UPDATE on MONDAY at 6:15 a.m.:All lanes have been reopened.
ORIGINAL STORY:Several westbound lanes of Kamehameha Highway in Pearl City were closed on Monday morning following a pedestrian accident, according to witnesses at the scene.
Paramedics say the victim, a a 21-year-old man, was hit by a car near the intersection of Kamehameha Highway and Kanuku St. The man was taken to the hospital in serious condition.
Paramedics say they are unsure whether the man was walking in a crosswalk at the time of the accident.
We will have more information on this developing story as soon as it becomes available.
Copyright 2014 Hawaii News Now. All rights reserved.
Sprawling communities are growing on the embankments above the H-1 Freeway.
PHOTOS: Maui crossfitters break a sweat to help sick children
This $14.5M Big Island estate named HGTV's Best Outdoor Retreat
PHOTOS: Former President Bill Clinton on Oahu
PHOTOS: Largest collection of Niihau shell lei, items from Hawaiian heiress up for auction