SXUS73 KFSD 272237 RERFSD RECORD EVENT REPORT NATIONAL WEATHER SERVICE SIOUX FALLS SD 437 PM CST MON NOV 27 2017 ...RECORD HIGH TEMPERATURE SET AT SIOUX FALLS SD... THE TEMPERATURE AT THE SIOUX FALLS AIRPORT CLIMBED TO 67 DEGREES THIS AFTERNOON...REMAINED THERE THROUGH 343 PM...AND THEN BEGAN SLIPPING AS CLOUDS INCREASED AND SUNSET WAS APPROACHING. THIS MAXIMUM DAILY HIGH TEMPERATURE BROKE THE PREVIOUS RECORD OF 65 DEGREES...SET BACK IN 1963. THIS IS ALSO THE WARMEST TEMPERATURE SO FAR THIS MONTH...SURPASSING THE HIGH OF 66 DEGREES ON THE 24TH OF THE MONTH. $$ TRM