Offshore Forecast
Issued by NWS Honolulu, HI

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FZHW60 PHFO 121503
OFFHFO

Offshore Waters Forecast for Hawaii
National Weather Service Honolulu HI
503 AM HST Tue Dec 12 2017

Hawaiian offshore waters beyond 40 nautical miles out to 240
nautical miles including the portion of the Papahanaumokuakea
Marine National Monument east of French Frigate Shoals

Seas given as significant wave height, which is the average height
of the highest 1/3 of the waves. Individual waves may be more than
twice the significant wave height.

PHZ105-130015-
503 AM HST Tue Dec 12 2017

.Synopsis for the Hawaiian offshore waters...
A cold front will move across the area through Wednesday.
Southwest winds ahead of the front will turn to the north and
increase behind the front. Another large northwest swell will
also affect the area through Thursday night.

$$

PHZ180-130015-
Hawaiian Offshore Waters-
503 AM HST Tue Dec 12 2017

.TODAY...Front over central waters. N of front, NW to N winds
15 to 25 kt. S of front, SW winds 5 to 15 kt, becoming variable 10
kt or less in the afternoon. Seas building to 12 to 21 ft NW
half, seas 6 to 10 ft SE half.
.TONIGHT...Front moving into SE waters. N of front, NW to N
winds 15 to 25 kt. S of front, variable winds 10 kt or less. Seas
12 to 20 ft, except 6 to 10 ft far SE waters.
.WEDNESDAY...Front over SE waters. N of front, N to NE winds 15 to
25 kt. S of front, NE winds 5 to 10 kt. Seas 10 to 17 ft.
.WEDNESDAY NIGHT AND THURSDAY...N to NE winds 15 to 25 kt. Seas
10 to 15 ft.
.FRIDAY...NW half, NE winds 15 to 25 kt. SE half, variable winds
15 kt or less. Seas subsiding to 7 to 12 ft.
.SATURDAY...N of 20N and W of 160W, NE winds 10 to 20 kt.
Elsewhere, E to SE winds 5 to 15 kt. Seas 6 to 10 ft, highest N.

$$



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