Prolonged Atmospheric River in the Pacific Northwest; Snow and High Winds from the Upper Midwest into the Northeast

A prolonged atmospheric river will continue to impact the Pacific Northwest into the Northern Rockies with heavy rainfall, areas of urban and river flooding, landslides, heavy mountain snow, and gusty winds into Thursday. A strong clipper system will bring the threat of heavy snow and high winds across the Upper Midwest/Great Lakes as well as portions of the interior Northeast and Appalachians. Read More >

Current conditions at

Buffalo (K2WX)

Lat: 45.6°NLon: 103.55°WElev: 3002ft.

Windy

35°F

2°C

Humidity 70%
Wind Speed NW 32 G 44 mph
Barometer 29.87 in (1013.5 mb)
Dewpoint 26°F (-3°C)
Visibility NA
Wind Chill21°F (-6°C)
Last update 9 Dec 7:56 pm MST
Extended Forecast for

Buffalo SD

Winter Weather Advisory December 10, 05:00pm until December 11, 11:00am
High Wind Warning December 9, 08:28pm until December 10, 02:00am
Click here for hazard details and duration
Winter Weather Advisory
High Wind Warning
  •  
    High Wind Warning December 9, 08:28pm until December 10, 02:00am

    NOW until 2:00am Wed

    High Wind Warning

  • Tonight

    Low: 23 °F

    Partly Cloudy
    and Blustery

  • Wednesday

    Wednesday: Snow likely after 11am, mixing with sleet after 5pm.  Mostly cloudy, with a high near 37. Wind chill values as low as 13. West wind 6 to 14 mph becoming southeast in the afternoon. Winds could gust as high as 22 mph.  Chance of precipitation is 60%. New snow and sleet accumulation of less than a half inch possible.

    High: 37 °F

    Snow Likely
    then
    Snow/Sleet
    Likely

  • Wednesday Night

    Wednesday Night: Freezing rain likely, possibly mixed with rain and snow before 8pm, then freezing rain likely between 8pm and 1am, then a chance of rain after 1am.  Cloudy, with a temperature falling to near 30 by 8pm, then rising to around 38 during the remainder of the night. Wind chill values as low as 19. South wind 11 to 14 mph becoming west after midnight. Winds could gust as high as 21 mph.  Chance of precipitation is 70%. New ice accumulation of less than a 0.1 of an inch possible.  New snow accumulation of less than a half inch possible.

    Low: 30 °F

    Wintry Mix
    Likely

  • Thursday

    Thursday: A 50 percent chance of rain.  Mostly cloudy, with a high near 47. West wind 11 to 18 mph, with gusts as high as 29 mph.

    High: 47 °F

    Chance Rain

  • Thursday Night

    Thursday Night: A 50 percent chance of snow.  Cloudy, with a low around 8. Northwest wind 16 to 18 mph, with gusts as high as 29 mph.  New snow accumulation of less than a half inch possible.

    Low: 8 °F

    Chance Snow

  • Friday

    Friday: Snow likely, mainly after 11am.  Cloudy, with a steady temperature around 11. North wind 9 to 15 mph, with gusts as high as 22 mph.  Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.

    High: 11 °F

    Snow Likely

  • Friday Night

    Friday Night: Snow.  Low around -3. East wind around 10 mph, with gusts as high as 15 mph.  Chance of precipitation is 80%.

    Low: -3 °F

    Snow

  • Saturday

    Saturday: A chance of snow before 11am.  Mostly cloudy, with a high near 8. Northeast wind around 10 mph becoming northwest in the morning. Winds could gust as high as 17 mph.

    High: 8 °F

    Chance Snow
    then Partly
    Sunny

Detailed Forecast

Tonight
Partly cloudy, with a low around 23. Wind chill values as low as 13. Blustery, with a northwest wind 24 to 29 mph decreasing to 16 to 21 mph after midnight. Winds could gust as high as 46 mph.
Wednesday
Snow likely after 11am, mixing with sleet after 5pm. Mostly cloudy, with a high near 37. Wind chill values as low as 13. West wind 6 to 14 mph becoming southeast in the afternoon. Winds could gust as high as 22 mph. Chance of precipitation is 60%. New snow and sleet accumulation of less than a half inch possible.
Wednesday Night
Freezing rain likely, possibly mixed with rain and snow before 8pm, then freezing rain likely between 8pm and 1am, then a chance of rain after 1am. Cloudy, with a temperature falling to near 30 by 8pm, then rising to around 38 during the remainder of the night. Wind chill values as low as 19. South wind 11 to 14 mph becoming west after midnight. Winds could gust as high as 21 mph. Chance of precipitation is 70%. New ice accumulation of less than a 0.1 of an inch possible. New snow accumulation of less than a half inch possible.
Thursday
A 50 percent chance of rain. Mostly cloudy, with a high near 47. West wind 11 to 18 mph, with gusts as high as 29 mph.
Thursday Night
A 50 percent chance of snow. Cloudy, with a low around 8. Northwest wind 16 to 18 mph, with gusts as high as 29 mph. New snow accumulation of less than a half inch possible.
Friday
Snow likely, mainly after 11am. Cloudy, with a steady temperature around 11. North wind 9 to 15 mph, with gusts as high as 22 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.
Friday Night
Snow. Low around -3. East wind around 10 mph, with gusts as high as 15 mph. Chance of precipitation is 80%.
Saturday
A chance of snow before 11am. Mostly cloudy, with a high near 8. Northeast wind around 10 mph becoming northwest in the morning. Winds could gust as high as 17 mph.
Saturday Night
Mostly cloudy, with a low around -5.
Sunday
Mostly sunny, with a high near 31.
Sunday Night
Partly cloudy, with a low around 16.
Monday
Mostly sunny, with a high near 38.
Monday Night
Partly cloudy, with a low around 21.
Tuesday
Partly sunny, with a high near 41.
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ABOUT THIS FORECAST

 
Point Forecast:
Buffalo SD
 45.61°N 103.55°W (Elev. 2972 ft)
7:07 pm MST Dec 9, 2025
8pm MST Dec 9, 2025-6pm MST Dec 16, 2025
 
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Additional Resources

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