Weather Alerts-

Flash Flood Warning

Until Sat 2:00 pm HST

1 of 5

Action Recommended

Avoid the subject event as per the instructions

Issued By

Honolulu - HI, US, National Weather Service

Affected Area

Hawaii County

Description

...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 2 PM HST THIS AFTERNOON FOR THE ISLAND OF HAWAII IN HAWAII COUNTY... At 1106 AM HST, radar indicated heavy rain continued to impact the Puna and Kau Districts along the southeast slopes of the Big Island. Rain was falling at a rate of 1 to 2 inches per hour. Additionally, Emergency Management reported that Highway 11 was closed at Kawa flats due to flooding and multiple other roads are closed as well. HAZARD...Heavy rain producing life threatening flash flooding. SOURCE...Radar and automated gauges. IMPACT...Significant and life threatening flooding in drainages, streams, rivers, roads, properties, and other low lying areas. Multiple public road closures expected, as well as landslides in steep terrain. Some locations that will experience flash flooding include... The Kau and Puna districts. PRECAUTIONARY/PREPAREDNESS ACTIONS... Stay away from streams, rivers, drainage ditches, and culverts, even if they are currently dry. Do not cross fast flowing or rising water in your vehicle, or on foot. Turn around, don't drown. FLASH FLOOD...RADAR AND GAUGE INDICATED; FLASH FLOOD DAMAGE THREAT...CONSIDERABLE

High Wind Warning

Until Sun 6:00 pm HST

2 of 5

Action Recommended

Make preparations per the instructions

Issued By

Honolulu - HI, US, National Weather Service

Affected Area

Island wide strong gusty winds, but areas most at risk are communities north and east of steep mountains including Kona and Kau Districts in the lower elevations

Description

...HIGH WIND WARNING NOW IN EFFECT UNTIL 6 PM HST SUNDAY BIG ISLAND LOWER ELEVATIONS... WHAT...Southwest winds 30 to 40 mph with gusts up to 70 mph. WHERE...Island wide strong gusty winds, but areas most at risk are communities north and east of steep mountains including Kona and Kau Districts in the lower elevations. WHEN...Until 6 PM HST Sunday. IMPACTS...Damaging winds may blow down trees and power lines and damage roofs. Power outages are possible. Travel will be difficult, especially for high profile vehicles. PRECAUTIONARY/PREPAREDNESS ACTIONS... Strong winds may lead to property damage. Hazardous driving conditions due to powerful cross winds will pose a serious risk for drivers, especially for light weight and high profile vehicles. Loose outdoor items should be brought inside or secured properly. Motorists, especially those in high profile vehicles, are urged to drive with extreme caution.

Gale Warning

Until Sun 6:00 pm HST

3 of 5

Action Recommended

Avoid the subject event as per the instructions

Issued By

Honolulu - HI, US, National Weather Service

Affected Area

Big Island Windward Waters, Big Island Leeward Waters and Big Island Southeast Waters

Description

...GALE WARNING NOW IN EFFECT UNTIL 6 PM HST SUNDAY... WHAT...South winds to 35 kt and seas 7 to 10 feet. WHERE...Big Island Windward Waters, Big Island Leeward Waters and Big Island Southeast Waters. WHEN...Until 6 PM HST Sunday. IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Gale Warning means winds of 34 to 47 knots are imminent or occurring. Operating a vessel in gale conditions requires experience and properly equipped vessels. It is highly recommended that mariners without the proper experience seek safe harbor prior to the onset of gale conditions.

Flood Watch

Until Mon 6:00 am HST

4 of 5

Action Recommended

Avoid the subject event as per the instructions

Issued By

Honolulu - HI, US, National Weather Service

Affected Area

The Big Island

Description

WHAT...Flash flooding caused by excessive rainfall is possible. WHERE...The Big Island. WHEN...Through late Sunday night. IMPACTS...Significant flooding may occur due to the overflow of streams and drainages. Roads in several areas may be closed, along with property damage in urban or low lying spots due to runoff. Landslides may also occur in areas with steep terrain. ADDITIONAL DETAILS... - Considerable flash flooding is possible as a large and powerful kona storm northwest of the state draws deep tropical moisture northward across the islands. Persistent bands of heavy rain and thunderstorms may produce intense rainfall rates, leading to rapid rises in streams and flooding of roads and low lying areas. PRECAUTIONARY/PREPAREDNESS ACTIONS... You should monitor later forecasts and be prepared to take action should Flash Flood Warnings be issued.

More Information

...FLOOD WATCH FOR KAUAI THROUGH THIS AFTERNOON... ...FLOOD WATCH FOR OAHU THROUGH TONIGHT... ...FLOOD WATCH FOR MAUI COUNTY AND THE BIG ISLAND THROUGH SUNDAY NIGHT...

High Surf Advisory

Until Sat 6:00 pm HST

5 of 5

Action Recommended

Avoid the subject event as per the instructions

Issued By

Honolulu - HI, US, National Weather Service

Affected Area

South facing shores of Kahoolawe, Kauai, Lanai, Maui, Molokai, Niihau, Oahu and the Big Island

Description

...HIGH SURF ADVISORY REMAINS IN EFFECT UNTIL 6 PM HST THIS EVENING... WHAT...Large breaking waves of 8 to 12 feet. WHERE...South facing shores of Kahoolawe, Kauai, Lanai, Maui, Molokai, Niihau, Oahu and the Big Island. WHEN...Until 6 PM HST Saturday. IMPACTS...Moderate. Strong breaking waves and strong currents will make swimming dangerous. PRECAUTIONARY/PREPAREDNESS ACTIONS... Heed all advice from ocean safety officials. When in doubt, don't go out.

More Information

...HIGH SURF ADVISORY SOUTH FACING SHORES... .Gale force southerly winds will create large and rough surf along south facing shores through Saturday afternoon.

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