Heavy Great Lakes Snow through Friday; Extreme Cold and Potential for Major Winter Storm Late Week into this Weekend

Multiple clipper systems will bring cold temperatures and enhance lake-effect snow downwind of the Great Lakes. An arctic blast will bring frigid temperatures accompanied with gusty winds that may lead to dangerous wind chills beginning in the Northern Plains Thursday before expanding to the South and East. An expansive winter storm will start Friday in the Southern Rockies/Plains and Mid-South. Read More >

Hazardous Weather Conditions

Current conditions at

South Big Horn County Airport (KGEY)

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

Clear

9°F

-13°C

Humidity 78%
Wind Speed W 5 MPH
Barometer 30.2 in (1022.69 mb)
Dewpoint 3°F (-16°C)
Visibility 10.00 mi
Wind Chill0°F (-18°C)
Last update 21 Jan 08:20 AM MST
Extended Forecast for

Basin WY

  • Today

    Today: Sunny, with a high near 33. Calm wind becoming north northwest 5 to 8 mph in the morning.

    High: 33 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 6. Calm wind.

    Low: 6 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 27. Wind chill values as low as -5. Northwest wind 5 to 11 mph.

    High: 27 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 3. Wind chill values as low as -10. Northwest wind 7 to 10 mph.

    Low: 3 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 18. Northwest wind 6 to 10 mph.

    High: 18 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Partly cloudy, with a low around -5. West northwest wind 5 to 8 mph becoming calm  after midnight.

    Low: -5 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 23. South southeast wind 3 to 5 mph.

    High: 23 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 1.

    Low: 1 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 26.

    High: 26 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 33. Calm wind becoming north northwest 5 to 8 mph in the morning.
Tonight
Partly cloudy, with a low around 6. Calm wind.
Thursday
Mostly sunny, with a high near 27. Wind chill values as low as -5. Northwest wind 5 to 11 mph.
Thursday Night
Mostly cloudy, with a low around 3. Wind chill values as low as -10. Northwest wind 7 to 10 mph.
Friday
Mostly cloudy, with a high near 18. Northwest wind 6 to 10 mph.
Friday Night
Partly cloudy, with a low around -5. West northwest wind 5 to 8 mph becoming calm after midnight.
Saturday
Mostly sunny, with a high near 23. South southeast wind 3 to 5 mph.
Saturday Night
Mostly cloudy, with a low around 1.
Sunday
Mostly sunny, with a high near 26.
Sunday Night
Partly cloudy, with a low around 2.
Monday
Mostly sunny, with a high near 35.
Monday Night
Partly cloudy, with a low around 10.
Tuesday
Mostly sunny, with a high near 40.
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ABOUT THIS FORECAST

 
Point Forecast:
Basin WY
 44.39°N 108.03°W (Elev. 3858 ft)
7:47 am MST Jan 21, 2026
8am MST Jan 21, 2026-6pm MST Jan 27, 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