National Weather Service Forecast for: Sisseton SD
Issued by: National Weather Service Aberdeen, SD
Updated: 12:11 pm CDT Mar 19, 2026
 
This
Afternoon
This Afternoon: Sunny, with a high near 61. Southwest wind 13 to 15 mph, with gusts as high as 23 mph.
Sunny

 Tonight

Tonight: Partly cloudy, with a low around 38. West southwest wind 10 to 14 mph becoming northwest after midnight.
Partly Cloudy

 Friday

Friday: Patchy fog before 8am. Otherwise, mostly sunny, with a high near 65. Northwest wind 6 to 10 mph becoming south in the afternoon.
Patchy Fog
then Mostly
Sunny
 Friday
Night
Friday Night: Partly cloudy, with a low around 42. Southwest wind 7 to 10 mph.
Partly Cloudy

 Saturday

Saturday: Mostly sunny, with a high near 72. West southwest wind 11 to 14 mph becoming north in the afternoon.
Mostly Sunny

 Saturday
Night
Saturday Night: A slight chance of rain between 1am and 4am, then a slight chance of snow after 4am. Mostly cloudy, with a low around 32. North wind 14 to 18 mph. Chance of precipitation is 20%.
Mostly Cloudy
then Slight
Chance
Rain/Snow
 Sunday

Sunday: A slight chance of snow before 7am. Partly sunny, with a high near 42. Breezy, with a north northwest wind 17 to 20 mph, with gusts as high as 28 mph. Chance of precipitation is 10%.
Breezy.
Slight Chance
Snow then
Mostly Sunny
 Sunday
Night
Sunday Night: Mostly clear, with a low around 23. North northwest wind 7 to 13 mph becoming southwest after midnight.
Mostly Clear

 Monday

Monday: Partly sunny, with a high near 48. South wind 8 to 18 mph, with gusts as high as 26 mph.
Partly Sunny
Hi 61 °F Lo 38 °F Hi 65 °F Lo 42 °F Hi 72 °F Lo 32 °F Hi 42 °F Lo 23 °F Hi 48 °F

 

This Afternoon
 
 Sunny, with a high near 61. Southwest wind 13 to 15 mph, with gusts as high as 23 mph.
Tonight
 
 Partly cloudy, with a low around 38. West southwest wind 10 to 14 mph becoming northwest after midnight.
Friday
 
 Patchy fog before 8am. Otherwise, mostly sunny, with a high near 65. Northwest wind 6 to 10 mph becoming south in the afternoon.
Friday Night
 
 Partly cloudy, with a low around 42. Southwest wind 7 to 10 mph.
Saturday
 
 Mostly sunny, with a high near 72. West southwest wind 11 to 14 mph becoming north in the afternoon.
Saturday Night
 
 A slight chance of rain between 1am and 4am, then a slight chance of snow after 4am. Mostly cloudy, with a low around 32. North wind 14 to 18 mph. Chance of precipitation is 20%.
Sunday
 
 A slight chance of snow before 7am. Partly sunny, with a high near 42. Breezy, with a north northwest wind 17 to 20 mph, with gusts as high as 28 mph. Chance of precipitation is 10%.
Sunday Night
 
 Mostly clear, with a low around 23. North northwest wind 7 to 13 mph becoming southwest after midnight.
Monday
 
 Partly sunny, with a high near 48. South wind 8 to 18 mph, with gusts as high as 26 mph.
Monday Night
 
 Mostly cloudy, with a low around 30.
Tuesday
 
 Partly sunny, with a high near 52.
Tuesday Night
 
 Mostly cloudy, with a low around 36.
Wednesday
 
 Mostly cloudy, with a high near 64.

 

Forecast from NOAA-NWS for Sisseton SD.