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UPDATE 5: Flood Advisory Extended for Big Island

April 15, 2018, 7:04 AM HST (Updated April 15, 2018, 7:53 PM) · 9 Comments
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UPDATE 5: Sunday April 15, 2018, 746 p.m.

The National Weather Service in Honolulu has extended the Flood Advisory for Hawai‘i County until 11 p.m.

At 7:44 p.m., radar indicated heavy showers over portions of the Hilo and Puna Districts, mostly between Hilo and Mountain View.

Rainfall rates up to 1 to 2 inches per hour were occurring over these areas. Additional rainfall is expected during the next couple of hours.

Locations in the advisory include but are not limited to Hilo, Hawaiian Acres, Orchidland Estates, Glenwood, Pepe‘ekeo, Kea‘au, Hawaii Volcanoes National Park, Volcano, Laupahoehoe,
O‘okala, Hawaiian Paradise Park and Pāhoa.

UPDATE 4: Sunday April 15, 5:13 p.m.

The National Weather Service in Honolulu has issued a Flood Advisory for Hawai‘i County until 8 p.m.

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At 5:06 p.m. radar indicated heavy rain over the slopes above Hilo. Rain rates were estimated to be 1 to 2 inches per hour along the Saddle Road near Kaumana.

Additional rainfall is expected to move over the windward slopes during the next couple of hours.

Locations in the advisory include but are not limited to Hilo, Hawaiian Acres, Orchidland Estates, Glenwood, Pepe‘ekeo, Kea‘au, Hawaii Volcanoes National Park, Volcano, Laupahoehoe,
Ookala, Hawaiian Paradise Park and Pāhoa.

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 8 p.m. if heavy rain persists.

The National Weather Service has cancelled the Flood Watch for the Island of Hawai‘i at 4 p.m.

  • Public Works reports all roads are open at this time.
  • Because the ground is saturated, continue to be on the alert for possible flooding.
  • Motorists are urged to exercise caution while driving.

UPDATE 3: Sunday April 15, 8:15 a.m.

The National Weather Service Flash Flood Warning for the Island of Hawai‘i remains in effect.

Heavy rain and lightning are now being reported in the districts of Puna and Ka‘ū. This includes the areas of Hawaiian Acres, Mountain View, Glenwood, Volcano, Pahala, Wood Valley and Na‘alehu.

Due to these conditions, the following advisories are issued:

The Department of Public Works reports the following road closures due to flooding:

  • intersection of Pohaku Street and 39th Avenue in Orchidland
  • Kukila Street in Hilo

The Department of Parks and Recreation reports that Pāhoa Regional Park is closed due to flooding. However, events scheduled at the gym will be held as scheduled

UPDATE 2: Sunday April 15, 2018, 7:30 a.m.

The National Weather Service Flash Flood Warning for the Island of Hawaii remains in effect.

Heavy rain and lightning are now being reported in the districts of Puna and Ka‘ū.

This includes the areas of Hawaiian Acres, Mountain View, Glenwood, Volcano,  Pahala, Wood Valley and Na‘alehu.

Due to these conditions, the following advisories are issued:

The Hawai‘i Police Department reports very heavy rainfall in the Puna and Ka‘ū districts.

Motorists are urged to exercise extreme caution as road closures may occur without notice.

If lightning does threaten your area, the safest place to be is indoors.

UPDATE 1: Sunday April 15, 2018, 7:12 a.m.

The National Weather Service in Honolulu has issued a Flash Flood Warning for Hawai‘i County until 10:15 a.m.

At 7:08 a.m., radar indicated that heavy rain continues to fall over lower Puna with rates of about 1 to 2 inches per hour near Kalapana.

A band of heavy rain is also moving onshore over the Ka‘ū District from Na‘alehu to South Point.

This band is expected to move up the Ka‘ūslopes over the next couple of hours.

Locations in the warning include but are not limited to Hilo, Hawaiian Acres, Na‘alehu, Orchidland Estates, Glenwood, Kea‘au, Hawaii Volcanoes National Park, Volcano, Pahala, Wood Valley, Hawaiian Paradise Park and Kawa Flats.

PRECAUTIONARY/PREPAREDNESS ACTIONS

A flash flood warning means that flooding is imminent or occurring in streams, roads, and low lying areas. Move to higher ground now.

Do not cross fast flowing water in your vehicle, or on foot. Turn around, don’t drown.

This warning may need to be extended beyond 10:15 a.m. if heavy rain persists.

Sunday April 15, 2018, 6:30 a.m.

The National Weather Service Flash Flood Warning for the Island of Hawai‘i remains in effect.

Over the last several hours, the heaviest rainfall, flooding and lightning have been occurring in the lower Puna area including Hawaiian Beaches, Pāhoa, and Hawaiian Paradise Park.

Field reports indicate very little rain on the west side of the island at this time.

Due to these conditions, the following advisories are issued:

The Hawai‘i Police Department reports very heavy rainfall in the lower Puna area. Motorists are urged to exercise extreme caution as field reports indicate ponding is occurring on Highway 130.

Be aware that road closures may occur without notice.

If lightning does threaten your area, the safest place to be is indoors.

Many areas of the island were without power overnight due to lightning.

HELCO reports that power has been restored to all customers.

Ponding is being reported on Highway 130, motorists are urged to use extreme caution as road closures can occur without notice.

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