SXUS73 KDMX 200830 RERALO RECORD EVENT REPORT NATIONAL WEATHER SERVICE DES MOINES IA 330 AM CDT TUE OCT 20 2020 ...RECORD DAILY LOW MAXIMUM TEMPERATURE SET AT WATERLOO ON MONDAY... OCTOBER 19... A RECORD LOW MAXIMUM TEMPERATURE OF 36 DEGREES WAS TIED ON MONDAY...OCTOBER 19 2020 AT WATERLOO. THIS TIES THE PREVIOUS RECORD OF 36 DEGREES SET IN 1930. $$ ANSORGE