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

Hazardous Weather Conditions

Current conditions at

South Big Horn County Airport (KGEY)

Lat: 44.5174°NLon: 108.0752°WElev: 3934.0ft.

Clear

27°F

-3°C

Humidity 63%
Wind Speed N 0 MPH
Barometer 30.12 in (1019.98 mb)
Dewpoint 16°F (-9°C)
Visibility 10.00 mi
Last update 19 Apr 06:35 AM MDT
Extended Forecast for

Greybull WY

  • Today

    Today: Sunny, with a high near 68. Calm wind becoming south southeast around 5 mph in the afternoon.

    High: 68 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 35. East wind 5 to 7 mph becoming calm after midnight.

    Low: 35 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 77. Calm wind becoming east northeast around 6 mph in the afternoon.

    High: 77 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 41. East southeast wind 3 to 6 mph.

    Low: 41 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 83. Light east southeast wind becoming south southeast 5 to 9 mph in the morning.

    High: 83 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 49. Southeast wind 8 to 10 mph.

    Low: 49 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A 20 percent chance of showers after noon. Mostly sunny, with a high near 76. Breezy, with a southeast wind 8 to 13 mph becoming south southwest 19 to 24 mph in the afternoon. Winds could gust as high as 38 mph.

    High: 76 °F

    Breezy. Sunny
    then Slight
    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Showers likely, mainly after midnight. Mostly cloudy, with a low around 36. Breezy. Chance of precipitation is 60%.

    Low: 36 °F

    Showers
    Likely and
    Breezy

  • Thursday

    Thursday: Showers likely, mainly before noon. Mostly cloudy, with a high near 51. Windy. Chance of precipitation is 70%.

    High: 51 °F

    Showers
    Likely and
    Windy

Detailed Forecast

Today
Sunny, with a high near 68. Calm wind becoming south southeast around 5 mph in the afternoon.
Tonight
Partly cloudy, with a low around 35. East wind 5 to 7 mph becoming calm after midnight.
Monday
Sunny, with a high near 77. Calm wind becoming east northeast around 6 mph in the afternoon.
Monday Night
Mostly clear, with a low around 41. East southeast wind 3 to 6 mph.
Tuesday
Mostly sunny, with a high near 83. Light east southeast wind becoming south southeast 5 to 9 mph in the morning.
Tuesday Night
Mostly cloudy, with a low around 49. Southeast wind 8 to 10 mph.
Wednesday
A 20 percent chance of showers after noon. Mostly sunny, with a high near 76. Breezy, with a southeast wind 8 to 13 mph becoming south southwest 19 to 24 mph in the afternoon. Winds could gust as high as 38 mph.
Wednesday Night
Showers likely, mainly after midnight. Mostly cloudy, with a low around 36. Breezy. Chance of precipitation is 60%.
Thursday
Showers likely, mainly before noon. Mostly cloudy, with a high near 51. Windy. Chance of precipitation is 70%.
Thursday Night
A chance of rain showers before midnight, then a slight chance of snow showers. Mostly cloudy, with a low around 26. Windy. Chance of precipitation is 40%.
Friday
A chance of rain and snow showers. Mostly sunny, with a high near 49. Breezy.
Friday Night
A slight chance of rain and snow showers. Partly cloudy, with a low around 25. Blustery.
Saturday
A slight chance of rain and snow showers. Mostly sunny, with a high near 52.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Greybull WY
 44.49°N 108.04°W (Elev. 3973 ft)
Last Update:
6:32 am MDT Apr 19, 2026
Forecast Valid:
6am MDT Apr 19, 2026-6pm MDT Apr 25, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation