SXUS73 KDMX 111735 RERALO RECORD EVENT REPORT NATIONAL WEATHER SERVICE DES MOINES IA 1234 PM CDT FRI SEP 11 2020 ...RECORD DAILY LOW MAXIMUM TEMPERATURE SET AT WATERLOO ON THURSDAY SEPTEMBER 10TH... A RECORD LOW MAXIMUM TEMPERATURE OF 53 DEGREES WAS SET IN WATERLOO ON THURSDAY SEPTEMBER 10TH. THIS BREAKS THE PREVIOUS RECORD OF 55 DEGREES IN 1918. $$ DONAVON