Kona Coast Flood Advisory for October 25th, 2020

A Flood Advisory has been issued for the districts of North and South Kona through Sunday evening (October 25th).

Published by: HIRSC - Weather Team

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The National Weather Service in Honolulu has issued a * Flood Advisory for... The island of Hawaii in Hawaii County * Until 1000 PM HST. * At 702 PM HST, radar indicated heavy rain over portions of leeward Big Island lower slopes. Rain was falling at a rate of 1 to 2 inches per hour near Honaunau, with lower amounts noted just north and south of that location. * Locations in the advisory include but are not limited to... Kailua-Kona, Captain Cook, Kainaliu, Kealakekua, Honalo, Honaunau, Kahaluu-Keauhou, Holualoa, Kalaoa and Kona International Airport. PRECAUTIONARY/PREPAREDNESS ACTIONS... Stay away from streams, drainage ditches and low lying areas prone to flooding. Rainfall and runoff will also cause hazardous driving conditions due to ponding, reduced visibility and poor braking action. Do not cross fast flowing or rising water in your vehicle, or on foot. Turn around, don`t drown. && This advisory may need to be extended beyond 1000 PM HST if flooding persists.

HIRSC Field Report


Moderate to heavy rain was occurring in the area of Honalo, Kainaliu, Kealakekua, and Captain Cook. Moderate ponding and runoff were occurring along Highway 11 near the Teshima Junction, traffic was still flowing, however, motorists were driving slowly to navigate the ponding and runoff coming onto the highway.


Few of the gulches along Highway 11 between Honaunau to Captain Cook were beginning to flow.

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