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

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 >

Hazardous Weather Conditions

Current conditions at

Winner, Bob Wiley Field Airport (KICR)

Lat: 43.39°NLon: 99.84°WElev: 2031ft.

Overcast and Windy

37°F

3°C

Humidity 62%
Wind Speed NW 26 G 38 mph
Barometer 29.93 in (1014.0 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Wind Chill25°F (-4°C)
Last update 10 Dec 1:53 am CST
Extended Forecast for

Winner Regional Airport SD

  • Overnight

    Overnight: Partly cloudy, with a low around 27. Wind chill values as low as 17. Blustery, with a northwest wind 22 to 29 mph, with gusts as high as 46 mph.

    Low: 27 °F

    Partly Cloudy
    and Blustery

  • Wednesday

    Wednesday: Increasing clouds, with a high near 36. Wind chill values as low as 14. Breezy, with a northwest wind 15 to 20 mph becoming north 7 to 12 mph in the afternoon. Winds could gust as high as 32 mph.

    High: 36 °F

    Partly Sunny
    and Breezy
    then Mostly
    Cloudy

  • Wednesday Night

    Wednesday Night: A 20 percent chance of snow before midnight. Cloudy, with a low around 26. Wind chill values as low as 16. East wind 7 to 11 mph becoming south after midnight. Winds could gust as high as 20 mph.

    Low: 26 °F

    Slight Chance
    Snow then
    Cloudy

  • Thursday

    Thursday: A 20 percent chance of rain before noon. Mostly cloudy, with a high near 52. South wind around 10 mph becoming north in the afternoon. Winds could gust as high as 21 mph.

    High: 52 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Thursday Night

    Thursday Night: A 20 percent chance of snow after midnight. Cloudy, with a low around 17. Blustery, with a northwest wind 10 to 20 mph, with gusts as high as 31 mph.

    Low: 17 °F

    Cloudy then
    Slight Chance
    Snow and
    Blustery

  • Friday

    Friday: A 30 percent chance of snow. Cloudy, with a high near 22. Blustery, with a north wind 11 to 20 mph, with gusts as high as 31 mph.

    High: 22 °F

    Chance Snow
    and Blustery

  • Friday Night

    Friday Night: A 40 percent chance of snow. Cloudy, with a low around 3. East wind 9 to 14 mph, with gusts as high as 20 mph.

    Low: 3 °F

    Chance Snow

  • Saturday

    Saturday: A chance of snow before noon. Mostly cloudy, with a high near 11. East wind 10 to 14 mph becoming north in the afternoon. Winds could gust as high as 21 mph.

    High: 11 °F

    Chance Snow
    then Mostly
    Cloudy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 0.

    Low: 0 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 27. Wind chill values as low as 17. Blustery, with a northwest wind 22 to 29 mph, with gusts as high as 46 mph.
Wednesday
Increasing clouds, with a high near 36. Wind chill values as low as 14. Breezy, with a northwest wind 15 to 20 mph becoming north 7 to 12 mph in the afternoon. Winds could gust as high as 32 mph.
Wednesday Night
A 20 percent chance of snow before midnight. Cloudy, with a low around 26. Wind chill values as low as 16. East wind 7 to 11 mph becoming south after midnight. Winds could gust as high as 20 mph.
Thursday
A 20 percent chance of rain before noon. Mostly cloudy, with a high near 52. South wind around 10 mph becoming north in the afternoon. Winds could gust as high as 21 mph.
Thursday Night
A 20 percent chance of snow after midnight. Cloudy, with a low around 17. Blustery, with a northwest wind 10 to 20 mph, with gusts as high as 31 mph.
Friday
A 30 percent chance of snow. Cloudy, with a high near 22. Blustery, with a north wind 11 to 20 mph, with gusts as high as 31 mph.
Friday Night
A 40 percent chance of snow. Cloudy, with a low around 3. East wind 9 to 14 mph, with gusts as high as 20 mph.
Saturday
A chance of snow before noon. Mostly cloudy, with a high near 11. East wind 10 to 14 mph becoming north in the afternoon. Winds could gust as high as 21 mph.
Saturday Night
Mostly cloudy, with a low around 0.
Sunday
Mostly sunny, with a high near 31.
Sunday Night
Partly cloudy, with a low around 19.
Monday
Mostly sunny, with a high near 40.
Monday Night
Partly cloudy, with a low around 23.
Tuesday
Mostly sunny, with a high near 48.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Winner Regional Airport SD
 43.4°N 99.85°W (Elev. 1988 ft)
Last Update:
12:12 am CST Dec 10, 2025
Forecast Valid:
1am CST Dec 10, 2025-6pm CST Dec 16, 2025
 
Forecast Discussion
 
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Additional Resources

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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