UPDATE (4:30 P.M.) – The National Weather Service in Honolulu has extended the Flood Advisory for parts of Hawaiʻi Island until 7 p.m. HST.

“At 4:06 p.m. HST, radar indicated heavy rain near Kamuela, with rainfall rate of up to an inch an hour,” forecasters reported. “Spotty heavy rain are also occurring along the Hamakua coast near Ookala, and Pepeekeo.”

(BIVN) – The National Weather Service in Honolulu has issued a Flood Advisory for an area of the Big Island until 4:30 p.m.

At 1:25 p.m. radar indicated heavy rain near Keaau, with a rainfall rate of around 2 inches per hour. The heavy showers will likely spread to other areas of Hawaii Island this afternoon, forecasters say.

Locations in the Flood Advisory include Hamakua, Hilo, and Puna.

In a Hawai’i County Civil Defense message issued at 3:30 p.m., officials said the following are in effect:

• Heavy rain, thunder, lightning, and other hazardous conditions could develop.
• Stay away from streams, drainage ditches, and low-lying areas prone to flooding.
• Heavy rainfall, runoff, and ponding can cause hazardous driving conditions.
• Be on the alert for malfunctioning traffic signals.
• Treat flashing traffic lights as a four-way stop.
• Do not cross fast flowing or rising water in vehicle or on foot.  Turn around, don’t drown.
• Remember, if lightning does threaten your area, the safest place to be is indoors