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

Flash Flooding Continuing Along the Gulf Coast; Dry Thunderstorms in the West

Excessive rainfall continues to produce life-threatening, locally catastrophic flash flooding along the central Gulf Coast. Isolated to scattered dry thunderstorms may cause lightning-ignited fires and erratic behavior due to gusty winds across parts Oregon, California, and the Great Basin into the weekend. Read More >

Current conditions at

South Big Horn County Airport (KGEY)

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

Clear

81°F

27°C

Humidity 19%
Wind Speed ENE 3 MPH
Barometer 29.96 in (1014.56 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 19 Jun 05:35 PM MDT
Extended Forecast for

Greybull WY

  • Tonight

    Tonight: Partly cloudy, with a low around 51. North northwest wind 5 to 8 mph becoming calm after midnight.

    Low: 51 °F

    Partly Cloudy

  • Saturday

    Saturday: A 40 percent chance of showers and thunderstorms, mainly after 2pm. Increasing clouds, with a high near 84. Light and variable wind becoming west southwest 6 to 11 mph in the afternoon. Winds could gust as high as 22 mph.

    High: 84 °F

    Mostly Cloudy
    then Chance
    Showers

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before midnight, then a slight chance of showers. Mostly cloudy, with a low around 53. North northeast wind 8 to 13 mph becoming light and variable after midnight. Winds could gust as high as 23 mph. Chance of precipitation is 30%.

    Low: 53 °F

    Chance
    Showers

  • Sunday

    Sunday: A 20 percent chance of showers before noon. Cloudy through mid morning, then gradual clearing, with a high near 82. Light northwest wind increasing to 8 to 13 mph in the morning. Winds could gust as high as 23 mph.

    High: 82 °F

    Slight Chance
    Showers then
    Mostly Sunny

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms. Partly cloudy, with a low around 51. North northwest wind 6 to 11 mph becoming light and variable after midnight. Winds could gust as high as 21 mph. Chance of precipitation is 30%.

    Low: 51 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms before noon. Sunny, with a high near 78. Breezy, with a light northwest wind becoming north northwest 18 to 23 mph in the morning. Winds could gust as high as 38 mph.

    High: 78 °F

    Slight Chance
    T-storms then
    Sunny and
    Breezy

  • Monday Night

    Monday Night: Mostly clear, with a low around 47. Breezy, with a northwest wind 18 to 23 mph decreasing to 9 to 14 mph after midnight. Winds could gust as high as 37 mph.

    Low: 47 °F

    Mostly Clear
    and Breezy
    then Mostly
    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 81.

    High: 81 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 50.

    Low: 50 °F

    Mostly Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 51. North northwest wind 5 to 8 mph becoming calm after midnight.
Saturday
A 40 percent chance of showers and thunderstorms, mainly after 2pm. Increasing clouds, with a high near 84. Light and variable wind becoming west southwest 6 to 11 mph in the afternoon. Winds could gust as high as 22 mph.
Saturday Night
A chance of showers and thunderstorms before midnight, then a slight chance of showers. Mostly cloudy, with a low around 53. North northeast wind 8 to 13 mph becoming light and variable after midnight. Winds could gust as high as 23 mph. Chance of precipitation is 30%.
Sunday
A 20 percent chance of showers before noon. Cloudy through mid morning, then gradual clearing, with a high near 82. Light northwest wind increasing to 8 to 13 mph in the morning. Winds could gust as high as 23 mph.
Sunday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 51. North northwest wind 6 to 11 mph becoming light and variable after midnight. Winds could gust as high as 21 mph. Chance of precipitation is 30%.
Monday
A 20 percent chance of showers and thunderstorms before noon. Sunny, with a high near 78. Breezy, with a light northwest wind becoming north northwest 18 to 23 mph in the morning. Winds could gust as high as 38 mph.
Monday Night
Mostly clear, with a low around 47. Breezy, with a northwest wind 18 to 23 mph decreasing to 9 to 14 mph after midnight. Winds could gust as high as 37 mph.
Tuesday
Sunny, with a high near 81.
Tuesday Night
Mostly clear, with a low around 50.
Wednesday
Sunny, with a high near 87.
Wednesday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 53.
Thursday
Sunny, with a high near 89.
Thursday Night
Mostly clear, with a low around 54.
Friday
Mostly sunny, with a high near 90.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Greybull WY
 44.49°N 108.04°W (Elev. 3973 ft)
Last Update:
5:47 pm MDT Jun 19, 2026
Forecast Valid:
5pm MDT Jun 19, 2026-6pm MDT Jun 26, 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