Hurricane Lowell Brings High Surf, Heavy Rain, and Flash Flood Risks to Hawaii
Hurricane Lowell, a Category 3 storm, is moving north-northeast at 18 mph and is expected to pass near or just west of Niʻihau on Monday night into early Tuesday (source: Big Island Now, 2026-09-07). The storm, with sustained winds of 110 mph, is causing widespread impacts across the Hawaiian Islands, including high surf, heavy rainfall, and potential flash flooding. Hurricane-force winds extend up to 70 miles from the center, while tropical-storm-force winds reach up to 175 miles. A high surf warning is in effect for the Big Island, with waves of 12 to 16 feet expected along south-facing shores. Rainfall totals could reach up to 12 inches on the Big Island and 24 inches in some areas of Kauaʻi County. Tornadoes are also possible near Kauaʻi and Niʻihau.