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.

Partly Cloudy

69°F

21°C

Humidity 18%
Wind Speed WSW 14 MPH
Barometer 29.59 in (1002.03 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Last update 15 Apr 05:53 PM MDT
Extended Forecast for

Greybull WY

  • Tonight

    Tonight: A 20 percent chance of showers after 3am. Mostly cloudy, with a low around 38. Southwest wind 9 to 13 mph becoming northwest after midnight. Winds could gust as high as 22 mph.

    Low: 38 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Thursday

    Thursday: Rain and snow showers likely before 1pm, then a chance of rain showers between 1pm and 2pm, then rain and snow showers likely after 2pm. Some thunder is also possible. Mostly cloudy, with a high near 53. Breezy, with a northwest wind 8 to 13 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 44 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.

    High: 53 °F

    Rain/Snow
    Likely and
    Breezy

  • Thursday Night

    Thursday Night: Rain and snow showers likely, becoming all snow after 9pm. Mostly cloudy, with a low around 26. Blustery, with a north northwest wind 16 to 21 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 40 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 26 °F

    Blustery.
    Rain/Snow
    Likely then
    Chance Snow
    Showers

  • Friday

    Friday: A 40 percent chance of snow showers. Mostly sunny, with a high near 49. Breezy, with a north northwest wind 9 to 18 mph, with gusts as high as 30 mph. Little or no snow accumulation expected.

    High: 49 °F

    Chance Snow
    Showers and
    Breezy

  • Friday Night

    Friday Night: A 20 percent chance of snow showers before midnight. Mostly cloudy, with a low around 23. Blustery, with a north northwest wind 11 to 16 mph becoming light and variable after midnight. Winds could gust as high as 26 mph.

    Low: 23 °F

    Slight Chance
    Snow Showers
    and Blustery
    then Partly
    Cloudy

  • Saturday

    Saturday: Sunny, with a high near 56. Light southeast wind becoming east 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 56 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 28. East wind 5 to 9 mph.

    Low: 28 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 69.

    High: 69 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 36.

    Low: 36 °F

    Mostly Clear

Detailed Forecast

Tonight
A 20 percent chance of showers after 3am. Mostly cloudy, with a low around 38. Southwest wind 9 to 13 mph becoming northwest after midnight. Winds could gust as high as 22 mph.
Thursday
Rain and snow showers likely before 1pm, then a chance of rain showers between 1pm and 2pm, then rain and snow showers likely after 2pm. Some thunder is also possible. Mostly cloudy, with a high near 53. Breezy, with a northwest wind 8 to 13 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 44 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.
Thursday Night
Rain and snow showers likely, becoming all snow after 9pm. Mostly cloudy, with a low around 26. Blustery, with a north northwest wind 16 to 21 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 40 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Friday
A 40 percent chance of snow showers. Mostly sunny, with a high near 49. Breezy, with a north northwest wind 9 to 18 mph, with gusts as high as 30 mph. Little or no snow accumulation expected.
Friday Night
A 20 percent chance of snow showers before midnight. Mostly cloudy, with a low around 23. Blustery, with a north northwest wind 11 to 16 mph becoming light and variable after midnight. Winds could gust as high as 26 mph.
Saturday
Sunny, with a high near 56. Light southeast wind becoming east 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.
Saturday Night
Mostly clear, with a low around 28. East wind 5 to 9 mph.
Sunday
Sunny, with a high near 69.
Sunday Night
Mostly clear, with a low around 36.
Monday
Sunny, with a high near 77.
Monday Night
Mostly clear, with a low around 42.
Tuesday
Sunny, with a high near 80.
Tuesday Night
Partly cloudy, with a low around 45.
Wednesday
A slight chance of showers. Mostly sunny, with a high near 75.
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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:
6:01 pm MDT Apr 15, 2026
Forecast Valid:
6pm MDT Apr 15, 2026-6pm MDT Apr 22, 2026
 
Forecast Discussion
 
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Additional Resources

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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