Coastal Waters Forecast
Issued by NWS

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303
FZHW51 PHFO 230111
CWFHI1

Generalized Statewide Coastal Waters Forecast for Hawaii
National Weather Service Honolulu HI
310 PM HST Thu May 22 2025

.Synopsis for Hawaiian coastal waters...
 High pressure to the distant NNW will maintain moderate to
locally strong trade winds through the weekend, then weaken early
next week to bring moderate to fresh trades to the area. An upper
level low will linger over the state through tomorrow, enhancing
trade wind showers and bringing the potential for isolated
thunderstorms, mainly over Kauai and Oahu waters.

$$

Hawaiian waters within 40 nautical miles including the channels-

...SMALL CRAFT ADVISORY THROUGH EARLY FRIDAY MORNING FOR KAIWI
CHANNEL AND MAUI COUNTY WINDWARD WATERS...
...SMALL CRAFT ADVISORY THROUGH FRIDAY AFTERNOON FOR MAALAEA
BAY...THE PAILOLO AND ALENUIHAHA CHANNELS AND WATERS SOUTH OF THE
BIG ISLAND...

.TONIGHT...East northeast winds 20 to 25 knots. Seas 6 to 8 feet.
Wave Detail: East 6 feet at 7 seconds. Scattered showers.
.FRIDAY...East northeast winds 20 to 25 knots. Seas 5 to 7 feet.
Wave Detail: East 6 feet at 7 seconds. Scattered showers with
isolated thunderstorms.
.FRIDAY NIGHT...East northeast winds 20 to 25 knots. Seas 5 to
7 feet. Wave Detail: East 6 feet at 7 seconds. Scattered showers.
.SATURDAY...East northeast winds 15 to 20 knots. Seas 5 to
7 feet. Wave Detail: East 5 feet at 7 seconds. Isolated showers.
.SATURDAY NIGHT...East northeast winds 15 to 20 knots. Seas 5 to
8 feet. Isolated showers.
.SUNDAY...East northeast winds 20 to 25 knots. Seas 6 to 9 feet.
.SUNDAY NIGHT...East northeast winds 20 to 25 knots. Seas 6 to
9 feet. Isolated showers.
.MONDAY...Near the Big Island, east northeast winds 20 to
25 knots, easing to 15 to 20 knots. Elsewhere, east winds 10 to
15 knots. Seas 5 to 7 feet.
.TUESDAY...East northeast winds 15 to 20 knots. Seas 4 to 6 feet.

Winds and seas higher in and near tstms.

$$