Heat the Southwest; Fire Weather in the Central U.S.; Kona Low Impacting Hawaii

A rare March heat wave is ongoing with much above-normal temperatures over the Southwest U.S. through this weekend. Periods of critical fire weather will persist from the central Rockies to the central and southern Plains through the weekend as gusty winds and low relative humidity continue. A Kona low will continue to bring several rounds of moderate to heavy rainfall to Hawaii through Sunday. Read More >

Hazardous Weather Conditions

Current conditions at

South Big Horn County Airport (KGEY)

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

Clear

45°F

7°C

Humidity 61%
Wind Speed NW 12 MPH
Barometer 29.97 in (1014.9 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Wind Chill39°F (4°C)
Last update 22 Mar 12:35 AM MDT
Extended Forecast for

4 Miles N Greybull/S Big Horn Airport WY

  • Overnight

    Overnight: Isolated showers between 3am and 4am.  Partly cloudy, with a steady temperature around 48. Breezy, with a northwest wind 13 to 17 mph, with gusts as high as 22 mph.  Chance of precipitation is 20%.

    Low: 48 °F

    Isolated
    Showers and
    Breezy

  • Sunday

    Sunday: Partly sunny, then gradually becoming sunny, with a high near 61. Northwest wind 6 to 11 mph becoming light and variable.

    High: 61 °F

    Becoming
    Sunny

  • Sunday Night

    Sunday Night: Increasing clouds, with a low around 44. North northeast wind 5 to 7 mph becoming light and variable  in the evening.

    Low: 44 °F

    Increasing
    Clouds

  • Monday

    Monday: Cloudy through mid morning, then gradual clearing, with a high near 69. Calm wind becoming east around 5 mph in the afternoon.

    High: 69 °F

    Gradual
    Clearing

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 40. Northeast wind 3 to 6 mph.

    Low: 40 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 69. East southeast wind 5 to 10 mph becoming west southwest in the morning.

    High: 69 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 46. South wind 7 to 10 mph becoming east southeast in the evening.

    Low: 46 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 77. Windy.

    High: 77 °F

    Mostly Sunny
    then Mostly
    Sunny and
    Windy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 37. Breezy.

    Low: 37 °F

    Mostly Cloudy
    and Breezy

Detailed Forecast

Overnight
Isolated showers between 3am and 4am. Partly cloudy, with a steady temperature around 48. Breezy, with a northwest wind 13 to 17 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.
Sunday
Partly sunny, then gradually becoming sunny, with a high near 61. Northwest wind 6 to 11 mph becoming light and variable.
Sunday Night
Increasing clouds, with a low around 44. North northeast wind 5 to 7 mph becoming light and variable in the evening.
Monday
Cloudy through mid morning, then gradual clearing, with a high near 69. Calm wind becoming east around 5 mph in the afternoon.
Monday Night
Mostly cloudy, with a low around 40. Northeast wind 3 to 6 mph.
Tuesday
Partly sunny, with a high near 69. East southeast wind 5 to 10 mph becoming west southwest in the morning.
Tuesday Night
Partly cloudy, with a low around 46. South wind 7 to 10 mph becoming east southeast in the evening.
Wednesday
Mostly sunny, with a high near 77. Windy.
Wednesday Night
Mostly cloudy, with a low around 37. Breezy.
Thursday
Mostly sunny, with a high near 54. Breezy.
Thursday Night
Partly cloudy, with a low around 29. Blustery.
Friday
Sunny, with a high near 54.
Friday Night
Partly cloudy, with a low around 31.
Saturday
Mostly sunny, with a high near 63.
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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)
12:17 am MDT Mar 22, 2026
12am MDT Mar 22, 2026-6pm MDT Mar 28, 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