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

Severe Thunderstorms in the Southern Plains; Heavy to Excessive Rainfall in South Central Texas

Widespread rain may produce flash flooding across the Southern Plains into the Ozarks today. Numerous instances of flash flooding are expected in south-central Texas, including the Hill Country. There will also be a risk of isolated severe thunderstorms across the southern Plains today, where an instance or two of severe wind, hail, or a brief tornado may occur. Read More >

Hazardous Weather Conditions

Current conditions at

South Big Horn County Airport (KGEY)

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

Clear

39°F

4°C

Humidity 69%
Wind Speed S 3 MPH
Barometer 30.02 in (1016.59 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Last update 20 Nov 11:05 AM MST
Extended Forecast for

Greybull/S Big Horn Airport WY

  • Today

    Today: Sunny, with a high near 51. Calm wind.

    High: 51 °F

    Sunny

  • Tonight

    Tonight: Patchy fog after 1am. Otherwise, mostly clear, with a low around 27. Light and variable wind.

    Low: 27 °F

    Mostly Clear
    then Patchy
    Fog

  • Friday

    Friday: Areas of fog before 10am. Otherwise, sunny, with a high near 53. Calm wind becoming south southeast 5 to 7 mph in the afternoon.

    High: 53 °F

    Areas Fog
    then Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 24. Southeast wind around 5 mph becoming calm after midnight.

    Low: 24 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 51. Calm wind becoming south southeast around 5 mph.

    High: 51 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 24. Southeast wind 3 to 5 mph.

    Low: 24 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 51. Calm wind.

    High: 51 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 24.

    Low: 24 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 52.

    High: 52 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 51. Calm wind.
Tonight
Patchy fog after 1am. Otherwise, mostly clear, with a low around 27. Light and variable wind.
Friday
Areas of fog before 10am. Otherwise, sunny, with a high near 53. Calm wind becoming south southeast 5 to 7 mph in the afternoon.
Friday Night
Mostly clear, with a low around 24. Southeast wind around 5 mph becoming calm after midnight.
Saturday
Mostly sunny, with a high near 51. Calm wind becoming south southeast around 5 mph.
Saturday Night
Mostly clear, with a low around 24. Southeast wind 3 to 5 mph.
Sunday
Sunny, with a high near 51. Calm wind.
Sunday Night
Mostly clear, with a low around 24.
Monday
Mostly sunny, with a high near 52.
Monday Night
A chance of rain and snow showers. Partly cloudy, with a low around 21. Chance of precipitation is 30%.
Tuesday
A slight chance of snow showers. Mostly sunny, with a high near 38.
Tuesday Night
Partly cloudy, with a low around 13.
Wednesday
Mostly sunny, with a high near 35.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Greybull/S Big Horn Airport WY
 44.51°N 108.07°W (Elev. 3799 ft)
Last Update:
9:47 am MST Nov 20, 2025
Forecast Valid:
11am MST Nov 20, 2025-6pm MST Nov 26, 2025
 
Forecast Discussion
 
Get as KML Get as XML

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