Flood warnings expire for Oahu and Maui, but threat remains for Big Island

UPDATE: 9 p.m.

The National Weather Service had canceled the flood advisory for the Big Island.

Forecasters predict that moderate trade winds will return Monday night and continue through Thursday, with showers favoring windward and mauka areas.

6:40 p.m.

The flood advisory for Hawaii island has been extended again this evening.

“At 6:05 p.m., radar indicated areas of heavy rain over the windward and leeward coasts of the Big Island,” the advisory says. “The heaviest rain was located between Kailua-Kona and Upolu Point, where rainfall rates of around 2 inches per hour. Minor flooding of low lying and poor drainage areas can be expected.”

The latest advisory, which is in effect until 9 p.m., covers Hilo, Kailua-Kona, Naalehu, Paauilo, Waipio Valley, Orchidlands Estates, Kukuihaele, Hawi, Pepeekeo, Keaau, Honaunau and Kamuela.

5:40 p.m.

The flood advisory for Hawaii island has been extended until 8:15 p.m., forecasters said.

“At 5:13 p.m., radar indicated heavy rain across many coastal and lower slope areas across the northern two-thirds of the Big Island. Rainfall rates of 1 to 2 inches per hour continue in these areas,” the advisory update says.

The advisory includes Hilo, Kailua-Kona, Paauilo, Waipio Valley, Orchidlands Estates, Kukuihaele, Hawi, Pepeekeo, Keaau, Kamuela, Kawaihae and Honokaa.

4:55 p.m.

The flash flood warnings for parts of Oahu and Maui have expired, according to the National Weather Service.

A flood advisory for Oahu has also expired.

But the threat of rain and a flood advisory continues for the Big Island into this evening.

3:30 p.m.

A flood advisory for all of Oahu and much of Hawaii island is in effect until 6 p.m. today and Hawaii island, according to National Weather Service forecasters.

“At 2:31 p.m., the heaviest rain is occurring over portions of northwest Oahu with rain falling at a rate of 2 to 3 inches per hour. Additional rain could develop over the rest of Oahu through this afternoon,” forecasters said.

The weather service also issued an advisory for much of the Big Island.

“At 3:04 p.m., radar indicated heavy rain over the northeast half of the Big Island,” the advisory said. “The most intense rainfall was along the leeward Kohala slopes and over the slopes of the South Hilo District. This rainfall is expected to continue through the afternoon and diminish around sunset.”

The advisory covers Hilo, Kailua-Kona, Paauilo, Waipio Valley, Orchidlands Estates, Hawi, Keaau, Waimea, Kawaihae, the Kohala Mountain Road, and Mamalahoa Highway between Waimea and Kalaoa.

Flash flood warnings remain in effect for parts of Oahu and Maui through this afternoon.

2:10 p.m.

A flash flood warning for parts of Maui is in effect until 4:45 p.m., forecasters said.

“At 1:51 p.m., radar indicated heavy rain across southwest Haleakala slopes on Maui,” the National Weather Service warning said. “Rain was falling at a rate in excess of 3 inches per hour. Flash flooding is expected to begin shortly.

The warning covers Ulupalakua, Keokea, Wailea, Makena, Kihei and Kula.

Oahu is also under a flash flood warning.

1:40 p.m.

The National Weather Service issued a flash flood warning for Oahu until 4:30 p.m.

“At 1:35 p.., radar indicated heavy rain near Makakilo and Kunia” the warning said. “Rain was falling at a rate in excess of 3 inches per hour. Flash flooding is expected to begin shortly.

Locations in the warning include Kunia, Kapolei, Pearl City, Waikele, Waipahu, Makakilo, Nanakuli, and Mililani, forecasters said.

12:10 p.m.

The flood advisory for Oahu has been extended and expanded with the island of Lanai also getting a flood advisory.

At 12:04 p.m., radar showed heavy rain falling over Windward Oahu from Kahaluu to Hawaii Kai at a rate of 1 to 2 inches per hour with heavy rain continuing to soak West Oahu, according to the National Weather Service.

Radar at 11:28 a.m. showed heavy rain near Lanai Airport falling at 1 o 2 inches per hour.

Locations in the Lanai flood advisory include, but are not limited to, Lanai City and Manele.

Rainfall and runoff will also cause hazardous driving conditions due to ponding, reduced visibility and poor braking action, weather officials warned.

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A flood advisory is in effect for Oahu through 2:30 p.m. today.

At 11:22 a.m., radar showed heavy rain falling over Leeward Oahu at a rate of 1 to 2 inches per hour, according to the National Weather Service.

Locations in the advisory include, but are not limited to, Mililani, Waianae, Wheeler Field, Kunia, Kapolei, Waikele, Waialua, Barbers Point, Schofield Barracks, Ewa Beach, Waipahu and Makakilo.

Weather officials advise residents and visitors to stay away from streams, drainage ditches and low lying areas prone to flooding.