Offshore Forecast
Issued by NWS Honolulu, HI

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FZHW60 PHFO 202117
OFFHFO

Offshore Waters Forecast for Hawaii
National Weather Service Honolulu HI
1118 AM HST Fri Oct 20 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.

PHZ105-210430-
1102 AM HST Fri Oct 20 2017

.Synopsis for the Hawaiian offshore waters...
A strong high N of the area will move rapidly E and weaken Saturday
and Sunday. A front will enter the far NW waters Monday and reach
the SE waters Tuesday.

$$

PHZ180-210430-
Hawaiian Offshore Waters-
1102 AM HST Fri Oct 20 2017

.THIS AFTERNOON...NE winds 15 to 25 kt. Seas 8 to 11 ft.
.TONIGHT AND SATURDAY...NE to E winds 15 to 20 kt. Seas 7 to 10 ft.
.SATURDAY NIGHT...E TO SE winds 10 to 15 kt. Seas 6 to 8 ft.
.SUNDAY and SUNDAY NIGHT...N of 23N, S to SW winds 10 to 20 kt,
strongest N. S of 19N, E to SE winds 10 to 15 kt. Elsewhere, SE to S
winds 10 to 20 kt, strongest E. Seas 6 to 10 ft, highest N and NE.
.MONDAY...Front over NW waters. NW of front, NW winds 20 to 30 kt.
Elsewhere, variable winds 10 to 20 kt. Seas 7 to 10 ft, highest N
and W.
.TUESDAY...Front over central waters. NW half, NW to N winds 15 to
20 kt. Seas 9 to 15 ft. SE half, S winds 15 to 20 kt. Seas 7 to 9 ft.

$$



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