Offshore Forecast
Issued by NWS Honolulu, HI

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FZHW60 PHFO 200930
OFFHFO

OFFSHORE WATERS FORECAST FOR HAWAII
NATIONAL WEATHER SERVICE HONOLULU HI
1200 AM HST FRI JAN 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.

PHZ105-201600-
1200 AM HST FRI JAN 20 2017

.SYNOPSIS FOR THE HAWAIIAN OFFSHORE WATERS...
A SURFACE RIDGE WILL REMAIN NEAR 26N THROUGH TONIGHT. A COLD FRONT
WILL THEN MOVE INTO FAR NW WATERS FRIDAY...THROUGH THE ISLANDS
FRIDAY NIGHT AND SATURDAY...THEN STALL OVER THE SE WATERS SATURDAY
NIGHT. STRONG NE WINDS WILL FILL IN BEHIND THE FRONT GRADUALLY
BECOMING E SUNDAY. A WEAK FRONT WILL MOVE INTO THE NORTHERN WATERS
MONDAY AND INTO THE CENTRAL WATERS TUESDAY.

$$

PHZ180-201600-
HAWAIIAN OFFSHORE WATERS
1200 AM HST FRI JAN 20 2017

.REST OF TONIGHT...N OF 20N W OF 160W...NE TO E WINDS 10 KT OR LESS.
N OF 20N E OF 160W...E TO SE WINDS 15 KT OR LESS. S OF 20N...E WINDS
15 TO 20 KT. SEAS 8 TO 11 FT.
.FRIDAY...W OF 158W...N TO NE WINDS 10 TO 20 KT. ELSEWHERE...NE TO E
WINDS 20 KT OR LESS...STRONGEST S OF 17N. SEAS 8 TO 11 FT.
.FRIDAY NIGHT...NW HALF...NE WINDS 20 TO 30 KT. SE HALF...N TO NE
WINDS 15 TO 20 KT. SEAS 8 TO 13 FT...HIGHEST NW.
.SATURDAY AND SATURDAY NIGHT...NE TO E WINDS 25 TO 35 KT...STRONGEST
N OF 19N. SEAS 9 TO 14 FT...HIGHEST N AND W.
.SUNDAY...E WINDS 25 TO 35 KT. SEAS 10 TO 15 FT.
.MONDAY...N OF 20N W OF 159W...E TO SE WINDS 15 KT OR LESS.
ELSEWHERE...E TO SE WINDS 20 TO 25 KT. SEAS 9 TO 13 FT.
.TUESDAY...NW HALF...N TO NE WINDS 15 TO 20 KT. SE HALF...E TO SE
WINDS 10 TO 15 KT. SEAS 8 TO 14 FT...HIGHEST N AND W.

$$


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