between 9pm and 11pm. Cloudy, then gradually becoming partly cloudy, with a low around 10. Wind chill values as low as zero. Windy, with a north northwest wind 25 to 30 mph decreasing to 11 to 16 mph after midnight. Winds could gust as high as 44 mph.  Chance of precipitation is 60%. Total nighttime snow accumulation of less than a half inch possible.

    Low: 10 °F

    Snow Showers
    Likely and
    Patchy
    Blowing Snow

  • Sunday

    Sunday: Isolated snow showers before 9am.  Mostly sunny, with a high near 33. North wind 5 to 7 mph becoming calm. Winds could gust as high as 21 mph.  Chance of precipitation is 20%.

    High: 33 °F

    Isolated Snow
    Showers then
    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 16. North northeast wind 5 to 7 mph becoming calm  in the evening.

    Low: 16 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 52. Calm wind becoming south southeast around 5 mph in the afternoon.

    High: 52 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 31. Light and variable wind becoming south southwest around 6 mph after midnight.

    Low: 31 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 73. South southwest wind 6 to 13 mph becoming west northwest in the afternoon. Winds could gust as high as 20 mph.

    High: 73 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 39. Southwest wind 8 to 10 mph.

    Low: 39 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 80.

    High: 80 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 44.

    Low: 44 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Snow showers likely, mainly before midnight. Patchy blowing snow between 9pm and 11pm. Cloudy, then gradually becoming partly cloudy, with a low around 10. Wind chill values as low as zero. Windy, with a north northwest wind 25 to 30 mph decreasing to 11 to 16 mph after midnight. Winds could gust as high as 44 mph. Chance of precipitation is 60%. Total nighttime snow accumulation of less than a half inch possible.
Sunday
Isolated snow showers before 9am. Mostly sunny, with a high near 33. North wind 5 to 7 mph becoming calm. Winds could gust as high as 21 mph. Chance of precipitation is 20%.
Sunday Night
Partly cloudy, with a low around 16. North northeast wind 5 to 7 mph becoming calm in the evening.
Monday
Partly sunny, with a high near 52. Calm wind becoming south southeast around 5 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 31. Light and variable wind becoming south southwest around 6 mph after midnight.
Tuesday
Partly sunny, with a high near 73. South southwest wind 6 to 13 mph becoming west northwest in the afternoon. Winds could gust as high as 20 mph.
Tuesday Night
Mostly cloudy, with a low around 39. Southwest wind 8 to 10 mph.
Wednesday
Partly sunny, with a high near 80.
Wednesday Night
Mostly cloudy, with a low around 44.
Thursday
Mostly sunny, with a high near 81.
Thursday Night
Mostly clear, with a low around 45.
Friday
Partly sunny, with a high near 82.
Friday Night
Mostly clear, with a low around 45.
Saturday
Mostly sunny, with a high near 83.
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ABOUT THIS FORECAST

 
Point Forecast:
Thermopolis WY
 43.64°N 108.2°W (Elev. 4400 ft)
8:04 pm MDT Mar 14, 2026
8pm MDT Mar 14, 2026-6pm MDT Mar 21, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database