Expires:202601040100;;725432 FPUS53 KFSD 031709 ZFPFSD Zone Forecasts for SE South Dakota/NW Iowa/SW Minnesota National Weather Service Sioux Falls SD 1106 AM CST Sat Jan 3 2026 SDZ056-040100- Moody- Including the city of Flandreau 1106 AM CST Sat Jan 3 2026 .THIS AFTERNOON...Cloudy. Near steady temperature in the mid 20s. Southwest winds around 5 mph, becoming northwest. .TONIGHT...Cloudy. Areas of freezing fog with patchy fog after midnight. Near steady temperature in the lower 20s. East winds around 5 mph, increasing to southeast 10 to 15 mph with gusts up to 25 mph after midnight. .SUNDAY...Cloudy in the morning, then becoming mostly sunny. Areas of fog and freezing fog in the morning. Breezy and not as cool with highs in the mid 40s. South winds 15 to 25 mph with gusts up to 40 mph. .SUNDAY NIGHT...Partly cloudy. Lows in the mid 20s. West winds 5 to 10 mph. .MONDAY...Mostly cloudy. Highs in the lower 40s. South winds around 5 mph. .MONDAY NIGHT...Mostly cloudy. Lows in the upper 20s. .TUESDAY...Mostly sunny. Highs in the lower 40s. .TUESDAY NIGHT...Partly cloudy in the evening, then becoming mostly clear. Lows in the upper 20s. .WEDNESDAY...Sunny. Highs in the mid 40s. .WEDNESDAY NIGHT...Partly cloudy. Lows in the upper 20s. .THURSDAY...Mostly cloudy. Highs around 40. .THURSDAY NIGHT...Mostly cloudy with a slight chance of freezing drizzle and snow. Lows in the lower 20s. Chance of precipitation 20 percent. .FRIDAY...Partly sunny. A chance of snow and freezing drizzle in the morning, then a slight chance of snow in the afternoon. Highs in the lower 30s. Chance of precipitation 30 percent. $$