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

59°F

15°C

Humidity 19%
Wind Speed ESE 5 MPH
Barometer 30.09 in (1018.96 mb)
Dewpoint 17°F (-8°C)
Visibility 10.00 mi
Last update 19 Apr 12:05 PM MDT
Extended Forecast for

Greybull WY

  • This Afternoon

    This Afternoon: Sunny, with a high near 69. South southeast wind around 5 mph becoming light and variable.

    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. Winds could gust as high as 20 mph.

    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: Rain likely, possibly mixed with snow showers, mainly before noon. Mostly cloudy, with a high near 51. Windy. Chance of precipitation is 70%.

    High: 51 °F

    Rain/Snow
    Likely and
    Windy

Detailed Forecast

This Afternoon
Sunny, with a high near 69. South southeast wind around 5 mph becoming light and variable.
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. Winds could gust as high as 20 mph.
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
Rain likely, possibly mixed with snow showers, mainly before noon. Mostly cloudy, with a high near 51. Windy. Chance of precipitation is 70%.
Thursday Night
A chance of rain and snow showers before midnight, then a chance of snow showers. Mostly cloudy, with a low around 27. Blustery. Chance of precipitation is 40%.
Friday
A chance of rain and snow showers. Partly sunny, with a high near 49.
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:
11:19 am MDT Apr 19, 2026
Forecast Valid:
12pm MDT Apr 19, 2026-6pm MDT Apr 25, 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