Heavy rains drenched Port Clinton this past weekend with as much as 6 to 7 inches of rain on Sunday. Hydrologist are calling this a one in 500 year rain and flood event.
Click on the radar animation below to see from the early afternoon hours capturing the moist onshore flow around a closed upper level low that moved over north central Ohio Sunday causing the repeated heavy rains:
(Notice the cyclonic or counter clockwise circulation around the upper level low)
More information on the floods and the perspective from the residents of Port Clinton can be found Here.