Coastal Waters Forecast
Issued by NWS

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108
FZHW51 PHFO 301914
CWFHI1

Generalized Statewide Coastal Waters Forecast for Hawaii
National Weather Service Honolulu HI
913 AM HST Wed Jul 30 2025

.Synopsis for Hawaiian coastal waters...
 High pressure to the far north-northwest drifts southeastward
and Hurricane Iona and Tropical Storm Kali passes several hundred
miles south of the state. Additional Tropical Cyclone could
develop far southeast of Hawaii in the next few days.

$$

Hawaiian waters within 40 nautical miles including the channels-

...SMALL CRAFT ADVISORY THROUGH EARLY THURSDAY MORNING FOR KAUAI
NORTHWEST WATERS...KAUAI LEEWARD WATERS...KAIWI CHANNEL...MAUI
COUNTY WINDWARD WATERS...MAALAEA BAY...PAILOLO CHANNEL...ALENUIHAHA
CHANNEL AND WATERS AROUND THE BIG ISLAND...

.TODAY...East winds 15 to 20 knots to Kauai...east 25 to 30 knots
elsewhere. Seas 8 to 11 feet. Wave Detail: East southeast 6 feet
at 7 seconds, south southeast 4 feet at 10 seconds and south
4 feet at 15 seconds. Isolated showers.
.TONIGHT...East winds 25 to 30 knots. Seas 8 to 11 feet. Wave
Detail: East 6 feet at 7 seconds, south 4 feet at 19 seconds and
southeast 3 feet at 9 seconds. Isolated showers.
.THURSDAY...East northeast winds 25 to 30 knots. Seas 8 to
11 feet. Wave Detail: East 6 feet at 7 seconds, south 4 feet at
17 seconds and southeast 3 feet at 9 seconds. Isolated showers.
.THURSDAY NIGHT...East northeast winds 25 to 30 knots. Seas 8 to
11 feet. Wave Detail: East 7 feet at 7 seconds and south
southwest 4 feet at 16 seconds. Isolated showers.
.FRIDAY...East northeast winds 25 to 30 knots. Seas 8 to 11 feet.
Scattered showers.
.FRIDAY NIGHT...East northeast winds 25 to 30 knots. Seas 8 to
11 feet. Scattered showers.
.SATURDAY...East northeast winds 25 to 30 knots. Seas 8 to
11 feet. Isolated showers.
.SUNDAY...East northeast winds 25 to 30 knots. Seas 7 to 10 feet,
subsiding to 6 to 8 feet. Isolated showers.

$$