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

Severe Weather and Flooding Threats for the Central U.S.; Fire Weather Concerns for the Western U.S.

Severe weather and flooding threats continue for portions of the central U.S., with impactful flash flooding possible from southern Kansas to southwestern Missouri. Extremely Critical fire weather conditions will develop across the Great Basin and Southwest on Friday, with dry and windy conditions through the weekend. Dangerous heat will increase across the southern and central U.S. this weekend. Read More >

Current conditions at

South Big Horn County Airport (KGEY)

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

Partly Cloudy

73°F

23°C

Humidity 46%
Wind Speed W 5 MPH
Barometer 29.87 in (1011.51 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 25 Jun 06:20 PM MDT
Extended Forecast for

Greybull WY

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before 7pm. Some of the storms could be severe. Mostly cloudy, with a low around 54. North northwest wind 5 to 7 mph becoming calm in the evening.

    Low: 54 °F

    Severe
    Thunderstorms
    then Mostly
    Cloudy

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 90. Light south southeast wind becoming south southwest 5 to 10 mph in the afternoon. Winds could gust as high as 23 mph.

    High: 90 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Friday Night

    Friday Night: A chance of showers and thunderstorms before 3am, then a slight chance of showers and thunderstorms after 4am. Partly cloudy, with a low around 57. North wind 5 to 10 mph becoming light and variable after midnight. Winds could gust as high as 21 mph. Chance of precipitation is 30%.

    Low: 57 °F

    Chance
    Showers then
    Slight Chance
    T-storms

  • Saturday

    Saturday: A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 82. Light south southeast wind increasing to 8 to 13 mph in the afternoon. Winds could gust as high as 25 mph.

    High: 82 °F

    Mostly Sunny
    then Chance
    T-storms

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before midnight, then a slight chance of showers. Mostly cloudy, with a low around 50. South southeast wind 8 to 13 mph becoming light and variable after midnight. Winds could gust as high as 24 mph. Chance of precipitation is 40%.

    Low: 50 °F

    Chance
    Showers

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 75. Calm wind becoming northwest 5 to 9 mph in the afternoon. Winds could gust as high as 23 mph.

    High: 75 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms before midnight, then a slight chance of showers. Mostly cloudy, with a low around 47. West northwest wind 7 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 30%.

    Low: 47 °F

    Chance
    Showers

  • Monday

    Monday: Mostly sunny, with a high near 75.

    High: 75 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 48.

    Low: 48 °F

    Partly Cloudy

Detailed Forecast

Tonight
A 20 percent chance of showers and thunderstorms before 7pm. Some of the storms could be severe. Mostly cloudy, with a low around 54. North northwest wind 5 to 7 mph becoming calm in the evening.
Friday
A 20 percent chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 90. Light south southeast wind becoming south southwest 5 to 10 mph in the afternoon. Winds could gust as high as 23 mph.
Friday Night
A chance of showers and thunderstorms before 3am, then a slight chance of showers and thunderstorms after 4am. Partly cloudy, with a low around 57. North wind 5 to 10 mph becoming light and variable after midnight. Winds could gust as high as 21 mph. Chance of precipitation is 30%.
Saturday
A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 82. Light south southeast wind increasing to 8 to 13 mph in the afternoon. Winds could gust as high as 25 mph.
Saturday Night
A chance of showers and thunderstorms before midnight, then a slight chance of showers. Mostly cloudy, with a low around 50. South southeast wind 8 to 13 mph becoming light and variable after midnight. Winds could gust as high as 24 mph. Chance of precipitation is 40%.
Sunday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 75. Calm wind becoming northwest 5 to 9 mph in the afternoon. Winds could gust as high as 23 mph.
Sunday Night
A chance of showers and thunderstorms before midnight, then a slight chance of showers. Mostly cloudy, with a low around 47. West northwest wind 7 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 30%.
Monday
Mostly sunny, with a high near 75.
Monday Night
Partly cloudy, with a low around 48.
Tuesday
Sunny, with a high near 83.
Tuesday Night
Mostly clear, with a low around 52.
Wednesday
Sunny, with a high near 88.
Wednesday Night
Mostly clear, with a low around 54.
Thursday
Sunny, with a high near 94.
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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:
6:02 pm MDT Jun 25, 2026
Forecast Valid:
6pm MDT Jun 25, 2026-6pm MDT Jul 2, 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