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

Prolonged Atmospheric River in the Pacific Northwest; Snow and High Winds in the North-Central U.S.

A prolonged atmospheric river will continue impacting the Pacific Northwest with heavy rainfall which has lead to areas of urban and river flooding along with gusty winds into Thursday. A clipper will bring heavy snow, some mixed wintry precipitation, and gusty to high winds across the northern Plains, Upper Midwest, and the Great Lakes into Thursday morning. Read More >

Hazardous Weather Conditions

Current conditions at

Winner, Bob Wiley Field Airport (KICR)

Lat: 43.39°NLon: 99.84°WElev: 2031ft.

Overcast

41°F

5°C

Humidity 60%
Wind Speed SW 15 mph
Barometer 29.53 in (1000.8 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Wind Chill33°F (1°C)
Last update 9 Dec 8:53 am CST
Extended Forecast for

New Witten SD

High Wind Warning December 9, 09:00am until December 10, 03:00am
Click here for hazard details and duration
High Wind Warning

  • Today

    Today: A slight chance of rain between 9am and noon. Mostly cloudy, with a high near 58. Windy, with a southwest wind 21 to 26 mph becoming west 31 to 36 mph in the afternoon. Winds could gust as high as 60 mph. Chance of precipitation is 20%.

    High: 58 °F

    Slight Chance
    Rain and
    Breezy then
    Mostly Cloudy
    and Windy

  • Tonight

    Tonight: Partly cloudy, with a low around 27. Wind chill values as low as 13. Windy, with a northwest wind 25 to 34 mph, with gusts as high as 55 mph.

    Low: 27 °F

    Partly Cloudy
    and Windy

  • Wednesday

    Wednesday: Increasing clouds, with a high near 35. Wind chill values as low as 13. Breezy, with a northwest wind 18 to 23 mph becoming north 8 to 13 mph in the afternoon. Winds could gust as high as 32 mph.

    High: 35 °F

    Mostly Sunny
    and Breezy
    then Mostly
    Cloudy

  • Wednesday Night

    Wednesday Night: A 30 percent chance of snow before midnight. Cloudy, with a steady temperature around 30. Wind chill values as low as 18. East wind 8 to 13 mph becoming west after midnight. Winds could gust as high as 20 mph.

    Low: 30 °F

    Chance Snow
    then Mostly
    Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 42. Northwest wind around 14 mph, with gusts as high as 23 mph.

    High: 42 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: A slight chance of rain before 9pm, then a slight chance of rain and snow between 9pm and 11pm, then a chance of snow after 11pm. Cloudy, with a low around 11. Blustery, with a north wind 13 to 23 mph, with gusts as high as 33 mph. Chance of precipitation is 30%.

    Low: 11 °F

    Slight Chance
    Rain/Snow
    then Chance
    Snow and
    Blustery

  • Friday

    Friday: A 30 percent chance of snow. Mostly cloudy, with a high near 19. Blustery, with a northwest wind 18 to 23 mph decreasing to 11 to 16 mph in the afternoon. Winds could gust as high as 33 mph.

    High: 19 °F

    Chance Snow
    and Blustery

  • Friday Night

    Friday Night: A chance of snow, mainly after midnight. Cloudy, with a low around 4. North wind 10 to 14 mph becoming east after midnight. Winds could gust as high as 21 mph.

    Low: 4 °F

    Chance Snow

  • Saturday

    Saturday: A chance of snow before noon. Mostly cloudy, with a high near 14.

    High: 14 °F

    Chance Snow
    then Mostly
    Cloudy

Detailed Forecast

Today
A slight chance of rain between 9am and noon. Mostly cloudy, with a high near 58. Windy, with a southwest wind 21 to 26 mph becoming west 31 to 36 mph in the afternoon. Winds could gust as high as 60 mph. Chance of precipitation is 20%.
Tonight
Partly cloudy, with a low around 27. Wind chill values as low as 13. Windy, with a northwest wind 25 to 34 mph, with gusts as high as 55 mph.
Wednesday
Increasing clouds, with a high near 35. Wind chill values as low as 13. Breezy, with a northwest wind 18 to 23 mph becoming north 8 to 13 mph in the afternoon. Winds could gust as high as 32 mph.
Wednesday Night
A 30 percent chance of snow before midnight. Cloudy, with a steady temperature around 30. Wind chill values as low as 18. East wind 8 to 13 mph becoming west after midnight. Winds could gust as high as 20 mph.
Thursday
Mostly cloudy, with a high near 42. Northwest wind around 14 mph, with gusts as high as 23 mph.
Thursday Night
A slight chance of rain before 9pm, then a slight chance of rain and snow between 9pm and 11pm, then a chance of snow after 11pm. Cloudy, with a low around 11. Blustery, with a north wind 13 to 23 mph, with gusts as high as 33 mph. Chance of precipitation is 30%.
Friday
A 30 percent chance of snow. Mostly cloudy, with a high near 19. Blustery, with a northwest wind 18 to 23 mph decreasing to 11 to 16 mph in the afternoon. Winds could gust as high as 33 mph.
Friday Night
A chance of snow, mainly after midnight. Cloudy, with a low around 4. North wind 10 to 14 mph becoming east after midnight. Winds could gust as high as 21 mph.
Saturday
A chance of snow before noon. Mostly cloudy, with a high near 14.
Saturday Night
Mostly cloudy, with a low around 2.
Sunday
Mostly sunny, with a high near 33.
Sunday Night
Mostly cloudy, with a low around 21.
Monday
Mostly sunny, with a high near 39.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
New Witten SD
 43.43°N 100.09°W (Elev. 2064 ft)
Last Update:
7:47 am CST Dec 9, 2025
Forecast Valid:
8am CST Dec 9, 2025-6pm CST Dec 15, 2025
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation