Flash flood warnings and road closures mount on Oahu, Kauai

Heavy rains from a volatile low pressure system continued to wreak havoc on Oahu and Kauai on Wednesday. The Hawaii Department of Transportation announced Kamehameha Highway road closures, in both directions by Kualoa Beach Park due to flooding and debris, and a one-lane contraflow by Waimea Beach Park due to boulders on the road, on Twitter after 6 p.m. A flash flood warning was extended for the Windward side and North Shore of Oahu and on Kauai through 9:30 p.m., according to the National Weather…