SXUS73 KFSD 280710 RERFSD RECORD EVENT REPORT NATIONAL WEATHER SERVICE SIOUX FALLS SD 210 AM CDT THU OCT 28 2021 ...RECORD DAILY MAXIMUM RAINFALL SET AT SIOUX FALLS SD... A RECORD RAINFALL OF 1.17 INCHES WAS SET AT SIOUX FALLS SD YESTERDAY...OCTOBER 27 2021. THIS BREAKS THE OLD RECORD OF 1.12 INCHES SET IN 1971. $$