Weather & Warnings

Hawaiian Coastal Waters - (Oahu Leeward Waters/PHZ115) - Current Watches, Warnings and Advisories for Hawaiian Coastal Waters Issued by the National Weather Service
Small Craft Advisory for Oahu Leeward Waters until 2017-03-27T16:00:00

WHHW70 PHFO 251321 MWWHFO URGENT - MARINE WEATHER MESSAGE NATIONAL WEATHER SERVICE HONOLULU HI 321 AM HST SAT MAR 25 2017 ...SMALL CRAFT ADVISORY FOR ALL HAWAIIAN COASTAL WATERS... .BUILDING HIGH PRESSURE NORTH OF THE ISLANDS WILL PRODUCE BREEZY TRADES ACROSS THE TYPICALLY WINDY AREAS AROUND MAUI COUNTY AND THE BIG ISLAND THROUGH THE WEEKEND. A LARGE WEST NORTHWEST SWELL IS EXPECTED TO SPREAD DOWN THE ISLAND CHAIN TODAY INTO THIS EVENING AND CONTINUE THROUGH SUNDAY NIGHT...WITH SEAS BUILDING ABOVE 10 FEET ACROSS MOST OF THE REMAINDER OF THE COASTAL WATERS. PHZ115-118-122-260230- /O.EXB.PHFO.SC.Y.0016.170326T0400Z-170327T1600Z/ OAHU LEEWARD WATERS-MAUI COUNTY LEEWARD WATERS- BIG ISLAND WINDWARD WATERS- 321 AM HST SAT MAR 25 2017 ...SMALL CRAFT ADVISORY IN EFFECT FROM 6 PM THIS EVENING TO 6 AM HST MONDAY... THE NATIONAL WEATHER SERVICE IN HONOLULU HAS ISSUED A SMALL CRAFT ADVISORY...WHICH IS IN EFFECT FROM 6 PM THIS EVENING TO 6 AM HST MONDAY. * SEAS...BUILDING TO 8 TO 12 FT THIS EVENING THROUGH SUNDAY NIGHT. PRECAUTIONARY/PREPAREDNESS ACTIONS... A SMALL CRAFT ADVISORY MEANS THAT WINDS SPEEDS OF 25 TO 33 KNOTS AND/OR SEAS 10 FEET OR GREATER ARE EXPECTED TO PRODUCE CONDITIONS HAZARDOUS TO SMALL CRAFT. INEXPERIENCED MARINERS... ESPECIALLY THOSE OPERATING SMALLER VESSELS... SHOULD AVOID NAVIGATING IN THESE CONDITIONS. && $$

Headlines
SMALL CRAFT ADVISORY IN EFFECT FROM THIS EVENING THROUGH EARLY MONDAY MORNING
REST OF TODAY
East winds 20 kt. Wind waves 5 ft. Northwest swell 4 ft.
TONIGHT
East winds 20 kt. Wind waves 6 to 7 ft. Northwest swell 6 to 8 ft. Isolated showers through the night.
SUNDAY
East winds 15 kt. Wind waves 6 ft. Northwest swell 8 ft. Isolated showers in the morning.
SUNDAY NIGHT
East winds 15 kt. Wind waves 5 to 6 ft. Northwest swell 7 to 8 ft. Isolated showers.
MONDAY
East winds 15 kt in the morning becoming variable less than 10 kt. Wind waves 5 ft. Northwest swell 6 ft.
MONDAY NIGHT
East winds 10 kt. Wind waves 4 ft. Northwest swell 6 ft.
TUESDAY
East winds 10 kt. Wind waves 4 ft. Northwest swell 6 ft. Isolated showers.
WEDNESDAY
Northeast winds 10 kt. Wind waves 4 ft. Northwest swell 5 to 6 ft. Isolated showers.

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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