961 SXUS73 KFSD 301355 RERFSD RECORD EVENT REPORT NATIONAL WEATHER SERVICE SIOUX FALLS SD 855 AM CDT TUE MAR 30 2010 ...RECORD DAILY HIGH MINIMUM SET AT SIOUX FALLS SD... THE LOW TEMPERATURE AT SIOUX FALLS JOE FOSS FIELD...AT 444 AM CDT... WAS ONLY 51 DEGREES. AS LONG AS THE TEMPERATURE DOES NOT COOL BELOW THIS READING BEFORE MIDNIGHT...WHICH IS NOT LIKELY TODAY...THIS WILL BE THE WARMEST LOW TEMPERATURE FOR THE 30TH OF MARCH. THE PREVIOUS RECORD WAS 50 DEGREES...SET BACK IN 1943. $$ TRM