National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Lake Effect Snow through Friday; Heavy Rain, Thunderstorms and Mountain Snow in California

Periods of moderate to heavy lake effect snow will continue through Friday downwind of Lake Erie and Ontario. Several additional inches of accumulating snow are expected. A Pacific storm will bring heavy rain and mountain snow across California, the Southwest and Intermountain West today. Isolated severe thunderstorms and scattered flash flooding is possible across parts of southern California. Read More >

Hazardous Weather Conditions

Current conditions at

CW8386 Thermopolis (C8386)

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

NA

52°F

11°C

Humidity 37%
Wind Speed N 0 MPH
Barometer 29.78 in (1008.47 mb)
Dewpoint 26°F (-3°C)
Visibility NA
Last update 01 Jan 02:55 PM MST
Extended Forecast for

14 Miles S East Thermopolis WY

  • New Year's Day

    New Year's Day: Mostly cloudy, with a high near 43. South southeast wind around 8 mph.

    High: 43 °F

    Mostly Cloudy

  • Tonight

    Tonight: A slight chance of showers between 7pm and midnight. Mostly cloudy, with a low around 35. South southeast wind 5 to 8 mph. Chance of precipitation is 20%.

    Low: 35 °F

    Slight Chance
    Showers then
    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, then gradually becoming sunny, with a high near 47. Southeast wind around 5 mph becoming calm in the morning.

    High: 47 °F

    Decreasing
    Clouds

  • Friday Night

    Friday Night: Partly cloudy, with a low around 30. South southeast wind around 8 mph.

    Low: 30 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 48. South wind 8 to 10 mph.

    High: 48 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 33. South wind around 14 mph, with gusts as high as 20 mph.

    Low: 33 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 50. Breezy, with a south southwest wind 13 to 15 mph, with gusts as high as 24 mph.

    High: 50 °F

    Mostly Sunny
    then Mostly
    Sunny and
    Breezy

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 32. Breezy.

    Low: 32 °F

    Mostly Cloudy
    and Breezy

  • Monday

    Monday: Partly sunny, with a high near 49.

    High: 49 °F

    Partly Sunny

Detailed Forecast

New Year's Day
Mostly cloudy, with a high near 43. South southeast wind around 8 mph.
Tonight
A slight chance of showers between 7pm and midnight. Mostly cloudy, with a low around 35. South southeast wind 5 to 8 mph. Chance of precipitation is 20%.
Friday
Mostly cloudy, then gradually becoming sunny, with a high near 47. Southeast wind around 5 mph becoming calm in the morning.
Friday Night
Partly cloudy, with a low around 30. South southeast wind around 8 mph.
Saturday
Partly sunny, with a high near 48. South wind 8 to 10 mph.
Saturday Night
Mostly cloudy, with a low around 33. South wind around 14 mph, with gusts as high as 20 mph.
Sunday
Mostly sunny, with a high near 50. Breezy, with a south southwest wind 13 to 15 mph, with gusts as high as 24 mph.
Sunday Night
Mostly cloudy, with a low around 32. Breezy.
Monday
Partly sunny, with a high near 49.
Monday Night
Partly cloudy, with a low around 27.
Tuesday
Mostly sunny, with a high near 46.
Tuesday Night
Partly cloudy, with a low around 27.
Wednesday
Partly sunny, with a high near 43.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
14 Miles S East Thermopolis WY
 43.45°N 108.17°W (Elev. 4731 ft)
Last Update:
2:31 pm MST Jan 1, 2026
Forecast Valid:
3pm MST Jan 1, 2026-6pm MST Jan 7, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation