Tropical Storm Darby made history according to a report from Weather Underground,  indicating that the storm just the closest approach on record by a tropical storm to the island of Oahu resulted in torrential rains in excess of ten inches there as Tropical Storm Darby passed just 40 miles to the south and west of Honolulu, Oahu on Sunday with sustained winds of 40 mph.

This is the only recorded storm on record that has passed that close to Honolulu or Oahu since accurate records began in 1949. Rainfall amounts of over ten inches in the 24 hours ending at 3:45 am HST Monday were reported at five locations on the eastern half of Oahu from Darby: