Heavy Mountain Snow in the Northwest U.S.; Wintry Mix in the Northeast U.S.

Two more cold fronts will pass through the Northwest U.S. this week with heavy mountain snow continuing across the Cascades, and northern Rockies. A quick moving storm system will bring mixed precipitation including some freezing rain across the Northeast U.S. overnight into Wednesday. Read More >

Hazardous Weather Conditions

Current conditions at

South Big Horn County Airport (KGEY)

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

Clear

28°F

-2°C

Humidity 74%
Wind Speed N 0 MPH
Barometer 29.67 in (1004.74 mb)
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Last update 07 Jan 02:35 AM MST
Extended Forecast for

Greybull WY

  • Overnight

    Overnight: Mostly cloudy, with a low around 29. East southeast wind around 9 mph.

    Low: 29 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Isolated showers after 5pm.  Mostly cloudy, with a high near 49. East southeast wind 7 to 13 mph becoming west northwest in the afternoon.  Chance of precipitation is 10%.

    High: 49 °F

    Mostly Cloudy
    then Isolated
    Showers

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 21. West northwest wind around 6 mph becoming calm  after midnight.

    Low: 21 °F

    Mostly Cloudy

  • Thursday

    Thursday: A 20 percent chance of snow showers after 11am.  Mostly cloudy, with a high near 38. Calm wind becoming north northwest 5 to 9 mph in the afternoon.

    High: 38 °F

    Slight Chance
    Snow Showers

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 14. North northwest wind 5 to 9 mph becoming light northwest  after midnight.

    Low: 14 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 33. Light and variable wind becoming west northwest 5 to 7 mph in the morning.

    High: 33 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 14. East southeast wind around 5 mph becoming calm  in the evening.

    Low: 14 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 38.

    High: 38 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 16.

    Low: 16 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 29. East southeast wind around 9 mph.
Wednesday
Isolated showers after 5pm. Mostly cloudy, with a high near 49. East southeast wind 7 to 13 mph becoming west northwest in the afternoon. Chance of precipitation is 10%.
Wednesday Night
Mostly cloudy, with a low around 21. West northwest wind around 6 mph becoming calm after midnight.
Thursday
A 20 percent chance of snow showers after 11am. Mostly cloudy, with a high near 38. Calm wind becoming north northwest 5 to 9 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 14. North northwest wind 5 to 9 mph becoming light northwest after midnight.
Friday
Partly sunny, with a high near 33. Light and variable wind becoming west northwest 5 to 7 mph in the morning.
Friday Night
Mostly cloudy, with a low around 14. East southeast wind around 5 mph becoming calm in the evening.
Saturday
Mostly sunny, with a high near 38.
Saturday Night
Partly cloudy, with a low around 16.
Sunday
Mostly sunny, with a high near 43.
Sunday Night
Partly cloudy, with a low around 18.
Monday
Mostly sunny, with a high near 44.
Monday Night
Mostly cloudy, with a low around 20.
Tuesday
Partly sunny, with a high near 45.
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ABOUT THIS FORECAST

 
Point Forecast:
Greybull WY
 44.49°N 108.04°W (Elev. 3973 ft)
2:32 am MST Jan 7, 2026
2am MST Jan 7, 2026-6pm MST Jan 13, 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