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

South Big Horn County Airport (KGEY)

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

Clear

41°F

5°C

Humidity 80%
Wind Speed SE 3 MPH
Barometer 29.73 in (1006.77 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Last update 13 Apr 03:20 AM MDT
Extended Forecast for

Greybull WY

  • Overnight

    Overnight: A 20 percent chance of showers after 5am. Mostly cloudy, with a low around 37. Southeast wind around 5 mph becoming light and variable.

    Low: 37 °F

    Slight Chance
    Showers

  • Monday

    Monday: A 50 percent chance of showers between 1pm and 5pm. Partly sunny, with a high near 62. Light and variable wind becoming southwest 6 to 11 mph in the morning.

    High: 62 °F

    Chance
    Showers

  • Monday Night

    Monday Night: Partly cloudy, with a low around 31. West wind 6 to 11 mph becoming light and variable after midnight.

    Low: 31 °F

    Partly Cloudy

  • Tuesday

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

    High: 64 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 34. South wind around 6 mph becoming calm in the evening.

    Low: 34 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 68. Light and variable wind becoming south 6 to 11 mph in the morning.

    High: 68 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 41. South southeast wind around 11 mph, with gusts as high as 20 mph.

    Low: 41 °F

    Mostly Cloudy

  • Thursday

    Thursday: Rain, possibly mixed with snow showers, mainly after noon. Some thunder is also possible. High near 56. Windy. Chance of precipitation is 80%.

    High: 56 °F

    Chance
    Rain/Snow
    then
    Rain/Snow and
    Windy

  • Thursday Night

    Thursday Night: Rain showers likely before 9pm, then rain and snow showers likely between 9pm and midnight, then a chance of snow showers after midnight. Mostly cloudy, with a low around 26. Windy. Chance of precipitation is 70%.

    Low: 26 °F

    Rain/Snow
    Likely and
    Windy

Detailed Forecast

Overnight
A 20 percent chance of showers after 5am. Mostly cloudy, with a low around 37. Southeast wind around 5 mph becoming light and variable.
Monday
A 50 percent chance of showers between 1pm and 5pm. Partly sunny, with a high near 62. Light and variable wind becoming southwest 6 to 11 mph in the morning.
Monday Night
Partly cloudy, with a low around 31. West wind 6 to 11 mph becoming light and variable after midnight.
Tuesday
Sunny, with a high near 64. Calm wind becoming south around 6 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 34. South wind around 6 mph becoming calm in the evening.
Wednesday
Mostly sunny, with a high near 68. Light and variable wind becoming south 6 to 11 mph in the morning.
Wednesday Night
Mostly cloudy, with a low around 41. South southeast wind around 11 mph, with gusts as high as 20 mph.
Thursday
Rain, possibly mixed with snow showers, mainly after noon. Some thunder is also possible. High near 56. Windy. Chance of precipitation is 80%.
Thursday Night
Rain showers likely before 9pm, then rain and snow showers likely between 9pm and midnight, then a chance of snow showers after midnight. Mostly cloudy, with a low around 26. Windy. Chance of precipitation is 70%.
Friday
A 40 percent chance of snow showers. Mostly cloudy, with a high near 46. Breezy.
Friday Night
Partly cloudy, with a low around 21. Blustery.
Saturday
Sunny, with a high near 55.
Saturday Night
Mostly clear, with a low around 29.
Sunday
Mostly sunny, with a high near 67.
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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 am MDT Apr 13, 2026
Forecast Valid:
3am MDT Apr 13, 2026-6pm MDT Apr 19, 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