Flooding Risks from Tropical Moisture Across the Southeast and Southwest

Tropical moisture from Isaias and Rachel will impact portions of the Southeast and Southwest this weekend. Flash flooding, strong winds and even a threat for severe thunderstorms and tornadoes are possible. Meanwhile, strong winds and dry fuels are raising fire weather concerns across the central Great Basin and western High Plains. Across the northern Rockies, first winter storm of the season. Read More >

Current conditions at

CW8386 Thermopolis (C8386)

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

NA

66°F

19°C

Humidity 48%
Wind Speed N 4 MPH
Barometer 29.67 in (1004.74 mb)
Dewpoint 46°F (8°C)
Visibility NA
Last update 10 Oct 05:55 PM MDT
Extended Forecast for

Thermopolis WY

  • Tonight

    Tonight: A 50 percent chance of showers, mainly after 11pm.  Mostly cloudy, with a low around 45. South southwest wind 7 to 14 mph becoming north northeast after midnight. Winds could gust as high as 22 mph.

    Low: 45 °F

    Chance
    Showers

  • Sunday

    Sunday: Showers.  High near 56. North northeast wind 7 to 10 mph.  Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    High: 56 °F

    Showers

  • Sunday Night

    Sunday Night: Showers and thunderstorms before 2am, then a chance of showers between 2am and 3am.  Low around 34. North wind 10 to 13 mph.  Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 34 °F

    Showers then
    Showers
    Likely

  • Columbus Day

    Columbus Day: A 20 percent chance of showers before noon.  Cloudy, then gradually becoming mostly sunny, with a high near 55. North wind 7 to 9 mph.

    High: 55 °F

    Slight Chance
    Showers then
    Mostly Sunny

  • Monday Night

    Monday Night: Showers likely, mainly after midnight.  Mostly cloudy, with a low around 33. North wind around 6 mph becoming calm  after midnight.  Chance of precipitation is 60%.

    Low: 33 °F

    Showers
    Likely

  • Tuesday

    Tuesday: A 40 percent chance of showers.  Partly sunny, with a high near 56. Calm wind becoming north northeast 5 to 7 mph in the afternoon.

    High: 56 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm.  Mostly cloudy, with a low around 35. North wind around 7 mph.  Chance of precipitation is 70%.

    Low: 35 °F

    Showers
    Likely

  • Wednesday

    Wednesday: A 50 percent chance of showers.  Mostly cloudy, with a high near 56.

    High: 56 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A 40 percent chance of showers, mainly before midnight.  Mostly cloudy, with a low around 35.

    Low: 35 °F

    Chance
    Showers

Detailed Forecast

Tonight
A 50 percent chance of showers, mainly after 11pm. Mostly cloudy, with a low around 45. South southwest wind 7 to 14 mph becoming north northeast after midnight. Winds could gust as high as 22 mph.
Sunday
Showers. High near 56. North northeast wind 7 to 10 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Sunday Night
Showers and thunderstorms before 2am, then a chance of showers between 2am and 3am. Low around 34. North wind 10 to 13 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Columbus Day
A 20 percent chance of showers before noon. Cloudy, then gradually becoming mostly sunny, with a high near 55. North wind 7 to 9 mph.
Monday Night
Showers likely, mainly after midnight. Mostly cloudy, with a low around 33. North wind around 6 mph becoming calm after midnight. Chance of precipitation is 60%.
Tuesday
A 40 percent chance of showers. Partly sunny, with a high near 56. Calm wind becoming north northeast 5 to 7 mph in the afternoon.
Tuesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 35. North wind around 7 mph. Chance of precipitation is 70%.
Wednesday
A 50 percent chance of showers. Mostly cloudy, with a high near 56.
Wednesday Night
A 40 percent chance of showers, mainly before midnight. Mostly cloudy, with a low around 35.
Thursday
A 30 percent chance of showers before noon. Mostly sunny, with a high near 59.
Thursday Night
Partly cloudy, with a low around 33.
Friday
Sunny, with a high near 60.
Friday Night
Mostly clear, with a low around 35.
Saturday
Sunny, with a high near 69.
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ABOUT THIS FORECAST

 
Point Forecast:
Thermopolis WY
 43.64°N 108.2°W (Elev. 4400 ft)
4:33 pm MDT Oct 10, 2026
6pm MDT Oct 10, 2026-6pm MDT Oct 17, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database