Coastal Waters Forecast
Issued by NWS

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FZHW51 PHFO 121617
CWFHI1

Generalized Statewide Coastal Waters Forecast for Hawaii
National Weather Service Honolulu HI
617 AM HST Fri Apr 12 2024

.Synopsis for Hawaiian coastal waters...
Low pressure developing several hundred nautical miles northwest
of the state will bring the threat of thunderstorms over the next
several days with strong thunderstorms possible through the day.
This low will lift northeastward late Saturday through early next
week. Surface ridge will build eastward in its wake Monday
through Tuesday.

$$

Hawaiian waters within 40 nautical miles including the channels-

...SEVERE THUNDERSTORM WATCH 1 UNTIL 10 AM HST THIS MORNING FOR
KAUAI WINDWARD WATERS...KAUAI LEEWARD WATERS...KAUAI CHANNEL AND
OAHU WINDWARD WATERS...
...SMALL CRAFT ADVISORY...

.TODAY...South winds 5 to 15 knots around Kauai. Elsewhere,
southeast winds 15 to 25 knots. Wind waves 6 to 10 feet. Northwest
swell 2 to 3 feet. Numerous showers and scattered to strong
thunderstorms Kauai waters. Scattered showers with a chance of
thunderstorms around Oahu windward and leeward waters. Isolated
showers elsewhere.
.TONIGHT THROUGH SATURDAY NIGHT...South winds 5 to 15 knots
increasing to 10 to 20 knots Saturday night Kauai and Oahu waters.
Elsewhere, east to southeast winds 10 to 20 knots. Wind waves 5
to 7 feet subsiding to 3 to 5 feet Saturday night. Northwest swell
2 to 3 feet. Numerous showers with isolated thunderstorms Kauai
waters. Scattered showers elsewhere.
.SUNDAY...South to southeast winds 10 to 15 knots. Wind waves 4
to 5 feet. Northwest swell 5 feet. Occasional showers.
.SUNDAY NIGHT...West winds 10 to 15 knots around Kauai and Oahu.
South winds 10 to 15 knots elsewhere. Wind waves 3 to 4 feet.
Northwest swell 7 feet. Scattered showers.
.MONDAY...North winds 10 to 15 knots. Variable winds 5 to 15 knots
around Big Island. Wind waves 3 to 4 feet. Northwest swell 7 to 9
feet. Scattered showers.
.TUESDAY...Northeast winds 10 to 15 knots. Wind waves 3 feet.
Northwest swell 8 to 9 feet. Isolated showers.

$$
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