Weather Alerts-

Special Marine Warning

From Sat 3:42 am until 5:45 am HST

1 of 4

Action Recommended

Avoid the subject event as per the instructions

Issued By

Honolulu - HI, US, National Weather Service

Affected Area

Maui County Windward Waters

Description

The National Weather Service in Honolulu has issued a Special Marine Warning for... Kaiwi Channel... Kauai Channel... Maui County Leeward Waters... Maui County Windward Waters... Oahu Leeward Waters... Oahu Windward Waters... Until 545 AM HST. At 342 AM HST, a severe thunderstorm capable of producing waterspouts was located 8 nm southwest of Ala Wai Harbor, or 8 nm southwest of Waikiki, moving northeast at 40 knots. HAZARD...Waterspouts, wind gusts in excess of 50 knots, and small hail. SOURCE...Radar. IMPACT...Waterspouts can easily overturn boats and create locally hazardous seas. Boats could suffer significant structural damage in high winds. Small craft could capsize in suddenly higher waves. Locations impacted include... Mokulua Islands, Ilio Point, Heeia Kea Boat Harbor, FAD Buoy J, FAD Buoy CO, FAD Buoy II, FAD Buoy MM, and Pearl Harbor. PRECAUTIONARY/PREPAREDNESS ACTIONS... Prepare for gusty winds, steep and fast-building seas, and blinding downpours. Stay low or go below, and make sure all on board are wearing life jackets. WATERSPOUT...POSSIBLE; HAIL...<.75IN; WIND...50KTS

Flood Advisory

Until Sat 7:00 am HST

2 of 4

Action Recommended

Avoid the subject event as per the instructions

Issued By

Honolulu - HI, US, National Weather Service

Affected Area

The island of Molokai in Maui County

Description

...FLOOD ADVISORY NOW IN EFFECT UNTIL 7 AM HST THIS MORNING FOR THE ISLAND OF MOLOKAI IN MAUI COUNTY... WHAT...Flooding caused by excessive rainfall continues. WHERE...The island of Molokai in Maui County. WHEN...Until 700 AM HST. IMPACTS...Minor flooding on roads, poor drainage areas, and in streams. ADDITIONAL DETAILS... - At 351 AM HST, radar indicated moderate to heavy rainfall lifting north over island, with rainfall rates of 1 to 2 inches per hour. Water levels in the Halawa and Kawela streams remain elevated from earlier rainfall. - Some locations that will experience flooding include... The entire island of Molokai. PRECAUTIONARY/PREPAREDNESS ACTIONS... Stay away from streams, drainage ditches and low lying areas prone to flooding. A Flood Watch is also in effect for all Hawaiian Islands until 6 PM HST Sunday. This advisory may need to be extended beyond 700 AM HST if flooding; persists.

Flood Advisory

From Sat 4:59 am until 8:00 am HST

3 of 4

Action Recommended

Avoid the subject event as per the instructions

Issued By

Honolulu - HI, US, National Weather Service

Affected Area

The island of Lanai in Maui County

Description

...FLOOD ADVISORY IN EFFECT UNTIL 8 AM HST THIS MORNING FOR THE ISLAND OF LANAI IN MAUI COUNTY... WHAT...Flooding caused by excessive rainfall. WHERE...The island of Lanai in Maui County. WHEN...Until 800 AM HST. IMPACTS...Minor flooding on roads, poor drainage areas, and in streams. ADDITIONAL DETAILS... - At 454 AM HST, radar indicated moderate to heavy rainfall lifting north over island, with rainfall rates of 1 to 2 inches per hour. - Some locations that will experience flooding include... This is includes the entire island of Lanai. PRECAUTIONARY/PREPAREDNESS ACTIONS... Stay away from streams, drainage ditches and low lying areas prone to flooding. A Flood Watch is also in effect for all Hawaiian Islands until 6 PM HST Sunday. This advisory may need to be extended beyond 800 AM HST if flooding; persists.

Flood Watch

Until Sun 6:00 pm HST

4 of 4

Action Recommended

Avoid the subject event as per the instructions

Issued By

Honolulu - HI, US, National Weather Service

Affected Area

The island of Oahu, Molokai, Lanai, Kahoolawe, Maui, and the Big Island

Description

WHAT...Flash flooding caused by excessive rainfall is possible. WHERE...The island of Oahu, Molokai, Lanai, Kahoolawe, Maui, and the Big Island. WHEN...Through Sunday afternoon. 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... - A kona low developing west of the islands will draw abundant moisture northward as it strengthens and eventually departs to north early next week. Several rounds of moderate to heavy rainfall are anticipated. The heaviest rain is expected to last through tonight, except for the Big Island where the heaviest rain is expected on Sunday. PRECAUTIONARY/PREPAREDNESS ACTIONS... You should monitor later forecasts and be prepared to take action should Flash Flood Warnings be issued.

More Information

...FLOOD WATCH IN EFFECT THROUGH SUNDAY AFTERNOON FOR ALL ISLANDS IN THE STATE OF HAWAII...

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