Lake-effect Snow and Whiteout Conditions in the Great Lakes Region; Below-average Temperatures in the East

Heavy lake-effect and lake-enhanced snow will persist downwind of the Great Lakes and produce some whiteout conditions that could cause difficult travel conditions. A coastal low will produce moderate to heavy snow over parts of southern and eastern New England into the afternoon. Below average temperatures are expected across the eastern U.S., particularly with chilly morning temperatures. Read More >

Hazardous Weather Conditions

Current conditions at

South Big Horn County Airport (KGEY)

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

Clear

10°F

-12°C

Humidity 84%
Wind Speed N 3 MPH
Barometer 30.05 in (1017.61 mb)
Dewpoint 7°F (-14°C)
Visibility 10.00 mi
Last update 20 Jan 03:05 AM MST
Extended Forecast for

16 Miles NNE Hyattville WY

  • Overnight

    Overnight: Mostly clear, with a low around 14. Southeast wind around 6 mph.

    Low: 14 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 30 percent chance of snow showers, mainly before 2pm.  Areas of blowing snow after 11am. Mostly cloudy, then gradually becoming sunny, with a high near 21. Wind chill values as low as -5. Blustery, with a northwest wind 8 to 13 mph increasing to 16 to 21 mph in the morning. Winds could gust as high as 31 mph.

    High: 21 °F

    Chance Snow
    Showers and
    Areas Blowing
    Snow

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 8. Wind chill values as low as -5. Northwest wind 7 to 14 mph, with gusts as high as 21 mph.

    Low: 8 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 18. Wind chill values as low as -5. West wind 8 to 11 mph.

    High: 18 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 6. West wind around 6 mph.

    Low: 6 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 16. West wind around 7 mph.

    High: 16 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A 20 percent chance of snow showers after 11pm.  Mostly cloudy, with a low around 1. West southwest wind around 6 mph.

    Low: 1 °F

    Slight Chance
    Snow Showers

  • Friday

    Friday: A 20 percent chance of snow showers before 11am.  Partly sunny, with a high near 11.

    High: 11 °F

    Slight Chance
    Snow Showers
    then Mostly
    Sunny

  • Friday Night

    Friday Night: A 20 percent chance of snow showers before 11pm.  Partly cloudy, with a low around -2.

    Low: -2 °F

    Slight Chance
    Snow Showers
    then Partly
    Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 14. Southeast wind around 6 mph.
Tuesday
A 30 percent chance of snow showers, mainly before 2pm. Areas of blowing snow after 11am. Mostly cloudy, then gradually becoming sunny, with a high near 21. Wind chill values as low as -5. Blustery, with a northwest wind 8 to 13 mph increasing to 16 to 21 mph in the morning. Winds could gust as high as 31 mph.
Tuesday Night
Partly cloudy, with a low around 8. Wind chill values as low as -5. Northwest wind 7 to 14 mph, with gusts as high as 21 mph.
Wednesday
Mostly sunny, with a high near 18. Wind chill values as low as -5. West wind 8 to 11 mph.
Wednesday Night
Partly cloudy, with a low around 6. West wind around 6 mph.
Thursday
Mostly sunny, with a high near 16. West wind around 7 mph.
Thursday Night
A 20 percent chance of snow showers after 11pm. Mostly cloudy, with a low around 1. West southwest wind around 6 mph.
Friday
A 20 percent chance of snow showers before 11am. Partly sunny, with a high near 11.
Friday Night
A 20 percent chance of snow showers before 11pm. Partly cloudy, with a low around -2.
Saturday
Mostly sunny, with a high near 15.
Saturday Night
A slight chance of snow showers. Partly cloudy, with a low around 5.
Sunday
Mostly sunny, with a high near 22.
Sunday Night
Partly cloudy, with a low around 12.
Monday
Partly sunny, with a high near 29.
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ABOUT THIS FORECAST

 
Point Forecast:
16 Miles NNE Hyattville WY
 44.45°N 107.46°W (Elev. 8691 ft)
2:48 am MST Jan 20, 2026
3am MST Jan 20, 2026-6pm MST Jan 26, 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