Reagan Nat'l (DCA) picked up 1.60" of precipitation yesterday & 1.35" on October 16. There are only two other occurrences so far this year where DC measured at least 1.35" in a single day (3.44" July 8, 1.96" March 21). Last year through Oct 20, 2018 there were 10 such days. https://t.co/k4rpM6xOfI

— Peter Mullinax (@wxmvpete) October 21, 2019