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National Weather Service Marine Forecast FZHW60 PHFO

FZHW60 PHFO 201609 CCA
OFFHFO

Offshore Waters Forecast for Hawaii
National Weather Service Honolulu HI
508 AM HST Mon Nov 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.

PHZ105-202300-
508 AM HST Mon Nov 20 2017

Synopsis for the Hawaiian offshore waters

A surface low NE of the offshore waters will remain nearly
stationary through Monday, before lifting away from the area. A
strong high pressure will build far NW of the area, resulting in
breezy trade winds over the second half of the week.  



PHZ180-202300-
Hawaiian Offshore Waters-
508 AM HST Mon Nov 20 2017

TODAY
Area N of 23N, N and NE winds 15 to 20 kt. Rest of area, N
winds 10 to 15 kt. Seas 6 to 12 ft, highest N of 23N.

TONIGHT
Area N of 23N, N and NE winds 15 to 20 kt. Rest of area,
N winds 10 to 15 kt. Seas 6 to 12 ft, highest N of 23N.

TUESDAY AND TUESDAY NIGHT
N of 22N W of 157W, NE winds 15 to 20
kt. Area S of 20N, NE to E winds 10 to 15 kt. Remainder of area, N
winds 10 to 15 kt. Seas 6 to 11 ft Tuesday, increasing to 6 to 13 ft
Tuesday night, highest N of 23N.

WEDNESDAY
Area W of 157W, NE winds 15 to 25 kt. Rest of area,
NE winds 10 to 20 kt. Seas 6 to 14 ft, highest N of 24N.

WEDNESDAY NIGHT
NE winds 15 to 30 kt. Seas 7 to 15 ft, highest
N of 23N.

THURSDAY THROUGH FRIDAY
NE winds 20 to 30 kt. Seas 8 to 13 ft.