152 SXUS99 KFSD 211210 RERFSD RECORD EVENT REPORT NATIONAL WEATHER SERVICE SIOUX FALLS SD 710 AM CDT SAT AUG 21 2004 ...SOME RECORD LOWS IN THE TRI STATE AREA... SIOUX FALLS SET ANOTHER RECORD LOW AT 409 AM CDT THIS MORNING... WHEN THE TEMPERATURE DROPPED TO 40 DEGREES AT THE AIRPORT. THIS HANDILY BREAKS THE OLD RECORD FOR TODAY OF 44 IN 1986. SPENCER IOWA ALSO SET A NEW RECORD OF 36 DEGREES THIS MORNING... BREAKING THE OLD RECORD OF 40 IN 1925. THERE WAS ALSO SOME FROST IN THE SPENCER AREA AND MOST LIKELY IN PARTS OF SOUTHWEST MINNESOTA WHERE THE TEMPERATURES DROPPED INTO THE 30S EARLY THIS MORNING. $$ RSR