Prolonged Atmospheric River in the Northwest; Snow in the North-Central US

A prolonged atmospheric river will bring heavy rainfall which may lead to widespread urban and river flooding, heavy mountain snow, along with gusty winds to the Pacific Northwest into the northern Rockies through much of the week. A clipper will bring a period of snow across the upper Midwest and the Great Lakes into Tuesday, before a stronger system bring more wintry impacts. Read More >

Hazardous Weather Conditions

Current conditions at

Buffalo - Johnson County Airport (KBYG)

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

Overcast

38°F

3°C

Humidity 52%
Wind Speed S 6 MPH
Barometer 29.75 in (1007.45 mb)
Dewpoint 22°F (-6°C)
Visibility 10.00 mi
Wind Chill33°F (1°C)
Last update 08 Dec 11:53 PM MST
Extended Forecast for

20 Miles WSW Buffalo WY

  • Overnight

    Overnight: Scattered snow showers, mainly before 4am. The snow could be heavy at times.  Widespread blowing snow. Mostly cloudy, with a low around 15. Very windy, with a west wind around 41 mph, with gusts as high as 55 mph.  Chance of precipitation is 30%.

    Low: 15 °F

    Heavy Snow
    and Blowing
    Snow

  • Tuesday

    Tuesday: Snow showers likely, mainly before 3pm. The snow could be heavy at times.  Widespread blowing snow. Mostly cloudy, with a temperature falling to around 16 by 5pm. Wind chill values as low as -5. Very windy, with a west wind 40 to 44 mph, with gusts as high as 60 mph.  Chance of precipitation is 60%. New snow accumulation of 4 to 8 inches possible.

    High: 25 °F

    Heavy Snow
    and Blowing
    Snow

  • Tuesday Night

    Tuesday Night: A 40 percent chance of snow showers.  Mostly cloudy, with a low around 9. Wind chill values as low as -10. Windy, with a west northwest wind 28 to 33 mph decreasing to 17 to 22 mph after midnight. Winds could gust as high as 47 mph.  New snow accumulation of 1 to 3 inches possible.

    Low: 9 °F

    Chance Snow
    Showers and
    Windy

  • Wednesday

    Wednesday: Snow showers likely, mainly before 11am. The snow could be heavy at times.  Mostly cloudy, with a high near 23. Wind chill values as low as -5. Very windy, with a west wind 24 to 29 mph increasing to 32 to 37 mph in the afternoon. Winds could gust as high as 50 mph.  Chance of precipitation is 60%. New snow accumulation of 3 to 7 inches possible.

    High: 23 °F

    Heavy Snow
    and Very
    Windy

  • Wednesday Night

    Wednesday Night: A 50 percent chance of snow showers.  Mostly cloudy, with a low around 19. Very windy, with a west wind 31 to 38 mph, with gusts as high as 50 mph.  New snow accumulation of 1 to 3 inches possible.

    Low: 19 °F

    Chance Snow
    Showers and
    Very Windy

  • Thursday

    Thursday: A 50 percent chance of snow showers.  Mostly cloudy, with a high near 20. Windy, with a west wind 26 to 30 mph, with gusts as high as 43 mph.

    High: 20 °F

    Chance Snow
    Showers and
    Windy

  • Thursday Night

    Thursday Night: Snow showers likely, mainly before 11pm.  Mostly cloudy, with a low around 9. Windy, with a west wind 18 to 25 mph, with gusts as high as 36 mph.  Chance of precipitation is 60%.

    Low: 9 °F

    Snow Showers
    Likely and
    Windy

  • Friday

    Friday: A 30 percent chance of snow showers, mainly before 11am.  Mostly cloudy, with a high near 18. Breezy.

    High: 18 °F

    Chance Snow
    Showers and
    Breezy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 16. Windy.

    Low: 16 °F

    Mostly Cloudy
    and Windy

Detailed Forecast

Overnight
Scattered snow showers, mainly before 4am. The snow could be heavy at times. Widespread blowing snow. Mostly cloudy, with a low around 15. Very windy, with a west wind around 41 mph, with gusts as high as 55 mph. Chance of precipitation is 30%.
Tuesday
Snow showers likely, mainly before 3pm. The snow could be heavy at times. Widespread blowing snow. Mostly cloudy, with a temperature falling to around 16 by 5pm. Wind chill values as low as -5. Very windy, with a west wind 40 to 44 mph, with gusts as high as 60 mph. Chance of precipitation is 60%. New snow accumulation of 4 to 8 inches possible.
Tuesday Night
A 40 percent chance of snow showers. Mostly cloudy, with a low around 9. Wind chill values as low as -10. Windy, with a west northwest wind 28 to 33 mph decreasing to 17 to 22 mph after midnight. Winds could gust as high as 47 mph. New snow accumulation of 1 to 3 inches possible.
Wednesday
Snow showers likely, mainly before 11am. The snow could be heavy at times. Mostly cloudy, with a high near 23. Wind chill values as low as -5. Very windy, with a west wind 24 to 29 mph increasing to 32 to 37 mph in the afternoon. Winds could gust as high as 50 mph. Chance of precipitation is 60%. New snow accumulation of 3 to 7 inches possible.
Wednesday Night
A 50 percent chance of snow showers. Mostly cloudy, with a low around 19. Very windy, with a west wind 31 to 38 mph, with gusts as high as 50 mph. New snow accumulation of 1 to 3 inches possible.
Thursday
A 50 percent chance of snow showers. Mostly cloudy, with a high near 20. Windy, with a west wind 26 to 30 mph, with gusts as high as 43 mph.
Thursday Night
Snow showers likely, mainly before 11pm. Mostly cloudy, with a low around 9. Windy, with a west wind 18 to 25 mph, with gusts as high as 36 mph. Chance of precipitation is 60%.
Friday
A 30 percent chance of snow showers, mainly before 11am. Mostly cloudy, with a high near 18. Breezy.
Friday Night
Mostly cloudy, with a low around 16. Windy.
Saturday
Mostly sunny, with a high near 20. Windy.
Saturday Night
Partly cloudy, with a low around 15. Windy.
Sunday
Mostly sunny, with a high near 22. Windy.
Sunday Night
Partly cloudy, with a low around 11. Windy.
Monday
Mostly sunny, with a high near 18. Blustery.
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ABOUT THIS FORECAST

 
Point Forecast:
20 Miles WSW Buffalo WY
 44.26°N 107.1°W (Elev. 12018 ft)
11:47 pm MST Dec 8, 2025
12am MST Dec 9, 2025-6pm MST Dec 15, 2025
 
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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