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

Buffalo - Johnson County Airport (KBYG)

Lat: 44.38122°NLon: 106.71947°WElev: 4925.0ft.

Clear

23°F

-5°C

Humidity 49%
Wind Speed SW 3 MPH
Barometer 29.97 in (1014.9 mb)
Dewpoint 7°F (-14°C)
Visibility 10.00 mi
Last update 21 Jan 01:35 AM MST
Extended Forecast for

Buffalo WY

  • Overnight

    Overnight: Mostly clear, with a low around 18. South southwest wind 9 to 11 mph becoming northwest.

    Low: 18 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a temperature falling to around 21 by 5pm. Windy, with a north wind 21 to 26 mph decreasing to 9 to 14 mph in the afternoon. Winds could gust as high as 40 mph.

    High: 27 °F

    Sunny and
    Windy

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 9. South southwest wind around 6 mph becoming northwest after midnight.

    Low: 9 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 20. Wind chill values as low as zero. North wind 6 to 11 mph.

    High: 20 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: A 20 percent chance of snow showers before 11pm.  Mostly cloudy, with a low around -1. North northeast wind 5 to 8 mph becoming east southeast after midnight.

    Low: -1 °F

    Slight Chance
    Snow Showers
    then Mostly
    Cloudy

  • Friday

    Friday: A 20 percent chance of snow showers.  Mostly cloudy, with a high near 12. Southeast wind 5 to 8 mph becoming north northeast in the afternoon.

    High: 12 °F

    Slight Chance
    Snow Showers

  • Friday Night

    Friday Night: Partly cloudy, with a low around -2. West southwest wind around 6 mph.

    Low: -2 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 23.

    High: 23 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 20 percent chance of snow showers before 11pm.  Mostly cloudy, with a low around 5.

    Low: 5 °F

    Slight Chance
    Snow Showers
    then Mostly
    Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 18. South southwest wind 9 to 11 mph becoming northwest.
Wednesday
Sunny, with a temperature falling to around 21 by 5pm. Windy, with a north wind 21 to 26 mph decreasing to 9 to 14 mph in the afternoon. Winds could gust as high as 40 mph.
Wednesday Night
Partly cloudy, with a low around 9. South southwest wind around 6 mph becoming northwest after midnight.
Thursday
Partly sunny, with a high near 20. Wind chill values as low as zero. North wind 6 to 11 mph.
Thursday Night
A 20 percent chance of snow showers before 11pm. Mostly cloudy, with a low around -1. North northeast wind 5 to 8 mph becoming east southeast after midnight.
Friday
A 20 percent chance of snow showers. Mostly cloudy, with a high near 12. Southeast wind 5 to 8 mph becoming north northeast in the afternoon.
Friday Night
Partly cloudy, with a low around -2. West southwest wind around 6 mph.
Saturday
Mostly sunny, with a high near 23.
Saturday Night
A 20 percent chance of snow showers before 11pm. Mostly cloudy, with a low around 5.
Sunday
Mostly sunny, with a high near 26.
Sunday Night
Mostly clear, with a low around 12.
Monday
Mostly sunny, with a high near 43.
Monday Night
Partly cloudy, with a low around 23.
Tuesday
Partly sunny, with a high near 42.
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ABOUT THIS FORECAST

 
Point Forecast:
Buffalo WY
 44.34°N 106.72°W (Elev. 4797 ft)
1:18 am MST Jan 21, 2026
1am 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