SXUS73 KDMX 230621 RERALO RECORD EVENT REPORT NATIONAL WEATHER SERVICE DES MOINES IA 1221 AM CST SAT DEC 23 2023 ...RECORD WARM LOW TEMPERATURE TIED AT WATERLOO FOR FRIDAY DECEMBER 22... A DAILY RECORD WARM LOW TEMPERATURE OF 39 DEGREES WAS TIED AT WATERLOO, IOWA FOR FRIDAY DECEMBER 22. THIS TIES THE PREVIOUS RECORD OF 39 DEGREES WHICH OCCURRED IN 1931. && WEATHER RECORDS FOR THE WATERLOO AREA HAVE BEEN TAKEN FROM TWO GENERAL LOCATIONS. THE FIRST AREA WAS IN THE VICINITY OF DOWNTOWN WATERLOO WITH INITIAL RECORDS BEGINNING ON JANUARY 21, 1895 AT A BUILDING ON THE 600 BLOCK OF MULBERRY STREET. IN APRIL 1911, THE OBSERVATION LOCATION MOVED TO THE 300 BLOCK OF HIGH STREET WITH THE FINAL MOVE TO THE 700 BLOCK OF FAIRVIEW AVENUE IN JUNE OF 1914 WHERE OBSERVATIONS CONTINUED UNTIL FEBRUARY 28, 1950. OFFICIAL OBSERVATIONS THEN MOVED TO THE WATERLOO AIRPORT ON MARCH 1, 1950 AND REMAINED THERE UNTIL PRESENT. TEMPERATURE, PRECIPITATION AND SNOWFALL RECORDS ALL BEGAN ON JANUARY 21, 1895. $$ REV