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 >

Current conditions at

Buffalo (K2WX)

Lat: 45.6°NLon: 103.55°WElev: 3002ft.

34°F

1°C

Humidity 76%
Wind Speed W 10 mph
Barometer 29.78 in (1010.5 mb)
Dewpoint 27°F (-3°C)
Visibility NA
Wind Chill26°F (-3°C)
Last update 8 Dec 8:56 pm MST
Extended Forecast for

10 Miles W Reva SD

High Wind Warning December 9, 08:00am until December 10, 02:00am
Click here for hazard details and duration
High Wind Warning
  • Tonight

    Tonight: A chance of rain and snow after 11pm.  Mostly cloudy, with a temperature rising to around 40 by 5am. Southwest wind 8 to 17 mph, with gusts as high as 26 mph.  Chance of precipitation is 30%.

    Low: 34 °F

    Chance
    Rain/Snow

  • Tuesday

    Tuesday: A chance of rain before 4pm, then a slight chance of rain and snow.  Cloudy, then gradually becoming mostly sunny, with a temperature rising to near 49 by 11am, then falling to around 36 during the remainder of the day. Very windy, with a west wind 26 to 36 mph increasing to 36 to 46 mph in the afternoon. Winds could gust as high as 65 mph.  Chance of precipitation is 40%. Little or no snow accumulation expected.

    High: 49 °F

    Very Windy.
    Chance Rain
    then Slight
    Chance
    Rain/Snow

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 23. Wind chill values as low as 9. Windy, with a northwest wind 32 to 37 mph decreasing to 22 to 27 mph after midnight. Winds could gust as high as 50 mph.

    Low: 23 °F

    Partly Cloudy
    and Windy

  • Wednesday

    Wednesday: A 50 percent chance of snow after 11am.  Mostly cloudy, with a high near 35. Wind chill values as low as 11. West wind 9 to 16 mph becoming southeast in the afternoon. Winds could gust as high as 22 mph.  New snow accumulation of less than a half inch possible.

    High: 35 °F

    Chance Snow

  • Wednesday Night

    Wednesday Night: Rain and snow likely.  Cloudy, with a steady temperature around 31. South wind 15 to 17 mph becoming northwest after midnight. Winds could gust as high as 26 mph.  Chance of precipitation is 70%. Little or no snow accumulation expected.

    Low: 31 °F

    Rain/Snow
    Likely

  • Thursday

    Thursday: A chance of rain and snow before 1pm, then a chance of snow.  Cloudy, with a high near 36. Breezy, with a northwest wind 18 to 22 mph, with gusts as high as 32 mph.  Chance of precipitation is 50%. New snow accumulation of less than one inch possible.

    High: 36 °F

    Chance
    Rain/Snow and
    Breezy

  • Thursday Night

    Thursday Night: A 50 percent chance of snow.  Mostly cloudy, with a low around -1. Blustery, with a northwest wind 18 to 21 mph, with gusts as high as 30 mph.

    Low: -1 °F

    Chance Snow
    and Blustery

  • Friday

    Friday: A chance of snow.  Mostly cloudy, with a high near 8. Northwest wind 11 to 15 mph becoming northeast in the afternoon. Winds could gust as high as 22 mph.

    High: 8 °F

    Chance Snow

  • Friday Night

    Friday Night: A chance of snow.  Cloudy, with a low around 0.

    Low: 0 °F

    Chance Snow

Detailed Forecast

Tonight
A chance of rain and snow after 11pm. Mostly cloudy, with a temperature rising to around 40 by 5am. Southwest wind 8 to 17 mph, with gusts as high as 26 mph. Chance of precipitation is 30%.
Tuesday
A chance of rain before 4pm, then a slight chance of rain and snow. Cloudy, then gradually becoming mostly sunny, with a temperature rising to near 49 by 11am, then falling to around 36 during the remainder of the day. Very windy, with a west wind 26 to 36 mph increasing to 36 to 46 mph in the afternoon. Winds could gust as high as 65 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.
Tuesday Night
Partly cloudy, with a low around 23. Wind chill values as low as 9. Windy, with a northwest wind 32 to 37 mph decreasing to 22 to 27 mph after midnight. Winds could gust as high as 50 mph.
Wednesday
A 50 percent chance of snow after 11am. Mostly cloudy, with a high near 35. Wind chill values as low as 11. West wind 9 to 16 mph becoming southeast in the afternoon. Winds could gust as high as 22 mph. New snow accumulation of less than a half inch possible.
Wednesday Night
Rain and snow likely. Cloudy, with a steady temperature around 31. South wind 15 to 17 mph becoming northwest after midnight. Winds could gust as high as 26 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.
Thursday
A chance of rain and snow before 1pm, then a chance of snow. Cloudy, with a high near 36. Breezy, with a northwest wind 18 to 22 mph, with gusts as high as 32 mph. Chance of precipitation is 50%. New snow accumulation of less than one inch possible.
Thursday Night
A 50 percent chance of snow. Mostly cloudy, with a low around -1. Blustery, with a northwest wind 18 to 21 mph, with gusts as high as 30 mph.
Friday
A chance of snow. Mostly cloudy, with a high near 8. Northwest wind 11 to 15 mph becoming northeast in the afternoon. Winds could gust as high as 22 mph.
Friday Night
A chance of snow. Cloudy, with a low around 0.
Saturday
A chance of snow before 11am. Mostly cloudy, with a high near 13.
Saturday Night
Mostly cloudy, with a low around 2.
Sunday
Partly sunny, with a high near 31.
Sunday Night
Partly cloudy, with a low around 16.
Monday
Mostly sunny, with a high near 34.
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ABOUT THIS FORECAST

 
Point Forecast:
10 Miles W Reva SD
 45.51°N 103.3°W (Elev. 2897 ft)
8:21 pm MST Dec 8, 2025
9pm MST Dec 8, 2025-6pm MST Dec 15, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database