Early Spring Heat Wave in the Southwest U.S.; Critical Fire Weather in the Central Rockies and Plains

An unusual early Spring heat wave will continue much above-normal temperatures over the Southwest U.S. through early next week. Many locations are likely to set records for the highest-ever March temperature. Periods of critical fire weather will persist from the central Rockies to the central Plains through Saturday as gusty winds and low relative humidity continue. Read More >

Hazardous Weather Conditions

Current conditions at

South Big Horn County Airport (KGEY)

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

Clear

37°F

3°C

Humidity 64%
Wind Speed N 0 MPH
Barometer 30.14 in (1020.66 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Last update 19 Mar 08:35 AM MDT
Extended Forecast for

Greybull WY

  • Today

    Today: Sunny, with a high near 82. Light and variable wind becoming west 5 to 10 mph in the afternoon.

    High: 82 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 45. West northwest wind 6 to 11 mph becoming light and variable  in the evening.

    Low: 45 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 83. Light and variable wind becoming west southwest 5 to 10 mph in the afternoon.

    High: 83 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 44. West southwest wind 6 to 9 mph becoming east southeast in the evening.

    Low: 44 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 82. Breezy, with a southeast wind 5 to 10 mph becoming west northwest 13 to 18 mph in the afternoon. Winds could gust as high as 28 mph.

    High: 82 °F

    Mostly Sunny
    then Mostly
    Sunny and
    Breezy

  • Saturday Night

    Saturday Night: A 20 percent chance of showers.  Mostly cloudy, with a low around 37. Breezy, with a northwest wind 15 to 20 mph decreasing to 7 to 12 mph after midnight. Winds could gust as high as 30 mph.

    Low: 37 °F

    Slight Chance
    Showers and
    Breezy

  • Sunday

    Sunday: Mostly sunny, with a high near 62. Northwest wind around 6 mph becoming light and variable.

    High: 62 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 35.

    Low: 35 °F

    Mostly Clear

  • Monday

    Monday: Partly sunny, with a high near 67.

    High: 67 °F

    Partly Sunny

Detailed Forecast

Today
Sunny, with a high near 82. Light and variable wind becoming west 5 to 10 mph in the afternoon.
Tonight
Partly cloudy, with a low around 45. West northwest wind 6 to 11 mph becoming light and variable in the evening.
Friday
Sunny, with a high near 83. Light and variable wind becoming west southwest 5 to 10 mph in the afternoon.
Friday Night
Partly cloudy, with a low around 44. West southwest wind 6 to 9 mph becoming east southeast in the evening.
Saturday
Mostly sunny, with a high near 82. Breezy, with a southeast wind 5 to 10 mph becoming west northwest 13 to 18 mph in the afternoon. Winds could gust as high as 28 mph.
Saturday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 37. Breezy, with a northwest wind 15 to 20 mph decreasing to 7 to 12 mph after midnight. Winds could gust as high as 30 mph.
Sunday
Mostly sunny, with a high near 62. Northwest wind around 6 mph becoming light and variable.
Sunday Night
Mostly clear, with a low around 35.
Monday
Partly sunny, with a high near 67.
Monday Night
Mostly cloudy, with a low around 38.
Tuesday
Partly sunny, with a high near 74.
Tuesday Night
Partly cloudy, with a low around 43.
Wednesday
Mostly sunny, with a high near 81. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
Greybull WY
 44.49°N 108.04°W (Elev. 3973 ft)
8:46 am MDT Mar 19, 2026
8am MDT Mar 19, 2026-6pm MDT Mar 25, 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