SXUS73 KFSD 102237 RERFSD RECORD EVENT REPORT NATIONAL WEATHER SERVICE SIOUX FALLS SD 437 PM CST FRI FEB 10 2017 ...DAILY RECORD HIGH TEMPERATURE SET AT SIOUX FALLS SD... THE TEMPERATURE AT SIOUX FALLS JOE FOSS FIELD CLIMBED TO 59 DEGREES SHORTLY AFTER 3 PM TODAY AND REMAINED THERE THROUGH 319 PM BEFORE SLIPPING A LITTLE COOLER. THIS BROKE THE PREVIOUS DAILY RECORD HIGH OF 56 DEGREES FOR THE 10TH OF FEBRUARY...SET BACK IN 1977. $$ TRM