Coastal Waters Forecast
Issued by NWS

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FZHW51 PHFO 220706
CWFHI1

Generalized Statewide Coastal Waters Forecast for Hawaii
National Weather Service Honolulu HI
906 PM HST Tue Nov 21 2017

.Synopsis for Hawaiian coastal waters...
A slowly declining north swell and moderate to fresh northeast
winds will continue overnight. A strong high pressure system will
build northwest of the area, resulting in strong and gusty
northeast trade winds over the coastal waters beginning Wednesday
afternoon and continuing into the weekend. A large north swell is
expected to arrive Wednesday and continue through Friday.

$$

Hawaiian waters within 40 nautical miles including the channels-

...SMALL CRAFT ADVISORY THROUGH WEDNESDAY MORNING...

.REST OF TONIGHT...Northeast winds 15 to 20 knots. Wind waves
3 to 6 feet. North swell 9 to 10 feet. Scattered showers.
.WEDNESDAY...Northeast winds increasing to 15 to 25 knots. Wind
waves 4 to 5 feet. North swell 9 feet, building to 10 to 12 feet
in the afternoon. Scattered showers.
.WEDNESDAY NIGHT...Northeast winds 20 to 25 knots. Wind waves
5 to 7 feet. North swell 12 to 14 feet. Scattered showers.
.THURSDAY THROUGH FRIDAY...Northeast winds 20 to 30 knots. Wind
waves 6 to 10 feet. North swell 12 to 14 feet. Scattered showers.
.FRIDAY NIGHT AND SATURDAY NIGHT...Northeast winds 20 to 25
knots. Wind waves 6 to 10 feet. North swell 10 feet, subsiding to
7 to 8 feet Saturday. Scattered showers.
.SUNDAY...East winds 20 to 30 knots. Wind waves 6 to 10 feet.
North swell building to 8 to 10 feet. Scattered showers.

$$




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