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

Flooding Risks from Tropical Moisture Across the Southeast and Southwest

Tropical moisture from Isaias and Rachel will impact portions of the Southeast and Southwest this weekend. Flash flooding, strong winds and even a threat for severe thunderstorms and tornadoes are possible. Meanwhile, strong winds and dry fuels are raising fire weather concerns across the central Great Basin and western High Plains. Across the northern Rockies, first winter storm of the season. Read More >

Current conditions at

Winner, Bob Wiley Field Airport (KICR)

Lat: 43.39°NLon: 99.84°WElev: 2031ft.

Fair

61°F

16°C

Humidity 65%
Wind Speed W 8 mph
Barometer 29.66 in (1002.7 mb)
Dewpoint 49°F (9°C)
Visibility 10.00 mi
Last update 11 Oct 4:53 am CDT
Extended Forecast for

Winner SD

  • Today

    Today: Increasing clouds, with a high near 75. West wind 7 to 11 mph becoming north in the afternoon. Winds could gust as high as 22 mph.

    High: 75 °F

    Increasing
    Clouds

  • Tonight

    Tonight: Mostly cloudy, with a low around 48. Northeast wind around 9 mph, with gusts as high as 16 mph.

    Low: 48 °F

    Mostly Cloudy

  • Columbus Day

    Columbus Day: Cloudy, then gradual clearing during the afternoon, with a high near 68. Northwest wind 9 to 11 mph, with gusts as high as 25 mph.

    High: 68 °F

    Clearing Late

  • Monday Night

    Monday Night: Partly cloudy, with a low around 43. North wind 10 to 14 mph, with gusts as high as 23 mph.

    Low: 43 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 61. North wind around 9 mph, with gusts as high as 17 mph.

    High: 61 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 42. North wind around 7 mph, with gusts as high as 15 mph.

    Low: 42 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 40 percent chance of rain after 1pm. Partly sunny, with a high near 61.

    High: 61 °F

    Mostly Sunny
    then Chance
    Rain

  • Wednesday Night

    Wednesday Night: Rain likely, mainly after 1am. Mostly cloudy, with a low around 43.

    Low: 43 °F

    Rain Likely

  • Thursday

    Thursday: A chance of rain. Mostly cloudy, with a high near 59. Breezy.

    High: 59 °F

    Chance Rain
    and Breezy

Detailed Forecast

Today
Increasing clouds, with a high near 75. West wind 7 to 11 mph becoming north in the afternoon. Winds could gust as high as 22 mph.
Tonight
Mostly cloudy, with a low around 48. Northeast wind around 9 mph, with gusts as high as 16 mph.
Columbus Day
Cloudy, then gradual clearing during the afternoon, with a high near 68. Northwest wind 9 to 11 mph, with gusts as high as 25 mph.
Monday Night
Partly cloudy, with a low around 43. North wind 10 to 14 mph, with gusts as high as 23 mph.
Tuesday
Mostly sunny, with a high near 61. North wind around 9 mph, with gusts as high as 17 mph.
Tuesday Night
Partly cloudy, with a low around 42. North wind around 7 mph, with gusts as high as 15 mph.
Wednesday
A 40 percent chance of rain after 1pm. Partly sunny, with a high near 61.
Wednesday Night
Rain likely, mainly after 1am. Mostly cloudy, with a low around 43.
Thursday
A chance of rain. Mostly cloudy, with a high near 59. Breezy.
Thursday Night
A slight chance of rain before 1am. Partly cloudy, with a low around 39. Breezy.
Friday
Mostly sunny, with a high near 55. Breezy.
Friday Night
Mostly clear, with a low around 35.
Saturday
Sunny, with a high near 62. Breezy.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Winner SD
 43.37°N 99.85°W (Elev. 1998 ft)
Last Update:
4:51 am CDT Oct 11, 2026
Forecast Valid:
5am CDT Oct 11, 2026-6pm CDT Oct 17, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation