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

39°F

4°C

Humidity 86%
Wind Speed E 5 MPH
Barometer 29.73 in (1006.77 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Wind Chill35°F (2°C)
Last update 12 Apr 07:20 AM MDT
Extended Forecast for

4 Miles N Greybull/S Big Horn Airport WY

  • Today

    Today: A 30 percent chance of showers and thunderstorms, mainly after 5pm. Increasing clouds, with a high near 67. East southeast wind 6 to 14 mph becoming southwest in the afternoon. Winds could gust as high as 21 mph.

    High: 67 °F

    Sunny then
    Chance
    Showers

  • Tonight

    Tonight: A chance of showers and thunderstorms before 9pm, then a slight chance of showers after 3am. Mostly cloudy, with a low around 39. West wind 7 to 14 mph becoming east after midnight. Winds could gust as high as 21 mph. Chance of precipitation is 40%.

    Low: 39 °F

    Chance
    Showers

  • Monday

    Monday: A slight chance of rain showers before 9am, then a slight chance of rain and snow showers between 9am and noon, then a chance of rain showers after noon. Mostly sunny, with a high near 60. Breezy, with a northwest wind 7 to 15 mph becoming northeast in the morning. Winds could gust as high as 23 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.

    High: 60 °F

    Slight Chance
    Rain/Snow
    then Chance
    Showers and
    Breezy

  • Monday Night

    Monday Night: Partly cloudy, with a low around 35. Breezy, with a west wind 5 to 15 mph becoming east after midnight. Winds could gust as high as 23 mph.

    Low: 35 °F

    Partly Cloudy
    and Breezy
    then Mostly
    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 61. East southeast wind 5 to 8 mph becoming south southwest in the morning.

    High: 61 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 38. South southeast wind 8 to 10 mph becoming northwest in the evening.

    Low: 38 °F

    Mostly Clear

  • Wednesday

    Wednesday: Partly sunny, with a high near 63. Breezy, with a south southeast wind 9 to 17 mph, with gusts as high as 30 mph.

    High: 63 °F

    Mostly Sunny
    then Partly
    Sunny and
    Breezy

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers after midnight. Mostly cloudy, with a low around 40. Breezy.

    Low: 40 °F

    Breezy.
    Mostly Cloudy
    then Chance
    Showers

  • Thursday

    Thursday: Rain and snow showers likely, becoming all snow after 3pm. Some thunder is also possible. Partly sunny, with a high near 51. Breezy. Chance of precipitation is 70%.

    High: 51 °F

    Rain/Snow
    Likely and
    Breezy

Detailed Forecast

Today
A 30 percent chance of showers and thunderstorms, mainly after 5pm. Increasing clouds, with a high near 67. East southeast wind 6 to 14 mph becoming southwest in the afternoon. Winds could gust as high as 21 mph.
Tonight
A chance of showers and thunderstorms before 9pm, then a slight chance of showers after 3am. Mostly cloudy, with a low around 39. West wind 7 to 14 mph becoming east after midnight. Winds could gust as high as 21 mph. Chance of precipitation is 40%.
Monday
A slight chance of rain showers before 9am, then a slight chance of rain and snow showers between 9am and noon, then a chance of rain showers after noon. Mostly sunny, with a high near 60. Breezy, with a northwest wind 7 to 15 mph becoming northeast in the morning. Winds could gust as high as 23 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Monday Night
Partly cloudy, with a low around 35. Breezy, with a west wind 5 to 15 mph becoming east after midnight. Winds could gust as high as 23 mph.
Tuesday
Sunny, with a high near 61. East southeast wind 5 to 8 mph becoming south southwest in the morning.
Tuesday Night
Mostly clear, with a low around 38. South southeast wind 8 to 10 mph becoming northwest in the evening.
Wednesday
Partly sunny, with a high near 63. Breezy, with a south southeast wind 9 to 17 mph, with gusts as high as 30 mph.
Wednesday Night
A 30 percent chance of showers after midnight. Mostly cloudy, with a low around 40. Breezy.
Thursday
Rain and snow showers likely, becoming all snow after 3pm. Some thunder is also possible. Partly sunny, with a high near 51. Breezy. Chance of precipitation is 70%.
Thursday Night
Snow showers likely, mainly before midnight. Mostly cloudy, with a low around 27. Windy. Chance of precipitation is 60%.
Friday
A chance of snow showers. Partly sunny, with a high near 44. Breezy.
Friday Night
Partly cloudy, with a low around 25. Blustery.
Saturday
Mostly sunny, with a high near 50.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles N Greybull/S Big Horn Airport WY
 44.58°N 108.08°W (Elev. 4800 ft)
Last Update:
6:32 am MDT Apr 12, 2026
Forecast Valid:
7am MDT Apr 12, 2026-6pm MDT Apr 18, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation