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Thermopolis, Wyoming Weather Forecast
Thermopolis, Wyoming Weather
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Weather Forecast for Thermopolis, Wyoming : Hot Springs County
Issued: 7:49 am MST Dec 16, 2025 Latitude: 43.6460672 Longitude: -108.2120432 View on Google Maps

MouseOver for Detail Forecast
Today Tonight Wednesday Thursday Friday Saturday Sunday Monday
Mostly Sunny on Today 20% chance of rain on Tonight 60% chance of rain on Wednesday Partly Sunny on Thursday 20% chance of on Friday 20% chance of rain & snow on Saturday Mostly Sunny on Sunday Mostly Sunny on Monday
High: 56°F Low: 36°F High: 53°F High: 42°F High: 57°F High: 46°F High: 48°F High: 57°F
Low: 20°F Low: 27°F Low: 30°F Low: 23°F Low: 28°F  
Mostly Sunny Rain Rain Partly Sunny Partly Sunny Rain & Snow Mostly Sunny Mostly Sunny
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Current Conditions at
WORLAND - (KWRL)
21°
Clear
as of 7:53 AM MST
Rel. Humidity: 73%
Dew Point: 14°F
Visibility: 10 Miles
Pressure: 29.92 in.
Flight Rule: VFR
Wind Data
5 MPH
Cloud Level(s): Clear
Current Conditions at
RIVERTON - (KRIW)
43°
Clear
as of 7:53 AM MST
Rel. Humidity: 41%
Dew Point: 21°F
Visibility: 10 Miles
Pressure: 29.99 in.
Flight Rule: VFR
Wind Data
3 MPH
Cloud Level(s): Clear
Current Conditions at
SOUTH BIG HORN - (KGEY)
27°
Clear
as of 7:53 AM MST
Rel. Humidity: 73%
Dew Point: 19°F
Visibility: 10 Miles
Pressure: 29.92 in.
Flight Rule: VFR
Wind Data
5 MPH
060° Northeast
Cloud Level(s): Clear
Current Conditions at
LANDER - (KLND)
43°
Clear
as of 7:53 AM MST
Rel. Humidity: 38%
Dew Point: 19°F
Visibility: 10 Miles
Pressure: 30.00 in.
Flight Rule: VFR
Wind Data
6 MPH
200° South
Cloud Level(s): Clear
Mostly Sunny on Today Today... Mostly sunny, with a high near 56. South wind 6 to 8 mph becoming west in the afternoon.
20% chance of rain Tonight Tonight... A 20 percent chance of showers after 4am. Mostly cloudy, with a low around 36. Breezy, with a south southwest wind 9 to 14 mph increasing to 15 to 20 mph after midnight. Winds could gust as high as 29 mph.
60% chance of rain Wednesday Wednesday... Showers likely, mainly after 11am. Mostly cloudy, then gradually becoming sunny, with a high near 53. Windy, with a south wind 16 to 21 mph becoming southwest 25 to 30 mph in the afternoon. Winds could gust as high as 46 mph. Chance of precipitation is 60%.
Mostly Clear on Wednesday Night Wednesday Night... Mostly clear, with a low around 20. Blustery, with a west northwest wind 15 to 20 mph decreasing to 7 to 12 mph after midnight. Winds could gust as high as 29 mph.
Partly Sunny on Thursday Thursday... Partly sunny, with a high near 42. South wind 6 to 13 mph.
20% chance of rain & snow Thursday Night Thursday Night... A slight chance of rain and snow showers between 11pm and 2am, then a slight chance of rain showers after 2am. Mostly cloudy, with a low around 27. Breezy, with a south wind 10 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 20%.
20% chance of Friday Friday... A 20 percent chance of showers. Partly sunny, with a high near 57. Windy, with a west southwest wind 16 to 26 mph, with gusts as high as 36 mph.
30% chance of rain & snow Friday Night Friday Night... A chance of rain and snow showers. Mostly cloudy, with a low around 30. Breezy. Chance of precipitation is 30%.
20% chance of rain & snow Saturday Saturday... A slight chance of rain and snow showers. Mostly sunny, with a high near 46. Chance of precipitation is 20%.
Cloudy on Saturday Night Saturday Night... Partly cloudy, with a low around 23.
Mostly Sunny on Sunday Sunday... Mostly sunny, with a high near 48.
Mostly Cloudy on Sunday Night Sunday Night... Mostly cloudy, with a low around 28.
Mostly Sunny on Monday Monday... Mostly sunny, with a high near 57.
Current Radar Image


Sun Almanac for Thermopolis, Wyoming
Sunrise: 07:40 AM
Sunset: 4:37 PM
Civil Sunrise:07:08 AM
Civil Sunset: 5:10 PM
Nautical Sunrise: 06:31 AM
Nautical Sunset: 5:46 PM
Astro Sunrise: 05:56 AM
Astro Sunset: 6:21 PM
Any use of the information on this page is at your own risk. This information should not be relied upon in life-threatening situations, potential financial loss situations or in lieu of any officially disseminated information. Visit the National Weather Service for official information.