National Weather Service Forecast for: Madison SD
Issued by: National Weather Service Sioux Falls, SD
Updated: 3:03 pm CDT Jul 28, 2026
 
This
Afternoon
This Afternoon: Patchy smoke. Sunny, with a high near 89. South wind around 5 mph.
Patchy Smoke

 Tonight

Tonight: A chance of sprinkles between 7pm and 8pm. Patchy smoke. Mostly clear, with a low around 68. South southeast wind around 5 mph.
Chance
Sprinkles

 Wednesday

Wednesday: A chance of sprinkles after 4pm. Patchy smoke. Sunny, with a high near 90. South southeast wind 5 to 10 mph.
Chance
Sprinkles

 Wednesday
Night
Wednesday Night: A 20 percent chance of showers and thunderstorms after 1am. Patchy smoke. Increasing clouds, with a low around 69. South southeast wind around 10 mph, with gusts as high as 20 mph.
Patchy Smoke
then Slight
Chance
T-storms
 Thursday

Thursday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1pm. Patchy smoke before 8am. High near 82. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%.
Chance
Showers then
Showers
 Thursday
Night
Thursday Night: Showers and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Low around 64. South southeast wind 10 to 15 mph becoming north northwest after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 80%.
Showers

 Friday

Friday: Partly sunny, with a high near 80. Breezy.
Partly Sunny
and Breezy

 Friday
Night
Friday Night: Mostly clear, with a low around 60.
Mostly Clear

 Saturday

Saturday: Sunny, with a high near 79.
Sunny
Hi 89 °F Lo 68 °F Hi 90 °F Lo 69 °F Hi 82 °F Lo 64 °F Hi 80 °F Lo 60 °F Hi 79 °F

Hazardous Weather Outlook
 

This Afternoon
 
 Patchy smoke. Sunny, with a high near 89. South wind around 5 mph.
Tonight
 
 A chance of sprinkles between 7pm and 8pm. Patchy smoke. Mostly clear, with a low around 68. South southeast wind around 5 mph.
Wednesday
 
 A chance of sprinkles after 4pm. Patchy smoke. Sunny, with a high near 90. South southeast wind 5 to 10 mph.
Wednesday Night
 
 A 20 percent chance of showers and thunderstorms after 1am. Patchy smoke. Increasing clouds, with a low around 69. South southeast wind around 10 mph, with gusts as high as 20 mph.
Thursday
 
 A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1pm. Patchy smoke before 8am. High near 82. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%.
Thursday Night
 
 Showers and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Low around 64. South southeast wind 10 to 15 mph becoming north northwest after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 80%.
Friday
 
 Partly sunny, with a high near 80. Breezy.
Friday Night
 
 Mostly clear, with a low around 60.
Saturday
 
 Sunny, with a high near 79.
Saturday Night
 
 Clear, with a low around 62.
Sunday
 
 Sunny, with a high near 80.
Sunday Night
 
 Mostly clear, with a low around 64.
Monday
 
 Sunny, with a high near 83. Breezy.

 

Forecast from NOAA-NWS for Madison SD.