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

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.

Clear

36°F

2°C

Humidity 55%
Wind Speed S 12 MPH
Barometer 29.85 in (1010.84 mb)
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Wind Chill28°F (-2°C)
Last update 08 Dec 09:05 PM MST
Extended Forecast for

14 Miles NE Ten Sleep WY

Winter Weather Advisory December 9, 05:00am until December 10, 05:00pm
Click here for hazard details and duration
Winter Weather Advisory

  • Tonight

    Tonight: Scattered snow showers, mainly before 11pm. Mostly cloudy, with a temperature rising to around 29 by 2am. Blustery, with a west northwest wind 10 to 15 mph, with gusts as high as 21 mph. Chance of precipitation is 30%.

    Low: 24 °F⇑

    Scattered
    Snow Showers
    and Blustery

  • Tuesday

    Tuesday: Scattered snow showers, mainly after 11am. Patchy blowing snow before 11am, then patchy blowing snow after 2pm. Mostly cloudy, with a high near 35. Breezy, with a west wind 11 to 16 mph increasing to 19 to 24 mph in the afternoon. Winds could gust as high as 33 mph. Chance of precipitation is 50%. New snow accumulation of 1 to 2 inches possible.

    High: 35 °F

    Scattered
    Snow Showers
    and Patchy
    Blowing Snow

  • Tuesday Night

    Tuesday Night: A 40 percent chance of snow showers. Mostly cloudy, with a low around 21. West northwest wind 5 to 13 mph. New snow accumulation of 1 to 2 inches possible.

    Low: 21 °F

    Chance Snow
    Showers

  • Wednesday

    Wednesday: A 50 percent chance of snow showers. Mostly cloudy, with a high near 34. West wind 7 to 14 mph, with gusts as high as 20 mph. New snow accumulation of 2 to 4 inches possible.

    High: 34 °F

    Chance Snow
    Showers

  • Wednesday Night

    Wednesday Night: A 40 percent chance of snow showers. Mostly cloudy, with a low around 31. West wind 10 to 14 mph, with gusts as high as 30 mph. New snow accumulation of less than one inch possible.

    Low: 31 °F

    Chance Snow
    Showers

  • Thursday

    Thursday: A 50 percent chance of snow showers. Mostly cloudy, with a high near 35. West wind around 11 mph, with gusts as high as 26 mph.

    High: 35 °F

    Chance Snow
    Showers

  • Thursday Night

    Thursday Night: A 50 percent chance of snow showers. Mostly cloudy, with a low around 18. West wind 6 to 9 mph, with gusts as high as 21 mph.

    Low: 18 °F

    Chance Snow
    Showers

  • Friday

    Friday: A 30 percent chance of snow showers before 11am. Mostly cloudy, with a high near 29.

    High: 29 °F

    Chance Snow
    Showers then
    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 25.

    Low: 25 °F

    Partly Cloudy

Detailed Forecast

Tonight
Scattered snow showers, mainly before 11pm. Mostly cloudy, with a temperature rising to around 29 by 2am. Blustery, with a west northwest wind 10 to 15 mph, with gusts as high as 21 mph. Chance of precipitation is 30%.
Tuesday
Scattered snow showers, mainly after 11am. Patchy blowing snow before 11am, then patchy blowing snow after 2pm. Mostly cloudy, with a high near 35. Breezy, with a west wind 11 to 16 mph increasing to 19 to 24 mph in the afternoon. Winds could gust as high as 33 mph. Chance of precipitation is 50%. New snow accumulation of 1 to 2 inches possible.
Tuesday Night
A 40 percent chance of snow showers. Mostly cloudy, with a low around 21. West northwest wind 5 to 13 mph. New snow accumulation of 1 to 2 inches possible.
Wednesday
A 50 percent chance of snow showers. Mostly cloudy, with a high near 34. West wind 7 to 14 mph, with gusts as high as 20 mph. New snow accumulation of 2 to 4 inches possible.
Wednesday Night
A 40 percent chance of snow showers. Mostly cloudy, with a low around 31. West wind 10 to 14 mph, with gusts as high as 30 mph. New snow accumulation of less than one inch possible.
Thursday
A 50 percent chance of snow showers. Mostly cloudy, with a high near 35. West wind around 11 mph, with gusts as high as 26 mph.
Thursday Night
A 50 percent chance of snow showers. Mostly cloudy, with a low around 18. West wind 6 to 9 mph, with gusts as high as 21 mph.
Friday
A 30 percent chance of snow showers before 11am. Mostly cloudy, with a high near 29.
Friday Night
Partly cloudy, with a low around 25.
Saturday
Mostly sunny, with a high near 35.
Saturday Night
Partly cloudy, with a low around 25.
Sunday
Mostly sunny, with a high near 36.
Sunday Night
Partly cloudy, with a low around 21.
Monday
Mostly sunny, with a high near 33.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
14 Miles NE Ten Sleep WY
 44.14°N 107.21°W (Elev. 8825 ft)
Last Update:
7:48 pm MST Dec 8, 2025
Forecast Valid:
9pm MST Dec 8, 2025-6pm MST Dec 15, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation