213 SXUS74 KOUN 220640 REROKC RECORD EVENT REPORT NATIONAL WEATHER SERVICE NORMAN OK 140 AM CDT SUN APR 22 2018 ...RECORD DAILY MAXIMUM RAINFALL SET AT OKLAHOMA CITY... OKLAHOMA CITY MEASURED 1.45 INCHES OF RAIN SATURDAY. THIS IS A NEW DAILY RAINFALL RECORD FOR APRIL 21...BREAKING THE OLD RECORD OF 1.43 INCHES SET IN 2017. $$