National Weather Service Forecast for: Madison SD
Issued by: National Weather Service Sioux Falls, SD
Updated: 3:18 am CST Feb 2, 2026
 
Overnight

Overnight: Mostly cloudy, with a low around 18. Northeast wind around 5 mph.
Mostly Cloudy

 Monday

Monday: A 30 percent chance of snow, mainly after 5pm. Mostly cloudy, with a high near 26. East southeast wind around 5 mph.
Mostly Cloudy
then Chance
Snow
 Monday
Night
Monday Night: A chance of snow, mainly before 11pm, then a chance of flurries after 2am. Cloudy, with a low around 12. East wind around 5 mph. Chance of precipitation is 30%.
Chance Snow

 Tuesday

Tuesday: Mostly cloudy, with a high near 25. East northeast wind around 5 mph becoming west southwest in the afternoon.
Mostly Cloudy

 Tuesday
Night
Tuesday Night: A 20 percent chance of snow after midnight. Mostly cloudy, with a low around 18. West wind 5 to 10 mph.
Mostly Cloudy
then Slight
Chance Snow
 Wednesday

Wednesday: Mostly cloudy, with a high near 29. North northwest wind 5 to 15 mph, with gusts as high as 20 mph.
Mostly Cloudy

 Wednesday
Night
Wednesday Night: Mostly cloudy, with a low around 19.
Mostly Cloudy

 Thursday

Thursday: Mostly sunny, with a high near 44.
Mostly Sunny

 Thursday
Night
Thursday Night: Partly cloudy, with a low around 25.
Partly Cloudy
Lo 18 °F Hi 26 °F Lo 12 °F Hi 25 °F Lo 18 °F Hi 29 °F Lo 19 °F Hi 44 °F Lo 25 °F

Hazardous Weather Outlook
 

Overnight
 
 Mostly cloudy, with a low around 18. Northeast wind around 5 mph.
Monday
 
 A 30 percent chance of snow, mainly after 5pm. Mostly cloudy, with a high near 26. East southeast wind around 5 mph.
Monday Night
 
 A chance of snow, mainly before 11pm, then a chance of flurries after 2am. Cloudy, with a low around 12. East wind around 5 mph. Chance of precipitation is 30%.
Tuesday
 
 Mostly cloudy, with a high near 25. East northeast wind around 5 mph becoming west southwest in the afternoon.
Tuesday Night
 
 A 20 percent chance of snow after midnight. Mostly cloudy, with a low around 18. West wind 5 to 10 mph.
Wednesday
 
 Mostly cloudy, with a high near 29. North northwest wind 5 to 15 mph, with gusts as high as 20 mph.
Wednesday Night
 
 Mostly cloudy, with a low around 19.
Thursday
 
 Mostly sunny, with a high near 44.
Thursday Night
 
 Partly cloudy, with a low around 25.
Friday
 
 Partly sunny, with a high near 35.
Friday Night
 
 Partly cloudy, with a low around 16.
Saturday
 
 Mostly sunny, with a high near 35.
Saturday Night
 
 Mostly cloudy, with a low around 19.
Sunday
 
 Mostly sunny, with a high near 42.

 

Forecast from NOAA-NWS for Madison SD.