Offshore Forecast
Issued by NWS Honolulu, HI

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FZHW60 PHFO 271458
OFFHFO

OFFSHORE WATERS FORECAST FOR HAWAII
NATIONAL WEATHER SERVICE HONOLULU HI
600 AM HST THU APR 27 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.

PHZ105-272200-
600 AM HST THU APR 27 2017

.SYNOPSIS FOR THE HAWAIIAN OFFSHORE WATERS...
A RIDGE OF HIGH PRESSURE FAR N OF THE ISLANDS WILL WEAKEN THROUGH
THURSDAY WHILE A FRONT NW OF KAUAI MOVES EWD. THE FRONT WILL ENTER
TO FAR NW OFFSHORE WATERS THURSDAY EVENING AND THEN REACH KAUAI
FRIDAY AFTERNOON AND THE CENTRAL ISLANDS FRIDAY EVENING WHERE IT
WILL STALL THROUGH THE WEEKEND. UNSETTLED WEATHER WILL ACCOMPANY
THE FRONT THROUGH THE WEEKEND AND INTO THE EARLY PART OF NEXT WEEK.

$$

PHZ180-272200-
HAWAIIAN OFFSHORE WATERS
600 AM HST THU APR 27 2017

.TODAY AND TONIGHT...FRONT ENTERS FAR NW WATERS THIS EVENING.
W OF FRONT...NW TO N WINDS 10 TO 15 KT. E OF FRONT N OF 20N...SE TO
S WINDS 10 TO 15 KT. ELSEWHERE...E WINDS 10 TO 15 KT.  SEAS 6 TO
8 FT. CHANCE OF THUNDERSTORMS TONIGHT.
.FRIDAY AND FRIDAY NIGHT...FRONT REACHES NW KAUAI COASTAL WATERS
FRIDAY MORNING. FRONT MOVES TO THE CENTRAL ISLANDS FRIDAY NIGHT
WHERE IT WILL STALL. W OF FRONT...N WINDS 15 TO 20 KT. E OF FRONT N
OF 19 N...SE TO S WINDS 10 TO 15 KT. ELSEWHERE...E WINDS 10 TO 15 KT.
SEAS 5 TO 8 FT. CHANCE OF THUNDERSTORMS NE WATERS.
.SATURDAY...FRONT OVER CENTRAL ISLANDS. W OF FRONT...N WINDS 10 TO
20 KT. E OF FRONT...SE TO S WINDS 10 TO 15 KT. ELSEWHERE...VARIABLE
WINDS TO 10 KT. SEAS 5 TO 9 FT...HIGHEST W OF FRONT. CHANCE OF
THUNDERSTORMS.
.SUNDAY...LOW OVER NW WATERS. E OF 157W...SE TO S WINDS 15 TO 20 KT.
N OF 23N AND W OF 157W...E TO SE WINDS 15 TO 20 KT.
ELSEWHERE...VARIABLE WINDS TO 15 KT. SEAS 5 TO 9 FT. CHANCE OF
THUNDERSTORMS.
.MONDAY...LOW OVER W WATERS. W OF 158W...VARIABLE WINDS TO 10 KT. E
OF 158W...SE TO S WINDS 15 TO 20 KT. SEAS 6 TO 9 FT. CHANCE OF
THUNDERSTORMS.

$$



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