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/Mist

54°F

12°C

Humidity 100%
Wind Speed E 13 G 18 mph
Barometer 30.07 in
Dewpoint 54°F (12°C)
Visibility 2.00 mi
Wind Chill50°F (10°C)
Last update 15 Oct 3:15 pm CDT
Extended Forecast for

Chester SD

  • This Afternoon

    This Afternoon: Patchy drizzle. Patchy fog after 4pm. Otherwise, cloudy, with a high near 56. East wind around 15 mph, with gusts as high as 20 mph.

    High: 56 °F

    Patchy
    Drizzle and
    Patchy Fog

  • Tonight

    Tonight: Patchy drizzle and fog with a chance of showers before 3am, then a slight chance of showers between 3am and 4am. Cloudy, with a temperature rising to around 61 by 4am. East wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.

    Low: 55 °F⇑

    Chance
    Showers and
    Patchy Fog

  • Thursday

    Thursday: A 20 percent chance of showers after 1pm. Patchy fog before 10am. Otherwise, partly sunny, with a high near 77. Breezy, with a south wind 20 to 25 mph, with gusts as high as 40 mph.

    High: 77 °F

    Breezy.
    Patchy Fog
    then Slight
    Chance
    Showers

  • Thursday Night

    Thursday Night: A 40 percent chance of showers. Mostly cloudy, with a low around 51. Breezy, with a south wind 10 to 20 mph, with gusts as high as 30 mph.

    Low: 51 °F

    Chance
    Showers and
    Breezy

  • Friday

    Friday: Partly sunny, then gradually becoming sunny, with a high near 67. West southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 67 °F

    Becoming
    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 42. West southwest wind around 10 mph.

    Low: 42 °F

    Mostly Clear

  • Saturday

    Saturday: Partly sunny, with a high near 58.

    High: 58 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 35.

    Low: 35 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 59.

    High: 59 °F

    Sunny

Detailed Forecast

This Afternoon
Patchy drizzle. Patchy fog after 4pm. Otherwise, cloudy, with a high near 56. East wind around 15 mph, with gusts as high as 20 mph.
Tonight
Patchy drizzle and fog with a chance of showers before 3am, then a slight chance of showers between 3am and 4am. Cloudy, with a temperature rising to around 61 by 4am. East wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.
Thursday
A 20 percent chance of showers after 1pm. Patchy fog before 10am. Otherwise, partly sunny, with a high near 77. Breezy, with a south wind 20 to 25 mph, with gusts as high as 40 mph.
Thursday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 51. Breezy, with a south wind 10 to 20 mph, with gusts as high as 30 mph.
Friday
Partly sunny, then gradually becoming sunny, with a high near 67. West southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Friday Night
Mostly clear, with a low around 42. West southwest wind around 10 mph.
Saturday
Partly sunny, with a high near 58.
Saturday Night
Partly cloudy, with a low around 35.
Sunday
Sunny, with a high near 59.
Sunday Night
Mostly clear, with a low around 42.
Monday
Sunny, with a high near 65.
Monday Night
Mostly clear, with a low around 40.
Tuesday
Mostly sunny, with a high near 58. Breezy.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Chester SD
 43.9°N 96.94°W (Elev. 1581 ft)
Last Update:
1:48 pm CDT Oct 15, 2025
Forecast Valid:
3pm CDT Oct 15, 2025-6pm CDT Oct 21, 2025
 
Forecast Discussion
 
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