Hurricane Lowell leaves widespread damage and power failures across western Hawaii

Damage emerges after the storm

Communities across Hawaii's western islands began assessing extensive damage on September 9 after Hurricane Lowell passed west of the archipelago. Kauai and Niihau took the most severe effects even though the storm's centre did not cross the islands directly. Heavy rain, powerful winds and large waves brought down trees and utility lines, damaged roads and pushed mud, sand and volcanic rock into homes, businesses and public facilities.

Nearly all of the roughly 35,000 customers served by Kauai's electric cooperative lost power on Tuesday, according to figures reported by the Guardian. Crews used heavy equipment to clear fallen trees and debris, while flooding made sections of the North Shore and Westside highways impassable. Boats sank and piers were damaged at Port Allen, and storm surge reached Hanapepe Stadium. Authorities were still determining the full cost and geographic extent of the destruction.

One death and continuing hazards

Governor Josh Green said a man died on Oahu after a tree fell on his tent on Monday evening. Kauai emergency officials had recorded 198 active hazard reports during the initial response, although detailed public assessments remained limited. Residents were urged to remain cautious around unstable trees, floodwater, debris and damaged electrical infrastructure while road and power crews moved through affected districts.

The disruption extended beyond Kauai. Heavy rain and high surf struck Oahu, where workers cleared rocks and sand from a coastal highway west of Honolulu after water crossed the road. The immediate priorities are reconnecting electricity, reopening isolated routes, inspecting harbours and establishing how many homes and commercial buildings are unsafe or require significant repairs.

A season shaped by exceptional Pacific heat

Lowell follows several recent tropical systems affecting Hawaii, including Tropical Storm Lala in August. The clustering of storms is occurring as El Nino strengthens across unusually warm Pacific waters. A September 3 United Nations update said forecasters were almost certain the climate pattern would persist through February 2027 and warned that unusually warm conditions could affect many regions for months.

El Nino does not by itself explain the damage from an individual hurricane, and the precise influence of human-driven warming on Lowell requires dedicated analysis. It does, however, provide important planning context: warmer oceans and air can supply tropical systems with additional energy and moisture. The next test for Hawaii will be whether utilities and transport agencies can restore essential services quickly while preserving capacity for further storms during the active Pacific season.