National Weather Service Forecast for: Madison SD
Issued by: National Weather Service Sioux Falls, SD
Updated: 12:43 pm CDT Oct 6, 2026
 
This
Afternoon
This Afternoon: Sunny, with a high near 81. West northwest wind around 10 mph.
Sunny

 Tonight

Tonight: Mostly clear, with a low around 50. North wind around 5 mph.
Mostly Clear

 Wednesday

Wednesday: Mostly sunny, with a high near 73. West wind 5 to 15 mph, with gusts as high as 20 mph.
Mostly Sunny

 Wednesday
Night
Wednesday Night: Mostly cloudy, with a low around 44. Northwest wind around 5 mph becoming north northeast after midnight.
Mostly Cloudy

 Thursday

Thursday: Mostly sunny, with a high near 67. Calm wind becoming south around 5 mph in the afternoon.
Mostly Sunny

 Thursday
Night
Thursday Night: Partly cloudy, with a low around 48. Southeast wind around 5 mph.
Partly Cloudy

 Friday

Friday: Mostly sunny, with a high near 72.
Mostly Sunny

 Friday
Night
Friday Night: Mostly clear, with a low around 58. Breezy.
Mostly Clear
then Mostly
Clear and
Breezy
 Saturday

Saturday: Sunny, with a high near 79. Breezy.
Sunny and
Breezy
Hi 81 °F Lo 50 °F Hi 73 °F Lo 44 °F Hi 67 °F Lo 48 °F Hi 72 °F Lo 58 °F Hi 79 °F

 

This Afternoon
 
 Sunny, with a high near 81. West northwest wind around 10 mph.
Tonight
 
 Mostly clear, with a low around 50. North wind around 5 mph.
Wednesday
 
 Mostly sunny, with a high near 73. West wind 5 to 15 mph, with gusts as high as 20 mph.
Wednesday Night
 
 Mostly cloudy, with a low around 44. Northwest wind around 5 mph becoming north northeast after midnight.
Thursday
 
 Mostly sunny, with a high near 67. Calm wind becoming south around 5 mph in the afternoon.
Thursday Night
 
 Partly cloudy, with a low around 48. Southeast wind around 5 mph.
Friday
 
 Mostly sunny, with a high near 72.
Friday Night
 
 Mostly clear, with a low around 58. Breezy.
Saturday
 
 Sunny, with a high near 79. Breezy.
Saturday Night
 
 Mostly clear, with a low around 59. Breezy.
Sunday
 
 Mostly sunny, with a high near 70. Breezy.
Sunday Night
 
 A 30 percent chance of showers. Mostly cloudy, with a low around 48.
Columbus Day
 
 A 30 percent chance of showers. Partly sunny, with a high near 57.

 

Forecast from NOAA-NWS for Madison SD.