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.

Rain

52°F

11°C

Humidity 46%
Wind Speed ESE 5 MPH
Barometer 29.82 in (1009.82 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Last update 13 Apr 01:20 PM MDT
Extended Forecast for

Greybull/S Big Horn Airport WY

  • This Afternoon

    This Afternoon: A 40 percent chance of showers before 5pm. Mostly sunny, with a high near 61. North wind around 11 mph becoming southwest.

    High: 61 °F

    Chance
    Showers

  • Tonight

    Tonight: Mostly clear, with a low around 32. West southwest wind 5 to 10 mph becoming light and variable after midnight.

    Low: 32 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 64. Calm wind becoming south southeast around 6 mph in the afternoon.

    High: 64 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 34. Southeast wind around 6 mph becoming light and variable after midnight.

    Low: 34 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 69. Light southeast wind becoming south 6 to 11 mph in the morning. Winds could gust as high as 22 mph.

    High: 69 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 41. South southwest wind 10 to 13 mph, with gusts as high as 21 mph.

    Low: 41 °F

    Mostly Cloudy

  • Thursday

    Thursday: A chance of showers, then showers and possibly a thunderstorm after noon. High near 59. Breezy, with a south southeast wind 10 to 15 mph becoming north northwest 18 to 23 mph in the afternoon. Winds could gust as high as 40 mph. Chance of precipitation is 80%.

    High: 59 °F

    Chance
    Showers then
    Showers and
    Breezy

  • Thursday Night

    Thursday Night: Rain showers likely before 9pm, then rain and snow showers likely between 9pm and midnight, then snow showers likely after midnight. Mostly cloudy, with a low around 27. Windy. Chance of precipitation is 70%.

    Low: 27 °F

    Rain/Snow
    Likely and
    Windy

  • Friday

    Friday: A 40 percent chance of snow showers. Mostly cloudy, with a high near 47. Windy.

    High: 47 °F

    Chance Snow
    Showers and
    Windy

Detailed Forecast

This Afternoon
A 40 percent chance of showers before 5pm. Mostly sunny, with a high near 61. North wind around 11 mph becoming southwest.
Tonight
Mostly clear, with a low around 32. West southwest wind 5 to 10 mph becoming light and variable after midnight.
Tuesday
Sunny, with a high near 64. Calm wind becoming south southeast around 6 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 34. Southeast wind around 6 mph becoming light and variable after midnight.
Wednesday
Mostly sunny, with a high near 69. Light southeast wind becoming south 6 to 11 mph in the morning. Winds could gust as high as 22 mph.
Wednesday Night
Mostly cloudy, with a low around 41. South southwest wind 10 to 13 mph, with gusts as high as 21 mph.
Thursday
A chance of showers, then showers and possibly a thunderstorm after noon. High near 59. Breezy, with a south southeast wind 10 to 15 mph becoming north northwest 18 to 23 mph in the afternoon. Winds could gust as high as 40 mph. Chance of precipitation is 80%.
Thursday Night
Rain showers likely before 9pm, then rain and snow showers likely between 9pm and midnight, then snow showers likely after midnight. Mostly cloudy, with a low around 27. Windy. Chance of precipitation is 70%.
Friday
A 40 percent chance of snow showers. Mostly cloudy, with a high near 47. Windy.
Friday Night
Mostly cloudy, with a low around 24. Blustery.
Saturday
Sunny, with a high near 56.
Saturday Night
Mostly clear, with a low around 29.
Sunday
Sunny, with a high near 66.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Greybull/S Big Horn Airport WY
 44.51°N 108.07°W (Elev. 3799 ft)
Last Update:
12:48 pm MDT Apr 13, 2026
Forecast Valid:
1pm MDT Apr 13, 2026-6pm MDT Apr 19, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation