432 FPUS63 KFSD 030915 SFPSD SDZ001>074-032300- STATE FORECAST FOR SOUTH DAKOTA NATIONAL WEATHER SERVICE SIOUX FALLS SD 415 AM CDT Sun Sep 03 2017 .TODAY...Sunny and hot. Becoming windy west to north central, and quite breezy east. Highs near 90 along Interstate 90, mid 90s to 102 elsewhere. .TONIGHT...Clear. Breezy northeast in the evening. Lows 55 to 60. .LABOR DAY...Cooler and windy. Partly cloudy during the day, clear at night. Highs in the 70s. .TUESDAY...Clear or mostly clear. Windy central and east. Lows 40 to 50. Highs 65 to 75. .WEDNESDAY...Mostly clear. Lows 40 to 45. Highs upper 60s to upper 70s. .THURSDAY...Clear. Lows 45 to 50. Highs 70s east river, 80 to 85 west river. $$