Record Breaking Temperatures and Critical Fire Weather

More than 200 record or near record maximum temperatures are forecast across the southern half of the U.S. through the end of this week before additional record temperatures center back over the Southwest U.S. into the Rockies this weekend. Widespread record breaking warmth, low humidity, and gusty winds will produce critical fire weather today in the central Rockies to Plains. Read More >

Current conditions at

South Big Horn County Airport (KGEY)

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

Clear

73°F

23°C

Humidity 18%
Wind Speed SW 5 MPH
Barometer 29.86 in (1011.18 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Last update 25 Mar 11:20 AM MDT
Extended Forecast for

Greybull/S Big Horn Airport WY

Red Flag Warning March 25, 12:00pm until March 25, 09:00pm
Click here for hazard details and duration
Red Flag Warning
  • Today

    Today: Mostly sunny, with a high near 81. Breezy, with a south wind 8 to 13 mph becoming west 18 to 23 mph in the afternoon. Winds could gust as high as 34 mph.

    High: 81 °F

    Mostly Sunny
    and Breezy

  • Tonight

    Tonight: Partly cloudy, with a low around 41. Breezy, with a west wind 16 to 21 mph becoming light and variable. Winds could gust as high as 31 mph.

    Low: 41 °F

    Partly Cloudy
    and Breezy

  • Thursday

    Thursday: A slight chance of rain showers before 3pm, then a slight chance of rain and snow showers.  Mostly sunny, with a high near 53. Breezy, with a north northwest wind 20 to 23 mph, with gusts as high as 34 mph.  Chance of precipitation is 20%.

    High: 53 °F

    Breezy.
    Slight Chance
    Showers then
    Slight Chance
    Rain/Snow

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 24. Blustery, with a north northwest wind 18 to 23 mph becoming light northwest  after midnight. Winds could gust as high as 33 mph.

    Low: 24 °F

    Mostly Clear
    and Blustery
    then Mostly
    Clear

  • Friday

    Friday: Sunny, with a high near 60. Calm wind becoming south southeast 5 to 8 mph in the afternoon.

    High: 60 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 31. Southeast wind 5 to 8 mph becoming calm  after midnight.

    Low: 31 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 75. Calm wind becoming south southeast around 6 mph in the afternoon.

    High: 75 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 37.

    Low: 37 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 79.

    High: 79 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 81. Breezy, with a south wind 8 to 13 mph becoming west 18 to 23 mph in the afternoon. Winds could gust as high as 34 mph.
Tonight
Partly cloudy, with a low around 41. Breezy, with a west wind 16 to 21 mph becoming light and variable. Winds could gust as high as 31 mph.
Thursday
A slight chance of rain showers before 3pm, then a slight chance of rain and snow showers. Mostly sunny, with a high near 53. Breezy, with a north northwest wind 20 to 23 mph, with gusts as high as 34 mph. Chance of precipitation is 20%.
Thursday Night
Mostly clear, with a low around 24. Blustery, with a north northwest wind 18 to 23 mph becoming light northwest after midnight. Winds could gust as high as 33 mph.
Friday
Sunny, with a high near 60. Calm wind becoming south southeast 5 to 8 mph in the afternoon.
Friday Night
Partly cloudy, with a low around 31. Southeast wind 5 to 8 mph becoming calm after midnight.
Saturday
Mostly sunny, with a high near 75. Calm wind becoming south southeast around 6 mph in the afternoon.
Saturday Night
Mostly cloudy, with a low around 37.
Sunday
Mostly sunny, with a high near 79.
Sunday Night
Mostly cloudy, with a low around 41.
Monday
Partly sunny, with a high near 78.
Monday Night
Mostly cloudy, with a low around 39.
Tuesday
A slight chance of showers. Partly sunny, with a high near 65.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Greybull/S Big Horn Airport WY
 44.51°N 108.07°W (Elev. 3799 ft)
9:33 am MDT Mar 25, 2026
11am MDT Mar 25, 2026-6pm MDT Mar 31, 2026
 
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