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

Heavy Rain and Mountain Snow Lingers in California; Winter Storm Impacting the Great Lakes and Northeast U.S.

An atmospheric river will wind down through today across California with lingering heavy rainfall, heavy mountain snow, and gusty winds. A wintry mix of freezing rain, sleet, and snow will cause hazardous travel conditions for the Great Lakes into the northern Mid-Atlantic and southern New England today through Saturday morning. Areas of tree damage and power outages are possible. Read More >

Hazardous Weather Conditions

Current conditions at

South Big Horn County Airport (KGEY)

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

Clear

25°F

-4°C

Humidity 85%
Wind Speed SE 4 MPH
Barometer 29.8 in (1009.14 mb)
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Wind Chill20°F (-7°C)
Last update 26 Dec 07:05 AM MST
Extended Forecast for

Greybull WY

  • Today

    Today: A slight chance of rain between 3pm and 5pm. Mostly sunny, with a high near 53. Windy, with a southeast wind 11 to 16 mph becoming south southwest 20 to 25 mph. Winds could gust as high as 36 mph. Chance of precipitation is 20%.

    High: 53 °F

    Mostly Sunny
    and Breezy
    then Slight
    Chance Rain
    and Windy

  • Tonight

    Tonight: A 20 percent chance of rain before 8pm. Mostly cloudy, with a low around 27. South southwest wind 7 to 13 mph becoming southeast in the evening.

    Low: 27 °F

    Slight Chance
    Rain then
    Partly Cloudy

  • Saturday

    Saturday: A 20 percent chance of snow after 11am. Mostly sunny, with a high near 44. Breezy, with a southwest wind 6 to 11 mph becoming north northwest 12 to 17 mph in the afternoon. Winds could gust as high as 26 mph.

    High: 44 °F

    Slight Chance
    Snow and
    Breezy

  • Saturday Night

    Saturday Night: A 30 percent chance of snow before 11pm. Mostly cloudy, with a low around 9. Wind chill values as low as zero. Blustery, with a northwest wind 11 to 18 mph, with gusts as high as 31 mph.

    Low: 9 °F

    Blustery.
    Chance Snow
    then Partly
    Cloudy

  • Sunday

    Sunday: Sunny, with a high near 27. Northwest wind 5 to 7 mph becoming light and variable in the afternoon.

    High: 27 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 9. Light southeast wind.

    Low: 9 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 34. South southeast wind 3 to 6 mph.

    High: 34 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 15.

    Low: 15 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 40.

    High: 40 °F

    Partly Sunny

Detailed Forecast

Today
A slight chance of rain between 3pm and 5pm. Mostly sunny, with a high near 53. Windy, with a southeast wind 11 to 16 mph becoming south southwest 20 to 25 mph. Winds could gust as high as 36 mph. Chance of precipitation is 20%.
Tonight
A 20 percent chance of rain before 8pm. Mostly cloudy, with a low around 27. South southwest wind 7 to 13 mph becoming southeast in the evening.
Saturday
A 20 percent chance of snow after 11am. Mostly sunny, with a high near 44. Breezy, with a southwest wind 6 to 11 mph becoming north northwest 12 to 17 mph in the afternoon. Winds could gust as high as 26 mph.
Saturday Night
A 30 percent chance of snow before 11pm. Mostly cloudy, with a low around 9. Wind chill values as low as zero. Blustery, with a northwest wind 11 to 18 mph, with gusts as high as 31 mph.
Sunday
Sunny, with a high near 27. Northwest wind 5 to 7 mph becoming light and variable in the afternoon.
Sunday Night
Mostly clear, with a low around 9. Light southeast wind.
Monday
Sunny, with a high near 34. South southeast wind 3 to 6 mph.
Monday Night
Partly cloudy, with a low around 15.
Tuesday
Partly sunny, with a high near 40.
Tuesday Night
Mostly cloudy, with a low around 18.
Wednesday
Mostly sunny, with a high near 43.
Wednesday Night
Mostly cloudy, with a low around 20.
New Year's Day
Partly sunny, with a high near 42.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Greybull WY
 44.49°N 108.04°W (Elev. 3973 ft)
Last Update:
6:33 am MST Dec 26, 2025
Forecast Valid:
7am MST Dec 26, 2025-6pm MST Jan 1, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation