The Ohio River rose to historic heights after days of flooding, finally cresting early Wednesday morning.Days and days of rain have area rivers, creeks and streams overflowing their banks.(Scroll down for a chart breaking down flood impacts at each level)The Ohio River normally sits at around 12 feet at the McAlpine Upper, which is a gauge location near downtown Louisville. The National Water Prediction Service projected the Ohio River would crest as high as 37 feet.Ultimately, it crested early Wednesday morning at 36.63 feet. That's higher than it was in 2018, when it was 35.7 feet, putting April's flooding in the top 1o worst in its history. (Scroll down to look at historic crests)So when will it go back to normal? The Ohio River should get below flood stage again around Sunday morning. Here's a look at the current levels: As for how this flood compared to February's: Then, the river crested at just 28.3 feet.Around the region, most areas got between 7-13 inches inches of rain from Wednesday to Sunday. Louisville put flood walls up ahead of the flooding, including the one under the Second Street Bridge. Flood will continue to be a problem in the coming days, so be safe.Remember these flood safety tips:If you live in a flood-prone area, have a plan to get to higher ground.Turn around, don't down - rapid flowing streams can sweep you and even your vehicle downstream. Take a look at the top 10 floods to hit the downtown Louisville area:This data does not yet include recent flooding and will change after the Ohio River crests on Wednesday.Here's a look at how various river levels impact the Louisville area: