Severe flooding on Oahu, Hawaii, has led to evacuation orders for over 5,000 residents due to concerns about the aging Wahiawa dam potentially failing after intense rainfall. The flooding has caused catastrophic damage, with emergency crews rescuing stranded residents and the National Guard activated to assist, while ongoing heavy rains continue to pose risks. Governor Josh Green emphasized the urgency of evacuations as water levels fluctuate, amid a broader pattern of extreme weather events across the United States.