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

66°F

19°C

Humidity 10%
Wind Speed SSE 4 MPH
Barometer 30.01 in (1016.26 mb)
Dewpoint 9°F (-13°C)
Visibility 10.00 mi
Last update 19 Apr 03:35 PM MDT
Extended Forecast for

Greybull WY

  • This Afternoon

    This Afternoon: Sunny, with a high near 69. East wind 3 to 5 mph.

    High: 69 °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. Southeast wind 5 to 10 mph.

    High: 77 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 40. East northeast wind around 6 mph becoming light and variable in the evening.

    Low: 40 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 82. Light southeast wind becoming south 5 to 10 mph in the afternoon.

    High: 82 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 48. Southeast wind 7 to 10 mph, with gusts as high as 20 mph.

    Low: 48 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 75. Breezy, with a southeast wind 7 to 12 mph becoming south southwest 19 to 24 mph in the afternoon. Winds could gust as high as 37 mph.

    High: 75 °F

    Breezy. Sunny
    then Chance
    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms, then showers likely after midnight. Mostly cloudy, with a low around 37. Breezy. Chance of precipitation is 60%.

    Low: 37 °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
    Breezy then
    Chance
    Showers and
    Windy

Detailed Forecast

This Afternoon
Sunny, with a high near 69. East wind 3 to 5 mph.
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. Southeast wind 5 to 10 mph.
Monday Night
Mostly clear, with a low around 40. East northeast wind around 6 mph becoming light and variable in the evening.
Tuesday
Mostly sunny, with a high near 82. Light southeast wind becoming south 5 to 10 mph in the afternoon.
Tuesday Night
Mostly cloudy, with a low around 48. Southeast wind 7 to 10 mph, with gusts as high as 20 mph.
Wednesday
A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 75. Breezy, with a southeast wind 7 to 12 mph becoming south southwest 19 to 24 mph in the afternoon. Winds could gust as high as 37 mph.
Wednesday Night
A chance of showers and thunderstorms, then showers likely after midnight. Mostly cloudy, with a low around 37. 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 9pm, then a chance of rain and snow showers between 9pm and midnight, then a slight chance of snow showers after midnight. Mostly cloudy, with a low around 27. Windy. Chance of precipitation is 40%.
Friday
A chance of rain and snow showers. Partly sunny, with a high near 49. Breezy.
Friday Night
A chance of rain and snow showers. Mostly cloudy, with a low around 24. Blustery.
Saturday
A chance of rain and snow showers. Partly sunny, with a high near 51.
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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:
2:48 pm MDT Apr 19, 2026
Forecast Valid:
3pm MDT Apr 19, 2026-6pm MDT Apr 25, 2026
 
Forecast Discussion
 
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Additional Resources

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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