925 FXUS63 KFSD 051510 AFDFSD AREA FORECAST DISCUSSION FOR SOUTHEAST SD/SOUTHWEST MN/NORTHWEST IA NATIONAL WEATHER SERVICE SIOUX FALLS SD 1015 AM CDT TUE OCT 5 1999 QUITE THE OPPOSITE OF YESTERDAY...NOW WITH LOTS OF COLD AIR ADV ON BRISK NNWLY WNDS...MAINLY NERN HLF CWA. SRN CWA SHOULD STILL MIX OUT TO MILD TEMPS THIS AFTN. WILL UPDATE FOR ABOUT 5 DEG LWR HIGHS IN NRN CWA...AND MORE NLY WNDS ESP SWRN MN AND NWRN IA FOR THIS AFTN. FSD...NONE RYRHOLM