National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Heavy Snow in the Northwest; Wintry Mix from the Great Lakes to Northeast

Two cold fronts will pass through the Northwest U.S. this week with the main impact being heavy mountain snow across the Cascades, and northern Rockies. A quick moving storm system will bring mixed precipitation including some freezing rain to the Upper Midwest and Great Lakes today then the Northeast U.S. tonight 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

37°F

3°C

Humidity 60%
Wind Speed ESE 4 MPH
Barometer 29.69 in (1005.42 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Wind Chill34°F (1°C)
Last update 06 Jan 02:35 PM MST
Extended Forecast for

Greybull WY

  • This Afternoon

    This Afternoon: Partly sunny, with a steady temperature around 45. Southeast wind around 10 mph.

    High: 45 °F

    Partly Sunny

  • Tonight

    Tonight: A 20 percent chance of showers before 11pm. Cloudy, with a low around 28. Southeast wind 9 to 11 mph.

    Low: 28 °F

    Slight Chance
    Showers then
    Cloudy

  • Wednesday

    Wednesday: Cloudy, with a high near 49. Southeast wind 5 to 9 mph becoming northwest in the afternoon.

    High: 49 °F

    Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 21. North wind around 6 mph becoming calm in the evening.

    Low: 21 °F

    Mostly Cloudy

  • Thursday

    Thursday: A 20 percent chance of snow showers after 11am. Partly sunny, with a high near 39. Calm wind becoming north northwest 5 to 8 mph in the afternoon.

    High: 39 °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: Mostly sunny, with a high near 33. Light and variable wind becoming west northwest 5 to 7 mph in the morning.

    High: 33 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 13.

    Low: 13 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 37.

    High: 37 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Partly sunny, with a steady temperature around 45. Southeast wind around 10 mph.
Tonight
A 20 percent chance of showers before 11pm. Cloudy, with a low around 28. Southeast wind 9 to 11 mph.
Wednesday
Cloudy, with a high near 49. Southeast wind 5 to 9 mph becoming northwest in the afternoon.
Wednesday Night
Mostly cloudy, with a low around 21. North wind around 6 mph becoming calm in the evening.
Thursday
A 20 percent chance of snow showers after 11am. Partly sunny, with a high near 39. Calm wind becoming north northwest 5 to 8 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
Mostly sunny, with a high near 33. Light and variable wind becoming west northwest 5 to 7 mph in the morning.
Friday Night
Partly cloudy, with a low around 13.
Saturday
Mostly sunny, with a high near 37.
Saturday Night
Partly cloudy, with a low around 15.
Sunday
Mostly sunny, with a high near 42.
Sunday Night
Mostly cloudy, with a low around 19.
Monday
Mostly sunny, with a high near 43.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Greybull WY
 44.49°N 108.04°W (Elev. 3973 ft)
Last Update:
2:31 pm MST Jan 6, 2026
Forecast Valid:
2pm MST Jan 6, 2026-6pm MST Jan 12, 2026
 
Forecast Discussion
 
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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation