Significant Winter Storm to Bring Heavy Snow and Ice Impacts; Dangerously Cold Temperatures Expands Across the East

A significant, long-duration winter storm will bring widespread heavy snow, sleet, and freezing rain from the Southern Rockies to New England through Monday. Widespread travel disruptions, prolonged power outages, and vast tree damage is likely. Frigid temperatures, gusty winds, and dangerous wind chills will expand from the north-central US to the Southern Plains, MS Valley, and Midwest. Read More >

Hazardous Weather Conditions

Current conditions at

South Big Horn County Airport (KGEY)

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

light snow

3°F

-16°C

Humidity 84%
Wind Speed NW 12 MPH
Barometer 30.26 in (1024.72 mb)
Dewpoint 0°F (-18°C)
Visibility 2.50 mi
Wind Chill-14°F (-26°C)
Last update 23 Jan 08:35 AM MST
Extended Forecast for

Greybull WY

  • Today

    Today: A 50 percent chance of snow showers, mainly before 2pm.  Cloudy, with a high near 11. Wind chill values as low as -10. Northwest wind 7 to 14 mph, with gusts as high as 21 mph.  Total daytime snow accumulation of less than a half inch possible.

    High: 11 °F

    Chance Snow
    Showers

  • Tonight

    Tonight: Mostly clear, with a low around -8. West northwest wind 5 to 8 mph becoming calm  in the evening.

    Low: -8 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 20. Wind chill values as low as -10. Calm wind.

    High: 20 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 20 percent chance of snow showers after 11pm.  Mostly cloudy, with a low around 0. Wind chill values as low as -10. Calm wind becoming northwest around 5 mph after midnight.

    Low: 0 °F

    Slight Chance
    Snow Showers

  • Sunday

    Sunday: Mostly sunny, with a high near 21. Light and variable wind becoming west northwest 5 to 7 mph in the morning.

    High: 21 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 2. Southeast wind 3 to 6 mph.

    Low: 2 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 32. Light south southeast wind.

    High: 32 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 10.

    Low: 10 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 35.

    High: 35 °F

    Partly Sunny

Detailed Forecast

Today
A 50 percent chance of snow showers, mainly before 2pm. Cloudy, with a high near 11. Wind chill values as low as -10. Northwest wind 7 to 14 mph, with gusts as high as 21 mph. Total daytime snow accumulation of less than a half inch possible.
Tonight
Mostly clear, with a low around -8. West northwest wind 5 to 8 mph becoming calm in the evening.
Saturday
Mostly sunny, with a high near 20. Wind chill values as low as -10. Calm wind.
Saturday Night
A 20 percent chance of snow showers after 11pm. Mostly cloudy, with a low around 0. Wind chill values as low as -10. Calm wind becoming northwest around 5 mph after midnight.
Sunday
Mostly sunny, with a high near 21. Light and variable wind becoming west northwest 5 to 7 mph in the morning.
Sunday Night
Mostly clear, with a low around 2. Southeast wind 3 to 6 mph.
Monday
Mostly sunny, with a high near 32. Light south southeast wind.
Monday Night
Partly cloudy, with a low around 10.
Tuesday
Partly sunny, with a high near 35.
Tuesday Night
Partly cloudy, with a low around 11.
Wednesday
Mostly sunny, with a high near 37.
Wednesday Night
Mostly cloudy, with a low around 14.
Thursday
Partly sunny, with a high near 38.
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ABOUT THIS FORECAST

 
Point Forecast:
Greybull WY
 44.49°N 108.04°W (Elev. 3973 ft)
8:31 am MST Jan 23, 2026
8am MST Jan 23, 2026-6pm MST Jan 29, 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