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

Madison Municipal Airport (KMDS)

Lat: 44.02°NLon: 97.09°WElev: 1718ft.

Fair

7°F

-14°C

Humidity 78%
Wind Speed NW 10 G 16 mph
Barometer 30.66 in
Dewpoint 1°F (-17°C)
Visibility 10.00 mi
Wind Chill-7°F (-22°C)
Last update 22 Feb 6:35 pm CST
Extended Forecast for

7 Miles W Sinai SD

  • Tonight

    Tonight: Partly cloudy, with a low around -3. North wind 5 to 15 mph becoming east after midnight. Winds could gust as high as 20 mph.

    Low: -3 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 30. Breezy, with an east southeast wind 5 to 10 mph becoming south 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph.

    High: 30 °F

    Mostly Sunny
    then Sunny
    and Breezy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 20. Breezy, with a south wind 15 to 20 mph, with gusts as high as 30 mph.

    Low: 20 °F

    Mostly Cloudy
    and Breezy
    then Mostly
    Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 44. Breezy, with a southwest wind 15 to 20 mph becoming northwest in the afternoon. Winds could gust as high as 30 mph.

    High: 44 °F

    Partly Sunny
    and Breezy

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 14. North northwest wind 5 to 15 mph, with gusts as high as 20 mph.

    Low: 14 °F

    Mostly Clear

  • Wednesday

    Wednesday: Snow likely, mainly after noon. Partly sunny, with a high near 31. North northwest wind 5 to 10 mph becoming southeast in the afternoon. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    High: 31 °F

    Chance Snow
    then Snow
    Likely

  • Wednesday Night

    Wednesday Night: A 30 percent chance of snow before midnight. Mostly cloudy, with a low around 11.

    Low: 11 °F

    Chance Snow
    then Partly
    Cloudy

  • Thursday

    Thursday: Sunny, with a high near 44.

    High: 44 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 27.

    Low: 27 °F

    Partly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around -3. North wind 5 to 15 mph becoming east after midnight. Winds could gust as high as 20 mph.
Monday
Mostly sunny, with a high near 30. Breezy, with an east southeast wind 5 to 10 mph becoming south 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph.
Monday Night
Mostly cloudy, with a low around 20. Breezy, with a south wind 15 to 20 mph, with gusts as high as 30 mph.
Tuesday
Partly sunny, with a high near 44. Breezy, with a southwest wind 15 to 20 mph becoming northwest in the afternoon. Winds could gust as high as 30 mph.
Tuesday Night
Mostly clear, with a low around 14. North northwest wind 5 to 15 mph, with gusts as high as 20 mph.
Wednesday
Snow likely, mainly after noon. Partly sunny, with a high near 31. North northwest wind 5 to 10 mph becoming southeast in the afternoon. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Wednesday Night
A 30 percent chance of snow before midnight. Mostly cloudy, with a low around 11.
Thursday
Sunny, with a high near 44.
Thursday Night
Partly cloudy, with a low around 27.
Friday
Mostly sunny, with a high near 49.
Friday Night
A slight chance of rain and snow. Mostly cloudy, with a low around 14. Chance of precipitation is 20%.
Saturday
Partly sunny, with a high near 28.
Saturday Night
Partly cloudy, with a low around 6.
Sunday
A 20 percent chance of snow. Partly sunny, with a high near 28.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
7 Miles W Sinai SD
 44.24°N 97.19°W (Elev. 1736 ft)
Last Update:
4:43 pm CST Feb 22, 2026
Forecast Valid:
6pm CST Feb 22, 2026-6pm CST Mar 1, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation