Critical Fire Weather in the Southern High Plains; Heavy Snow in the Great Lakes and Northeast U.S.

Gusty winds and low relative humidity will bring elevated to critical fire weather conditions to the southern High Plains through the weekend. A winter storm will track across the Great Lakes and Northeast U.S. into Saturday with areas of wintry mix and heavy snow from northern New York through southern Maine. Read More >

Current conditions at

South Big Horn County Airport (KGEY)

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

Clear

-1°F

-18°C

Humidity 82%
Wind Speed WSW 5 MPH
Barometer 30.09 in (1018.96 mb)
Dewpoint -5°F (-21°C)
Visibility 10.00 mi
Wind Chill-12°F (-24°C)
Last update 21 Feb 02:53 AM MST
Extended Forecast for

4 Miles N Greybull/S Big Horn Airport WY

  • Overnight

    Overnight: Partly cloudy, with a low around 8. Wind chill values as low as zero. Southeast wind around 6 mph.

    Low: 8 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 33. Wind chill values as low as zero. South southeast wind 5 to 7 mph.

    High: 33 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 10. Southeast wind around 6 mph.

    Low: 10 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, then gradually becoming sunny, with a high near 40. South southeast wind around 7 mph.

    High: 40 °F

    Becoming
    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 20. Southeast wind around 8 mph.

    Low: 20 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 47. South southeast wind 7 to 9 mph.

    High: 47 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 31. Southeast wind around 9 mph.

    Low: 31 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 51.

    High: 51 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: A chance of rain showers before 11pm, then a chance of rain and snow showers.  Mostly cloudy, with a low around 30. Breezy.  Chance of precipitation is 40%.

    Low: 30 °F

    Chance
    Rain/Snow and
    Breezy

Detailed Forecast

Overnight
Partly cloudy, with a low around 8. Wind chill values as low as zero. Southeast wind around 6 mph.
Saturday
Mostly sunny, with a high near 33. Wind chill values as low as zero. South southeast wind 5 to 7 mph.
Saturday Night
Partly cloudy, with a low around 10. Southeast wind around 6 mph.
Sunday
Partly sunny, then gradually becoming sunny, with a high near 40. South southeast wind around 7 mph.
Sunday Night
Partly cloudy, with a low around 20. Southeast wind around 8 mph.
Monday
Partly sunny, with a high near 47. South southeast wind 7 to 9 mph.
Monday Night
Mostly cloudy, with a low around 31. Southeast wind around 9 mph.
Tuesday
Mostly cloudy, with a high near 51.
Tuesday Night
A chance of rain showers before 11pm, then a chance of rain and snow showers. Mostly cloudy, with a low around 30. Breezy. Chance of precipitation is 40%.
Wednesday
A 30 percent chance of snow showers, mainly before 11am. Mostly sunny, with a high near 46. Breezy.
Wednesday Night
Mostly clear, with a low around 24. Blustery.
Thursday
Sunny, with a high near 50. Breezy.
Thursday Night
Partly cloudy, with a low around 28. Breezy.
Friday
Mostly sunny, with a high near 52. Breezy.
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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)
2:01 am MST Feb 21, 2026
3am MST Feb 21, 2026-6pm MST Feb 27, 2026
 
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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