Weather & Warnings

Hawaiian Coastal Waters - (Oahu Leeward Waters/PHZ115) - Current Watches, Warnings and Advisories for Hawaiian Coastal Waters Issued by the National Weather Service
HU Watch for Oahu Leeward Waters until 2000-00-00T00:00:00

WHHW70 PHFO 220334 MWWHFO URGENT - MARINE WEATHER MESSAGE National Weather Service Honolulu HI 534 PM HST Tue Aug 21 2018 ...HURRICANE WARNING IN EFFECT FOR BIG ISLAND LEEWARD AND SOUTHEAST WATERS... ...TROPICAL STORM WARNING IN EFFECT FOR BIG ISLAND LEEWARD WATERS... ...HURRICANE WATCH IN EFFECT FOR THE SURROUNDING WATERS OF MAUI COUNTY AND OAHU... .Hurricane Lane is currently 315 nm south-southeast of Hilo and is tracking west-northwest at 8 knots. Lane is forecasted to turn toward the Hawaiian Islands Wednesday into Thursday. Please closely monitor the latest Central Pacific Hurricane Center forecasts regarding Hurricane Lane. PHZ114>116-221645- /O.EXA.PHFO.HU.A.2014.000000T0000Z-000000T0000Z/ Oahu Windward Waters-Oahu Leeward Waters-Kaiwi Channel- 534 PM HST Tue Aug 21 2018 ...HURRICANE WATCH IN EFFECT... The National Weather Service in Honolulu has issued a Hurricane Watch, which is in effect. Hurricane force winds of 64 knots or higher are possible. Seas in excess of 25 feet is possible near the center. Those operating smaller vessels should return to port immediately. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Hurricane Watch is issued when sustained winds of 64 knots or higher are possible within 48 hours. && $$

Headlines
HURRICANE WATCH IN EFFECT
TONIGHT
Northeast winds 20 knots. Wind waves 7 feet. Mixed swell southeast 3 feet and north 4 to 5 feet. Isolated showers.
WEDNESDAY
Northeast winds 25 knots. Wind waves 6 feet. Mixed swell southeast 5 feet and north 4 to 5 feet. Isolated showers.
WEDNESDAY NIGHT
Tropical storm conditions possible with hurricane conditions also possible. Northeast winds 25 knots. Wind waves 8 feet. Mixed swell southeast 6 feet and north 3 to 4 feet. Scattered heavy showers in the evening, then numerous heavy showers after midnight.
THURSDAY
Tropical storm conditions possible with hurricane conditions also possible. Northeast winds 25 knots. Wind waves 9 feet. Southeast swell 7 feet and north 3 feet. Frequent heavy showers.
THURSDAY NIGHT
Hurricane conditions possible. Northeast winds 40 knots rising to 60 knots after midnight. Wind waves 15 feet increasing to 22 feet after midnight. Southeast swell 7 feet and north 3 feet. Heavy rain and thunderstorms.
FRIDAY
Hurricane conditions possible. Heavy rain and thunderstorms.
FRIDAY NIGHT
Hurricane conditions possible. Heavy rain and thunderstorms.
SATURDAY
East winds 25 knots. Wind waves 9 feet. Southeast swell 3 feet in the morning. Heavy rain and thunderstorms in the morning, then occasional showers in the afternoon.
SATURDAY NIGHT
East winds 15 knots. Wind waves 8 feet. Occasional showers.
SUNDAY
East winds 15 knots. Wind waves 5 feet. Showers likely.

Surf Advisory and Warning Criteria
Location/shoreline Advisory Warning
North-Facing Shores- 15 Feet faces (8' Local) 25 Feet faces (15' local)
West-Facing Shores - 12 Feet (7' local) 20 Feet (12' local)
West-Facing- Big Is.- 8 Feet (4'+ local) 12 Feet (7' local)
South-Facing Shores- 8 Feet (4'+ local) 15 Feet (8' local)
East-Facing Shores- 8 Feet (4'+ local) 15 Feet (8' local)

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