The Big Island and Maui County are at significant risk of heavy flooding, damaging winds, and hazardous marine conditions. Coastal waters near the Big Island are under a Hurricane Watch, and additional areas may be added as the storm's track becomes clearer. Flooding rainfall could lead to dangerous conditions, particularly in low-lying and flood-prone areas. Winds are expected to increase significantly, potentially causing power outages and structural damage. Marine conditions will deteriorate, with rough surf and high swells expected along south-facing shores.