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

Hazardous Spring Weather Shifts to the Eastern and Northwest U.S. Wednesday

Isolated to scattered severe thunderstorms are expected Wednesday from the ArkLaTex and Lower Mississippi Valley northeastward through the Ohio Valley and Mid-Atlantic. Thunderstorms may produce heavy to excessive rain that could pose a flooding threat from east Texas into Upstate New York. A moderate atmospheric river will bring heavy snow and high winds to the Northwest U.S. Read More >

Hazardous Weather Conditions

Current conditions at

South Big Horn County Airport (KGEY)

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

Partly Cloudy

25°F

-4°C

Humidity 74%
Wind Speed N 0 MPH
Barometer 30.16 in (1021.34 mb)
Dewpoint 18°F (-8°C)
Visibility 10.00 mi
Last update 11 Mar 01:53 AM MDT
Extended Forecast for

Greybull WY

High Wind Watch March 12, 09:00am until March 12, 09:00pm
Click here for hazard details and duration
High Wind Watch

  • Overnight

    Overnight: Partly cloudy, with a low around 19. West wind around 6 mph.

    Low: 19 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 45. Calm wind becoming southwest 5 to 9 mph in the afternoon.

    High: 45 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 34. Breezy, with a west southwest wind 6 to 15 mph becoming east southeast in the evening. Winds could gust as high as 24 mph.

    Low: 34 °F

    Mostly Cloudy
    then Mostly
    Cloudy and
    Breezy

  • Thursday

    Thursday: Mostly sunny, with a high near 61. Windy, with a southeast wind 13 to 23 mph becoming west 23 to 33 mph in the afternoon. Winds could gust as high as 50 mph.

    High: 61 °F

    Mostly Sunny
    and Windy

  • Thursday Night

    Thursday Night: A chance of rain and snow showers. Mostly cloudy, with a low around 31. Windy, with a north northwest wind 21 to 26 mph becoming light and variable after midnight. Winds could gust as high as 40 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.

    Low: 31 °F

    Chance
    Rain/Snow and
    Windy

  • Friday

    Friday: A chance of rain and snow showers before noon, then a chance of rain showers. Mostly cloudy, with a high near 61. Breezy, with a light and variable wind becoming west northwest 10 to 15 mph in the afternoon. Winds could gust as high as 26 mph. Chance of precipitation is 40%.

    High: 61 °F

    Chance
    Rain/Snow
    then Chance
    Showers and
    Breezy

  • Friday Night

    Friday Night: A 40 percent chance of showers. Mostly cloudy, with a low around 30. Blustery, with a west northwest wind 10 to 15 mph becoming light. Winds could gust as high as 25 mph.

    Low: 30 °F

    Chance
    Showers and
    Blustery

  • Saturday

    Saturday: Rain likely, possibly mixed with snow showers, mainly after noon. Partly sunny, with a high near 57. Breezy. Chance of precipitation is 70%.

    High: 57 °F

    Chance
    Rain/Snow
    then
    Rain/Snow
    Likely and
    Breezy

  • Saturday Night

    Saturday Night: Rain and snow showers likely before midnight, then a chance of snow showers. Mostly cloudy, with a low around 17. Blustery. Chance of precipitation is 70%.

    Low: 17 °F

    Blustery.
    Rain/Snow
    Likely then
    Chance Snow
    Showers

Detailed Forecast

Overnight
Partly cloudy, with a low around 19. West wind around 6 mph.
Wednesday
Sunny, with a high near 45. Calm wind becoming southwest 5 to 9 mph in the afternoon.
Wednesday Night
Mostly cloudy, with a low around 34. Breezy, with a west southwest wind 6 to 15 mph becoming east southeast in the evening. Winds could gust as high as 24 mph.
Thursday
Mostly sunny, with a high near 61. Windy, with a southeast wind 13 to 23 mph becoming west 23 to 33 mph in the afternoon. Winds could gust as high as 50 mph.
Thursday Night
A chance of rain and snow showers. Mostly cloudy, with a low around 31. Windy, with a north northwest wind 21 to 26 mph becoming light and variable after midnight. Winds could gust as high as 40 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.
Friday
A chance of rain and snow showers before noon, then a chance of rain showers. Mostly cloudy, with a high near 61. Breezy, with a light and variable wind becoming west northwest 10 to 15 mph in the afternoon. Winds could gust as high as 26 mph. Chance of precipitation is 40%.
Friday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 30. Blustery, with a west northwest wind 10 to 15 mph becoming light. Winds could gust as high as 25 mph.
Saturday
Rain likely, possibly mixed with snow showers, mainly after noon. Partly sunny, with a high near 57. Breezy. Chance of precipitation is 70%.
Saturday Night
Rain and snow showers likely before midnight, then a chance of snow showers. Mostly cloudy, with a low around 17. Blustery. Chance of precipitation is 70%.
Sunday
Mostly sunny, with a high near 39.
Sunday Night
Mostly cloudy, with a low around 20.
Monday
Mostly cloudy, with a high near 52.
Monday Night
Mostly cloudy, with a low around 30.
Tuesday
Mostly cloudy, with a high near 67.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Greybull WY
 44.49°N 108.07°W (Elev. 3894 ft)
Last Update:
2:03 am MDT Mar 11, 2026
Forecast Valid:
2am MDT Mar 11, 2026-6pm MDT Mar 17, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

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Chance of Precipitation