Coastal Waters Forecast
Issued by NWS

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009
FZHW51 PHFO 091331
CWFHI1

Generalized Statewide Coastal Waters Forecast for Hawaii
National Weather Service Honolulu HI
331 AM HST Thu Oct 9 2025

.Synopsis for Hawaiian coastal waters...
 A surface trough over the western coastal waters will continue
to drift northwest through the end of the week. High pressure
will build far northeast of the waters this weekend before a
potential surface trough develops north of the waters early next
week.

$$

Hawaiian waters within 40 nautical miles including the channels-


.TODAY...South winds 7 to 10 knots. Seas 3 to 4 feet. Wave
Detail: North 3 feet at 9 seconds. Scattered showers.
.TONIGHT...Southeast winds 7 to 10 knots. Seas 3 to 4 feet. Wave
Detail: North northeast 3 feet at 9 seconds. Isolated showers.
.FRIDAY...East southeast winds 7 to 10 knots. Seas 3 to 4 feet.
Wave Detail: North northeast 3 feet at 9 seconds. Isolated
showers.
.FRIDAY NIGHT...winds variable less than 10 knots. Seas 4 to
6 feet. Wave Detail: East southeast 3 feet at 5 seconds. Isolated
showers.
.SATURDAY...East winds 15 to 20 knots. Seas 4 to 6 feet. Isolated
showers.
.SATURDAY NIGHT...East northeast winds 15 to 20 knots. Seas 4 to
6 feet. Scattered showers.
.SUNDAY...East northeast winds 15 to 20 knots, easing to 10 to
15 knots. Seas 4 to 6 feet, building to 6 to 7 feet. Scattered
showers.
.MONDAY...East winds 10 to 15 knots. Seas 6 to 8 feet. Scattered
showers.

$$