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National Weather Service Marine Forecast FZHW60 PHFO

FZHW60 PHFO 211002 CCA
OFFHFO

Offshore Waters Forecast for Hawaii...CORRECTED
National Weather Service Honolulu HI
1202 AM HST Tue Jan 21 2020

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.

PHZ105-211615-
1202 AM HST Tue Jan 21 2020

Synopsis for the Hawaiian offshore waters

A surface high passing N of the area will move E through the
forecast period, and an associated ridge will move S over the
area through Wednesday. A front will move over the N and NW
waters Thursday night and Friday, then dissipate over the central
waters on Saturday. 



PHZ180-211615-
Hawaiian Offshore Waters-
1202 AM HST Tue Jan 21 2020

REST OF TONIGHT
S of 20N, E winds 15 to 25 kt. Elsewhere SE winds 10 to
20 kt. Seas 7 to 11 ft, highest S and E.

TUESDAY
S of 19N, E winds 10 to 20 kt. Elsewhere S to SE winds
10 to 20 kt. Seas 6 to 10 ft, highest S and E.

TUESDAY NIGHT
S of 19N, E winds 10 to 20 kt. Elsewhere S to SE winds
10 to 20 kt. Seas 7 to 12 ft, highest NW.

WEDNESDAY
N of 22N, S to SW winds 10 to 15 kt. Elsewhere, E to SE
winds 10 to 20 kt. Seas 8 to 17 ft, highest N and W.

THURSDAY
N of 20N, S to SW winds 10 to 20 kt. Elsewhere E winds
10 to 20 kt. Seas 10 to 15 ft, highest N.

Friday
Front over NW waters. W of front, N to NE winds 10 to
15 kt. E of front N of 20N, S to SW winds 10 to 20 kt. Elsewhere E
winds 10 to 20 kt. Seas 8 to 15 ft, highest NW.

SATURDAY
Front dissipating over central waters. E to NE winds
10 to 20 kt. Seas 8 to 16 ft, highest NW.