Downed trees and utility poles forced road closures across Oahu early Saturday morning due to strong winds from a passing cold front.

Kunia Road is closed in both directions from Kunia Drive and Anonui St. due to damaged and downed utility lines, according to Honolulu police around 4:38 a.m.

In Waialua, Kaukonahua Road is closed from Wilikinia Dr. to Thompson Corner after a tree fell across Kaukonahua Road around 5 a.m.

Kawailoa Road in Kailua fronting Buzz’s Steakhouse was closed due to a downed utility pole around 4 a.m. but was reopened just before 8 a.m.

The high wind warning remains in effect for portions of Kauai and Oahu until 6 p.m. Winds from 30 to 40 mph are expected with localized gusts over 60 mph, according to forecasters with the National Weather Service.