Offshore Forecast
Issued by NWS Honolulu, HI

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FZHW60 PHFO 181530
OFFHFO

OFFSHORE WATERS FORECAST FOR HAWAII
NATIONAL WEATHER SERVICE HONOLULU HI
600 AM HST SAT APR 18 2015

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.

PHZ105-182200-
600 AM HST SAT APR 18 2015

.SYNOPSIS FOR HAWAIIAN OFFSHORE WATERS...
A STRONG HIGH FAR NORTHWEST OF THE ISLANDS WILL MERGE WITH A
WEAKENING HIGH NORTHEAST OF THE ISLANDS OVER THE WEEKEND. THIS WILL
RESULT IN TRADES STRENGTHENING TO MODERATE TO STRONG AREA WIDE BY
SUNDAY AND CONTINUE INTO EARLY NEXT WEEK. A SURFACE TROUGH
APPROACHING THE ISLANDS FROM THE WEST WILL CAUSE THE WINDS TO VEER
TO THE SOUTHEAST WEST OF KAUAI ON TUESDAY THROUGH WEDNESDAY.

$$

PHZ180-182200-
HAWAIIAN OFFSHORE WATERS
600 AM HST SAT APR 18 2015

.TODAY...N OF 22N...E WINDS 10 TO 20 KT. REST OF AREA...E WINDS
15 TO 25 KT. SEAS 6 TO 10 FT. HIGHEST WINDS AND SEAS S OF 19N.
.TONIGHT...THROUGH MONDAY...N OF 20N...E WINDS 15 TO 25 KT.
REST OF AREA...E WINDS 20 TO 30 KT. SEAS 8 TO 12 FT. HIGHEST SEAS
S OF 20N.
.MONDAY AND MONDAY NIGHT...E WINDS 15 TO 25 KT. SEAS 8 TO 10 FT.
.TUESDAY THROUGH WEDNESDAY...W OF 160W...SE WINDS 10 TO 20 KT. REST
OF AREA...E WINDS 15 TO 25 KT. SEAS 8 TO 10 FT.

$$











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