Severe Thunderstorms and Heavy Rainfall in the Ohio Valley and Great Lakes; Winter Weather in the Northern Tier

A slow moving front extending from the Great Lakes region into the Plains will bring snow, wintry mix, and ice accumulation north of the front from the Upper Midwest into New England, and severe weather and heavy rain south of the front. Scattered severe thunderstorms with damaging gusts, severe hail, and heavy rain are expected across parts of the Great Lakes/Midwest through tonight. Read More >

Hazardous Weather Conditions

Current conditions at

South Big Horn County Airport (KGEY)

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

Mostly Cloudy

37°F

3°C

Humidity 69%
Wind Speed WNW 16 MPH
Barometer 29.79 in (1008.81 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Wind Chill28°F (-2°C)
Last update 31 Mar 10:35 PM MDT
Extended Forecast for

4 Miles N Greybull/S Big Horn Airport WY

  • Tonight

    Tonight: A 50 percent chance of showers, mainly between midnight and 4am.  Mostly cloudy, with a low around 33. Northwest wind 8 to 14 mph, with gusts as high as 20 mph.

    Low: 33 °F

    Slight Chance
    Showers then
    Chance
    Showers

  • Wednesday

    Wednesday: A chance of rain and snow showers before 4pm, then a slight chance of rain showers between 4pm and 5pm.  Mostly cloudy, with a high near 54. Northwest wind 5 to 8 mph.  Chance of precipitation is 30%. Little or no snow accumulation expected.

    High: 54 °F

    Slight Chance
    Rain/Snow
    then Chance
    Showers

  • Wednesday Night

    Wednesday Night: A slight chance of showers between 9pm and midnight.  Partly cloudy, with a low around 36. Northwest wind 8 to 10 mph becoming southeast after midnight.  Chance of precipitation is 20%.

    Low: 36 °F

    Slight Chance
    Showers then
    Partly Cloudy

  • Thursday

    Thursday: A slight chance of showers, then showers likely and possibly a thunderstorm after noon.  Mostly cloudy, with a high near 58. Breezy, with a southeast wind 10 to 18 mph becoming west northwest in the afternoon. Winds could gust as high as 25 mph.  Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 58 °F

    Slight Chance
    Showers then
    Showers
    Likely and
    Breezy

  • Thursday Night

    Thursday Night: Rain and snow showers likely before midnight, then snow showers. Some thunder is also possible.  Low around 31. Blustery, with a west northwest wind 21 to 24 mph, with gusts as high as 31 mph.  Chance of precipitation is 80%. New snow accumulation of less than one inch possible.

    Low: 31 °F

    Blustery.
    Rain/Snow
    Likely then
    Snow Showers

  • Friday

    Friday: Snow showers likely, mainly before noon.  Mostly cloudy, with a high near 43. Windy, with a north northwest wind 23 to 26 mph, with gusts as high as 43 mph.  Chance of precipitation is 70%.

    High: 43 °F

    Windy. Snow
    Showers
    Likely then
    Chance Snow
    Showers

  • Friday Night

    Friday Night: Partly cloudy, with a low around 27. Blustery, with a west wind 18 to 23 mph decreasing to 9 to 14 mph after midnight. Winds could gust as high as 29 mph.

    Low: 27 °F

    Partly Cloudy
    and Blustery
    then Partly
    Cloudy

  • Saturday

    Saturday: Sunny, with a high near 55.

    High: 55 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 32.

    Low: 32 °F

    Mostly Clear

Detailed Forecast

Tonight
A 50 percent chance of showers, mainly between midnight and 4am. Mostly cloudy, with a low around 33. Northwest wind 8 to 14 mph, with gusts as high as 20 mph.
Wednesday
A chance of rain and snow showers before 4pm, then a slight chance of rain showers between 4pm and 5pm. Mostly cloudy, with a high near 54. Northwest wind 5 to 8 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Wednesday Night
A slight chance of showers between 9pm and midnight. Partly cloudy, with a low around 36. Northwest wind 8 to 10 mph becoming southeast after midnight. Chance of precipitation is 20%.
Thursday
A slight chance of showers, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 58. Breezy, with a southeast wind 10 to 18 mph becoming west northwest in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Rain and snow showers likely before midnight, then snow showers. Some thunder is also possible. Low around 31. Blustery, with a west northwest wind 21 to 24 mph, with gusts as high as 31 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.
Friday
Snow showers likely, mainly before noon. Mostly cloudy, with a high near 43. Windy, with a north northwest wind 23 to 26 mph, with gusts as high as 43 mph. Chance of precipitation is 70%.
Friday Night
Partly cloudy, with a low around 27. Blustery, with a west wind 18 to 23 mph decreasing to 9 to 14 mph after midnight. Winds could gust as high as 29 mph.
Saturday
Sunny, with a high near 55.
Saturday Night
Mostly clear, with a low around 32.
Sunday
Sunny, with a high near 63.
Sunday Night
Partly cloudy, with a low around 36.
Monday
Mostly sunny, with a high near 63.
Monday Night
Mostly cloudy, with a low around 37. Breezy.
Tuesday
Mostly sunny, with a high near 68.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles N Greybull/S Big Horn Airport WY
 44.58°N 108.08°W (Elev. 4800 ft)
10:02 pm MDT Mar 31, 2026
10pm MDT Mar 31, 2026-6pm MDT Apr 7, 2026
 
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Additional Resources

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