298
WHHW40 PHFO 010109
CFWHFO
COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE HONOLULU HI
309 PM HST WED DEC 31 2025
..MINOR COASTAL FLOODING DURING HIGH TIDES
.PEAK MONTHLY HIGH TIDES COMBINED WITH WATER LEVELS RUNNING HIGHER
THAN PREDICTED WILL LEAD TO MINOR FLOODING ALONG THE SHORELINE AND
IN LOW-LYING COASTAL AREAS. COASTAL FLOODING IS MOST LIKELY AROUND
THE DAILY PEAK HIGH TIDES, WHICH WILL OCCUR A COUPLE HOURS AFTER
MIDNIGHT.
HIZ001-003-006-007-017-029-037-039-040-045-047-053-054-011400-
/O.CAN.PHFO.SU.Y.0043.000000T0000Z-260101T0400Z/
/O.NEW.PHFO.CF.S.0001.260101T0109Z-260103T1600Z/
NIIHAU-KAUAI SOUTHWEST-WAIANAE COAST-OAHU NORTH SHORE-
MAUI WINDWARD WEST-KAUAI NORTH-MOLOKAI WINDWARD-MOLOKAI NORTH-
MOLOKAI WEST-MAUI CENTRAL VALLEY NORTH-WINDWARD HALEAKALA-
BIG ISLAND EAST-BIG ISLAND NORTH-
309 PM HST WED DEC 31 2025
..COASTAL FLOOD STATEMENT IN EFFECT THROUGH LATE FRIDAY NIGHT
..HIGH SURF ADVISORY IS CANCELLED
* WHAT...ISOLATED MINOR COASTAL FLOODING.
* WHERE...VULNERABLE LOW-LYING COASTAL ROADWAYS, DOCKS, BOAT
RAMPS, AND OTHER COASTAL INFRASTRUCTURE OF ALL ISLANDS.
* WHEN...THROUGH LATE FRIDAY NIGHT.
* IMPACTS...FLOODING OF BEACHES THAT ARE NORMALLY DRY, MINOR
COASTAL EROSION, AND SALTWATER INUNDATION.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
AVOID DRIVING THROUGH FLOODED ROADWAYS. IF YOU ARE FORCED TO
DRIVE THROUGH SALT WATER, BE SURE TO RINSE YOUR VEHICLE WITH
FRESH WATER. MOVE ELECTRONICS, VEHICLES OR OTHER VALUABLES TO
HIGHER GROUND. MONITOR VESSELS TO ENSURE MOORING LINES DON'T GET
TOO TIGHT AND WATCH OUT FOR OVERWASH AROUND BOAT RAMPS. SECURE
CANOES OR OTHER WATERCRAFT STOWED ON BEACHES.
SUBMIT YOUR COASTAL FLOODING PHOTOS TO THE UNIVERSITY OF HAWAII
SEA GRANT COLLEGE PROGRAM'S HAWAII AND PACIFIC ISLANDS KING
TIDES PROJECT AT:
PACIFICISLANDSKINGTIDES.ORG
HIZ009-016-018-023-026-030>035-038-041>044-046-048>052-011400-
/O.NEW.PHFO.CF.S.0001.260101T0109Z-260103T1600Z/
OLOMANA-KAHOOLAWE-MAUI LEEWARD WEST-KONA-KOHALA-KAUAI EAST-
KAUAI SOUTH-EAST HONOLULU-HONOLULU METRO-EWA PLAIN-
KOOLAU WINDWARD-MOLOKAI SOUTHEAST-MOLOKAI LEEWARD SOUTH-
LANAI WINDWARD-LANAI LEEWARD-LANAI SOUTH-
MAUI CENTRAL VALLEY SOUTH-KIPAHULU-SOUTH MAUI/UPCOUNTRY-
SOUTH HALEAKALA-BIG ISLAND SOUTH-BIG ISLAND SOUTHEAST-
309 PM HST WED DEC 31 2025
..COASTAL FLOOD STATEMENT IN EFFECT THROUGH LATE FRIDAY NIGHT
* WHAT...ISOLATED MINOR COASTAL FLOODING.
* WHERE...VULNERABLE LOW-LYING COASTAL ROADWAYS, DOCKS, BOAT
RAMPS, AND OTHER COASTAL INFRASTRUCTURE OF ALL ISLANDS.
* WHEN...THROUGH LATE FRIDAY NIGHT.
* IMPACTS...FLOODING OF BEACHES THAT ARE NORMALLY DRY, MINOR
COASTAL EROSION, AND SALTWATER INUNDATION.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
AVOID DRIVING THROUGH FLOODED ROADWAYS. IF YOU ARE FORCED TO
DRIVE THROUGH SALT WATER, BE SURE TO RINSE YOUR VEHICLE WITH
FRESH WATER. MOVE ELECTRONICS, VEHICLES OR OTHER VALUABLES TO
HIGHER GROUND. MONITOR VESSELS TO ENSURE MOORING LINES DON'T GET
TOO TIGHT AND WATCH OUT FOR OVERWASH AROUND BOAT RAMPS. SECURE
CANOES OR OTHER WATERCRAFT STOWED ON BEACHES.
SUBMIT YOUR COASTAL FLOODING PHOTOS TO THE UNIVERSITY OF HAWAII
SEA GRANT COLLEGE PROGRAM'S HAWAII AND PACIFIC ISLANDS KING
TIDES PROJECT AT:
PACIFICISLANDSKINGTIDES.ORG
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