278 FPUS63 KFSD 030942 SFPSD SDZ001>074-032300- STATE FORECAST FOR SOUTH DAKOTA NATIONAL WEATHER SERVICE SIOUX FALLS SD 442 AM CDT Tue Oct 3 2017 ...Freeze warning northwest late tonight and Wednesday morning... ...Freeze watch southwest late tonight and Wednesday morning... ...Frost advisory north central late tonight and Wednesday morning... .TODAY...Mostly cloudy, becoming clear to partly cloudy by late morning. Showers ending east early. Highs from the mid 40s far northwest to mid 60s southeast. .TONIGHT...Mostly clear. Frost likely central and west. Lows from around 30 far west, to upper 30s and lower 40s east. .WEDNESDAY...Mostly clear to partly cloudy. A chance for showers and isolated thunderstorms south central and southeast late Wednesday night. Highs 55 to 65. .THURSDAY...Partly cloudy. Showers likely with a chance for thunderstorms southeast, a chance for showers southwest. Lows in the upper 30s west to upper 40s far southeast. Highs 55 to 65. .FRIDAY...Partly cloudy. Chance of showers and thunderstorms, especially south and east. Lows around 40 north and west, to near 50 southeast. Highs 55 to 65. .SATURDAY...Mostly clear and breezy. Lows in the 40s. Highs 65 to 75. $$