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

52°F

11°C

Humidity 32%
Wind Speed NNW 19 MPH
Barometer 30.01 in (1016.26 mb)
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Last update 09 Apr 10:05 AM MDT
Extended Forecast for

Greybull WY

  • Today

    Today: Sunny, with a high near 59. Breezy, with a north northwest wind 9 to 17 mph, with gusts as high as 26 mph.

    High: 59 °F

    Sunny and
    Breezy

  • Tonight

    Tonight: Mostly clear, with a low around 32. North northwest wind 6 to 11 mph becoming light and variable in the evening.

    Low: 32 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 72. Calm wind becoming south southeast around 6 mph in the afternoon.

    High: 72 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 41. East wind around 6 mph becoming north northeast in the evening.

    Low: 41 °F

    Mostly Cloudy

  • Saturday

    Saturday: A slight chance of showers between noon and 3pm, then a slight chance of showers and thunderstorms after 3pm. Mostly sunny, with a high near 76. Southeast wind 5 to 13 mph becoming southwest in the afternoon. Winds could gust as high as 23 mph. Chance of precipitation is 20%.

    High: 76 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Saturday Night

    Saturday Night: A 30 percent chance of showers before midnight. Mostly cloudy, with a low around 40. Southwest wind 6 to 11 mph becoming light and variable after midnight.

    Low: 40 °F

    Chance
    Showers then
    Partly Cloudy

  • Sunday

    Sunday: A 20 percent chance of showers after noon. Mostly sunny, with a high near 71. Light and variable wind becoming south southwest 5 to 10 mph in the morning.

    High: 71 °F

    Sunny then
    Slight Chance
    Showers

  • Sunday Night

    Sunday Night: A 30 percent chance of showers before midnight. Mostly cloudy, with a low around 39.

    Low: 39 °F

    Chance
    Showers then
    Mostly Cloudy

  • Monday

    Monday: A slight chance of showers, then showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 64. Chance of precipitation is 60%.

    High: 64 °F

    Slight Chance
    Showers then
    Showers
    Likely

Detailed Forecast

Today
Sunny, with a high near 59. Breezy, with a north northwest wind 9 to 17 mph, with gusts as high as 26 mph.
Tonight
Mostly clear, with a low around 32. North northwest wind 6 to 11 mph becoming light and variable in the evening.
Friday
Mostly sunny, with a high near 72. Calm wind becoming south southeast around 6 mph in the afternoon.
Friday Night
Mostly cloudy, with a low around 41. East wind around 6 mph becoming north northeast in the evening.
Saturday
A slight chance of showers between noon and 3pm, then a slight chance of showers and thunderstorms after 3pm. Mostly sunny, with a high near 76. Southeast wind 5 to 13 mph becoming southwest in the afternoon. Winds could gust as high as 23 mph. Chance of precipitation is 20%.
Saturday Night
A 30 percent chance of showers before midnight. Mostly cloudy, with a low around 40. Southwest wind 6 to 11 mph becoming light and variable after midnight.
Sunday
A 20 percent chance of showers after noon. Mostly sunny, with a high near 71. Light and variable wind becoming south southwest 5 to 10 mph in the morning.
Sunday Night
A 30 percent chance of showers before midnight. Mostly cloudy, with a low around 39.
Monday
A slight chance of showers, then showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 64. Chance of precipitation is 60%.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 37. Chance of precipitation is 40%.
Tuesday
A chance of showers. Partly sunny, with a high near 61.
Tuesday Night
Partly cloudy, with a low around 35.
Wednesday
Mostly sunny, with a high near 64.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Greybull WY
 44.49°N 108.04°W (Elev. 3973 ft)
Last Update:
9:48 am MDT Apr 9, 2026
Forecast Valid:
10am MDT Apr 9, 2026-6pm MDT Apr 15, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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