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.

Fog

64°F

18°C

Humidity 100%
Wind Speed SE 3 mph
Barometer 29.99 in
Dewpoint 64°F (18°C)
Visibility 0.15 mi
Last update 14 Jul 5:15 am CDT
Extended Forecast for

7 Miles W Sinai SD

  • Today

    Today: Sunny, with a high near 90. East wind 5 to 15 mph becoming south in the afternoon. Winds could gust as high as 20 mph.

    High: 90 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 69. South wind around 15 mph, with gusts as high as 25 mph.

    Low: 69 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: A 40 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 89. South wind around 15 mph, with gusts as high as 25 mph.

    High: 89 °F

    Mostly Sunny
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Showers and possibly a thunderstorm. Low around 61. North northeast wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 90%.

    Low: 61 °F

    T-storms then
    Showers

  • Wednesday

    Wednesday: A 30 percent chance of showers and thunderstorms, mainly before 1pm. Mostly cloudy, with a high near 71. North northeast wind around 15 mph, with gusts as high as 25 mph.

    High: 71 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 54. North northeast wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 54 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Thursday

    Thursday: Partly sunny, with a high near 72.

    High: 72 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 55.

    Low: 55 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 77.

    High: 77 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 90. East wind 5 to 15 mph becoming south in the afternoon. Winds could gust as high as 20 mph.
Tonight
Increasing clouds, with a low around 69. South wind around 15 mph, with gusts as high as 25 mph.
Tuesday
A 40 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 89. South wind around 15 mph, with gusts as high as 25 mph.
Tuesday Night
Showers and possibly a thunderstorm. Low around 61. North northeast wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 90%.
Wednesday
A 30 percent chance of showers and thunderstorms, mainly before 1pm. Mostly cloudy, with a high near 71. North northeast wind around 15 mph, with gusts as high as 25 mph.
Wednesday Night
A 30 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 54. North northeast wind 10 to 15 mph, with gusts as high as 25 mph.
Thursday
Partly sunny, with a high near 72.
Thursday Night
Partly cloudy, with a low around 55.
Friday
Mostly sunny, with a high near 77.
Friday Night
A chance of showers, with thunderstorms also possible after 1am. Mostly cloudy, with a low around 62. Chance of precipitation is 50%.
Saturday
Mostly sunny, with a high near 80.
Saturday Night
Mostly cloudy, with a low around 62.
Sunday
Mostly sunny, with a high near 82.
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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:
4:30 am CDT Jul 14, 2025
Forecast Valid:
5am CDT Jul 14, 2025-6pm CDT Jul 20, 2025
 
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