Tracking Atmospheric River in the Northwest U.S. and Clipper with Winter Weather in the Northeast U.S.

A prolonged atmospheric river will continue to bring gusty winds, heavy rainfall which may lead to urban and river flooding with possible landslides, and heavy inter-mountain snow over the Pacific Northwest into the northern Rockies through Thursday. A clipper will cross the Great Lakes and Northeast U.S. into Thursday with areas of moderate to heavy snow and mixed wintry precipitation. Read More >

Current conditions at

Buffalo (K2WX)

Lat: 45.6°NLon: 103.55°WElev: 3002ft.

33°F

1°C

Humidity 75%
Wind Speed SE 8 mph
Barometer 29.84 in (1013.2 mb)
Dewpoint 26°F (-3°C)
Visibility NA
Wind Chill26°F (-3°C)
Last update 10 Dec 12:56 pm MST
Extended Forecast for

6 Miles WSW Ralph SD

Winter Weather Advisory December 10, 05:00pm until December 10, 11:00pm
Click here for hazard details and duration
Winter Weather Advisory
  • This Afternoon

    This Afternoon: Snow, mainly after 5pm.  High near 35. Wind chill values as low as 20. Southeast wind 10 to 15 mph, with gusts as high as 25 mph.  Chance of precipitation is 80%. Total daytime snow accumulation of less than a half inch possible.

    High: 35 °F

    Snow

  • Tonight

    Tonight: Snow before 8pm, then freezing rain likely between 8pm and 11pm, then rain likely after 11pm.  Temperature rising to around 35 by 5am. Wind chill values as low as 17. South wind 11 to 15 mph becoming west after midnight. Winds could gust as high as 23 mph.  Chance of precipitation is 80%. New ice accumulation of less than a 0.1 of an inch possible.  New snow accumulation of less than a half inch possible.

    Low: 29 °F

    Wintry Mix
    then Rain
    Likely

  • Thursday

    Thursday: Rain likely, mainly before 11am.  Cloudy, with a high near 42. Breezy, with a northwest wind 14 to 20 mph, with gusts as high as 29 mph.  Chance of precipitation is 70%.

    High: 42 °F

    Rain Likely
    and Breezy

  • Thursday Night

    Thursday Night: A 20 percent chance of snow before 11pm.  Cloudy, with a low around 4. Wind chill values as low as -10. Blustery, with a northwest wind 20 to 22 mph, with gusts as high as 31 mph.

    Low: 4 °F

    Blustery.
    Slight Chance
    Snow then
    Cloudy

  • Friday

    Friday: A 50 percent chance of snow.  Cloudy, with a high near 10. Northwest wind 11 to 16 mph, with gusts as high as 24 mph.  New snow accumulation of less than a half inch possible.

    High: 10 °F

    Chance Snow

  • Friday Night

    Friday Night: Snow.  Low around -1. East wind around 10 mph, with gusts as high as 15 mph.  Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    Low: -1 °F

    Snow

  • Saturday

    Saturday: A 40 percent chance of snow before 11am.  Mostly cloudy, with a high near 9. Northeast wind around 10 mph, with gusts as high as 16 mph.

    High: 9 °F

    Chance Snow
    then Partly
    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around -3. Southeast wind 11 to 14 mph, with gusts as high as 21 mph.

    Low: -3 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 35.

    High: 35 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Snow, mainly after 5pm. High near 35. Wind chill values as low as 20. Southeast wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. Total daytime snow accumulation of less than a half inch possible.
Tonight
Snow before 8pm, then freezing rain likely between 8pm and 11pm, then rain likely after 11pm. Temperature rising to around 35 by 5am. Wind chill values as low as 17. South wind 11 to 15 mph becoming west after midnight. Winds could gust as high as 23 mph. Chance of precipitation is 80%. New ice accumulation of less than a 0.1 of an inch possible. New snow accumulation of less than a half inch possible.
Thursday
Rain likely, mainly before 11am. Cloudy, with a high near 42. Breezy, with a northwest wind 14 to 20 mph, with gusts as high as 29 mph. Chance of precipitation is 70%.
Thursday Night
A 20 percent chance of snow before 11pm. Cloudy, with a low around 4. Wind chill values as low as -10. Blustery, with a northwest wind 20 to 22 mph, with gusts as high as 31 mph.
Friday
A 50 percent chance of snow. Cloudy, with a high near 10. Northwest wind 11 to 16 mph, with gusts as high as 24 mph. New snow accumulation of less than a half inch possible.
Friday Night
Snow. Low around -1. East wind around 10 mph, with gusts as high as 15 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Saturday
A 40 percent chance of snow before 11am. Mostly cloudy, with a high near 9. Northeast wind around 10 mph, with gusts as high as 16 mph.
Saturday Night
Partly cloudy, with a low around -3. Southeast wind 11 to 14 mph, with gusts as high as 21 mph.
Sunday
Mostly sunny, with a high near 35.
Sunday Night
Partly cloudy, with a low around 19.
Monday
Mostly sunny, with a high near 45.
Monday Night
Partly cloudy, with a low around 24.
Tuesday
Partly sunny, with a high near 49.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles WSW Ralph SD
 45.75°N 103.2°W (Elev. 2999 ft)
12:21 pm MST Dec 10, 2025
1pm MST Dec 10, 2025-6pm MST Dec 16, 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