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Ulm, Wyoming Weather Forecast
Ulm, Wyoming Weather
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Weather Forecast for Ulm, Wyoming : Sheridan County
Issued: 7:43 pm MST Dec 16, 2025 Latitude: 44.6516422 Longitude: -106.5892171 View on Google Maps

MouseOver for Detail Forecast
Tonight Wednesday Thursday Friday Saturday Sunday Monday Tuesday
Mostly Cloudy on Tonight 50% chance of rain & snow on Wednesday Partly Sunny on Thursday 30% chance of  on Friday 20% chance of snow on Saturday Partly Sunny on Sunday Partly Sunny on Monday Partly Sunny on Tuesday
Low: 30°F High: 52 °F High: 35°F High: 54°F High: 37°F High: 40°F High: 51°F High: 50°F
Low: 20°F Low: 29 °F Low: 24°F Low: 19°F Low: 31°F Low: 28°F  
Mostly Cloudy Rain & Snow Partly Sunny Partly Sunny Snow Partly Sunny Partly Sunny Partly Sunny
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Current Conditions at
BUFFALO - (KBYG)
43°
Feels like 35°F
Clear
as of 8:53 PM MST
Rel. Humidity: 56%
Dew Point: 28°F
Visibility: 10 Miles
Pressure: 29.88 in.
Flight Rule: VFR
Wind Data
16 MPH
170° South
Cloud Level(s): Clear
Current Conditions at
SHERIDAN - (KSHR)
39°
Clear
as of 8:53 PM MST
Rel. Humidity: 75%
Dew Point: 32°F
Visibility: 10 Miles
Pressure: 29.86 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Current Conditions at
GILLETTE - (KGCC)
43°
Feels like 35°F
Clear
as of 8:53 PM MST
Rel. Humidity: 56%
Dew Point: 28°F
Visibility: 10 Miles
Pressure: 29.90 in.
Flight Rule: VFR
Wind Data
16 MPH
180° South
Cloud Level(s): Clear
Current Conditions at
SOUTH BIG HORN - (KGEY)
43°
Mostly Clear
as of 8:53 PM MST
Rel. Humidity: 52%
Dew Point: 27°F
Visibility: 10 Miles
Pressure: 29.89 in.
Flight Rule: VFR
Wind Data
5 MPH
Cloud Level(s): Few at 11000ft
Mostly Cloudy on Tonight Tonight... Mostly cloudy, with a low around 30. South wind 11 to 15 mph.

50% chance of rain & snow Wednesday Wednesday... A chance of rain showers after 9am, mixing with snow after 2pm. Partly sunny, with a temperature rising to near 52 by 10am, then falling to around 34 during the remainder of the day. South wind 18 to 23 mph becoming northwest 28 to 33 mph in the afternoon. Winds could gust as high as 47 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.

Cloudy on Wednesday Night Wednesday Night... Partly cloudy, with a low around 20. West northwest wind 27 to 32 mph decreasing to 20 to 25 mph after midnight. Winds could gust as high as 45 mph.

Partly Sunny on Thursday Thursday... Partly sunny, with a high near 35. Northwest wind 8 to 17 mph becoming south southeast in the afternoon.

Mostly Cloudy on Thursday Night Thursday Night... Mostly cloudy, with a temperature falling to near 29 by 9pm, then rising to around 39 during the remainder of the night. South southwest wind 9 to 14 mph.

30% chance of  Friday Friday... A 30 percent chance of showers after 5pm. Partly sunny, with a high near 54. West northwest wind around 16 mph.

50% chance of rain & snow Friday Night Friday Night... A chance of rain and snow showers before 8pm, then a chance of snow showers. Mostly cloudy, with a low around 24. Northwest wind 10 to 13 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.

20% chance of snow Saturday Saturday... A 20 percent chance of snow showers. Mostly sunny, with a high near 37. Northwest wind 7 to 10 mph.

Cloudy on Saturday Night Saturday Night... Partly cloudy, with a low around 19. South wind around 6 mph.

Partly Sunny on Sunday Sunday... Partly sunny, with a high near 40. South southwest wind around 6 mph becoming southeast in the afternoon.

Cloudy on Sunday Night Sunday Night... Partly cloudy, with a steady temperature around 31. South wind 6 to 9 mph.

Partly Sunny on Monday Monday... Partly sunny, with a high near 51. South southwest wind around 9 mph becoming west in the afternoon.

Mostly Cloudy on Monday Night Monday Night... Mostly cloudy, with a low around 28. West northwest wind around 8 mph becoming south southwest in the evening.

Partly Sunny on Tuesday Tuesday... Partly sunny, with a high near 50. South southeast wind around 8 mph.

Current Radar Image


Sun Almanac for Ulm, Wyoming
Sunrise: 07:38 AM
Sunset: 4:27 PM
Civil Sunrise:07:04 AM
Civil Sunset: 5:00 PM
Nautical Sunrise: 06:27 AM
Nautical Sunset: 5:37 PM
Astro Sunrise: 05:52 AM
Astro Sunset: 6:13 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.