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 2024-04-25T04:00:00

WHHW70 PHFO 231331 MWWHFO URGENT - MARINE WEATHER MESSAGE National Weather Service Honolulu HI 331 AM HST Tue Apr 23 2024 PHZ115>117-119>121-123-124-240245- /O.EXT.PHFO.SC.Y.0025.000000T0000Z-240425T0400Z/ Oahu Leeward Waters-Kaiwi Channel-Maui County Windward Waters- Maalaea Bay-Pailolo Channel-Alenuihaha Channel- Big Island Leeward Waters-Big Island Southeast Waters- 331 AM HST Tue Apr 23 2024 ...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 6 PM HST WEDNESDAY... * WHAT...East winds 15 to 25 kt, except north wind in Maalaea Bay. * WHERE...Oahu Leeward Waters, Kaiwi Channel, Maui County Windward Waters, Maalaea Bay, Pailolo Channel, Alenuihaha Channel, Big Island Leeward Waters and Big Island Southeast Waters. * WHEN...Until 6 PM HST Wednesday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in these conditions. && $$

Headlines
SMALL CRAFT ADVISORY IN EFFECT THROUGH EARLY WEDNESDAY MORNING
TODAY
East northeast winds 20 to 25 knots. Seas 5 to 7 feet. Wave detail: east 7 feet at 6 seconds. Isolated showers this morning.
TONIGHT
East northeast winds 20 to 25 knots. Seas 5 to 7 feet. Wave detail: east 7 feet at 7 seconds. Isolated showers.
WEDNESDAY
East northeast winds 20 to 25 knots. Seas 4 to 6 feet. Wave detail: east 6 feet at 7 seconds. Isolated showers in the morning.
WEDNESDAY NIGHT
East northeast winds 20 to 25 knots. Seas 5 to 7 feet. Wave detail: east northeast 7 feet at 7 seconds. Isolated showers.
THURSDAY
East northeast winds to 20 knots. Seas 5 to 7 feet. Wave detail: east northeast 6 feet at 7 seconds. Isolated showers in the morning.
THURSDAY NIGHT
East northeast winds 15 to 20 knots. Seas 5 to 7 feet. Wave detail: east 6 feet at 7 seconds. Isolated showers.
FRIDAY
East winds 15 to 20 knots, easing to 10 to 15 knots after midnight. Seas 5 to 6 feet. Wave detail: east 5 feet at 7 seconds. Isolated showers in the morning. Isolated showers through the day.
SATURDAY
East winds 10 to 15 knots, becoming east northeast 15 to 20 knots. Seas 4 to 5 feet. Wave detail: east 4 feet at 6 seconds. Isolated showers in the morning. Isolated showers through the day.

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)