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.

Mostly Cloudy

70°F

21°C

Humidity 23%
Wind Speed N 12 MPH
Barometer 29.62 in (1003.05 mb)
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Last update 11 Apr 01:53 PM MDT
Extended Forecast for

Greybull WY

  • This Afternoon

    This Afternoon: Scattered showers and thunderstorms, mainly after 5pm. Mostly sunny, with a high near 76. Breezy, with a south wind 14 to 23 mph becoming west northwest. Winds could gust as high as 34 mph. Chance of precipitation is 40%.

    High: 76 °F

    Scattered
    Showers and
    Breezy

  • Tonight

    Tonight: Scattered showers, mainly before 9pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 38. Breezy, with a north wind 12 to 17 mph becoming light and variable after midnight. Winds could gust as high as 26 mph. Chance of precipitation is 40%.

    Low: 38 °F

    Scattered
    Showers and
    Breezy then
    Mostly Clear

  • Sunday

    Sunday: Scattered showers and thunderstorms, mainly after 5pm. Increasing clouds, with a high near 71. Light and variable wind becoming south southwest 6 to 11 mph in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 30%.

    High: 71 °F

    Sunny then
    Scattered
    Showers

  • Sunday Night

    Sunday Night: A 30 percent chance of showers before midnight. Mostly cloudy, with a low around 38. West southwest wind 5 to 10 mph becoming light and variable after midnight. Winds could gust as high as 20 mph.

    Low: 38 °F

    Chance
    Showers then
    Mostly Cloudy

  • Monday

    Monday: A 40 percent chance of showers after noon. Mostly sunny, with a high near 63. Light and variable wind becoming west 5 to 10 mph in the morning. Winds could gust as high as 20 mph.

    High: 63 °F

    Mostly Sunny
    then Chance
    Showers

  • Monday Night

    Monday Night: A 20 percent chance of showers before midnight. Mostly cloudy, with a low around 34. West wind 5 to 10 mph becoming light north northwest after midnight.

    Low: 34 °F

    Slight Chance
    Showers then
    Partly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of showers. Mostly sunny, with a high near 64. Calm wind becoming south southwest 5 to 8 mph in the afternoon.

    High: 64 °F

    Slight Chance
    Showers

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 35.

    Low: 35 °F

    Mostly Clear

  • Wednesday

    Wednesday: Partly sunny, with a high near 66.

    High: 66 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Scattered showers and thunderstorms, mainly after 5pm. Mostly sunny, with a high near 76. Breezy, with a south wind 14 to 23 mph becoming west northwest. Winds could gust as high as 34 mph. Chance of precipitation is 40%.
Tonight
Scattered showers, mainly before 9pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 38. Breezy, with a north wind 12 to 17 mph becoming light and variable after midnight. Winds could gust as high as 26 mph. Chance of precipitation is 40%.
Sunday
Scattered showers and thunderstorms, mainly after 5pm. Increasing clouds, with a high near 71. Light and variable wind becoming south southwest 6 to 11 mph in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 30%.
Sunday Night
A 30 percent chance of showers before midnight. Mostly cloudy, with a low around 38. West southwest wind 5 to 10 mph becoming light and variable after midnight. Winds could gust as high as 20 mph.
Monday
A 40 percent chance of showers after noon. Mostly sunny, with a high near 63. Light and variable wind becoming west 5 to 10 mph in the morning. Winds could gust as high as 20 mph.
Monday Night
A 20 percent chance of showers before midnight. Mostly cloudy, with a low around 34. West wind 5 to 10 mph becoming light north northwest after midnight.
Tuesday
A 20 percent chance of showers. Mostly sunny, with a high near 64. Calm wind becoming south southwest 5 to 8 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 35.
Wednesday
Partly sunny, with a high near 66.
Wednesday Night
A 30 percent chance of showers, mainly after midnight. Mostly cloudy, with a low around 38.
Thursday
Rain and snow showers likely. Some thunder is also possible. Partly sunny, with a high near 58. Breezy.
Thursday Night
Rain and snow showers likely. Mostly cloudy, with a low around 25. Blustery.
Friday
A chance of snow showers. Partly sunny, with a high near 48.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Greybull WY
 44.49°N 108.04°W (Elev. 3973 ft)
Last Update:
12:33 pm MDT Apr 11, 2026
Forecast Valid:
2pm MDT Apr 11, 2026-6pm MDT Apr 17, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation