Offshore Forecast
Issued by NWS Honolulu, HI

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FZHW60 PHFO 270320
OFFHFO

OFFSHORE WATERS FORECAST FOR HAWAII
NATIONAL WEATHER SERVICE HONOLULU HI
600 PM HST WED APR 26 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.

PHZ105-271000-
600 PM HST WED APR 26 2017

.SYNOPSIS FOR THE HAWAIIAN OFFSHORE WATERS...
A RIDGE OF HIGH PRESSURE NEAR THE NORTHERN WATERS WILL WEAKEN
THROUGH THURSDAY AS A FRONT APPROACHES AND MOVES INTO THE AREA.
THE FRONT IS FORECAST TO ENTER THE NW WATERS THURSDAY...THEN MOVE
OVER THE CENTRAL WATERS AND STALL FRIDAY INTO THE WEEKEND.

$$

PHZ180-271000-
HAWAIIAN OFFSHORE WATERS
600 PM HST WED APR 26 2017

.TONIGHT...S OF 23N...E WINDS 15 TO 20 KT...STRONGEST S.
ELSEWHERE...E TO SE WINDS 10 TO 15 KT. SEAS 6 TO 9 FT...HIGHEST S.
.THURSDAY AND THURSDAY NIGHT...FRONT ENTERS FAR NW WATERS. 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.
.FRIDAY AND FRIDAY NIGHT...FRONT ACROSS CENTRAL WATERS. 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 WATERS. 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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