Offshore Forecast
Issued by NWS Honolulu, HI

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000
FZHW60 PHFO 240307
OFFHFO

OFFSHORE WATERS FORECAST FOR HAWAII
NATIONAL WEATHER SERVICE HONOLULU HI
600 PM HST SAT JUL 23 2016

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.

PHZ105-241000-
600 PM HST SAT JUL 23 2016

.SYNOPSIS FOR THE HAWAIIAN OFFSHORE WATERS...

AT 5 PM HST...TROPICAL STORM DARBY WAS CENTERED NEAR 19.3N
155.8W...OR ABOUT 60 MILES SOUTH SOUTHWEST OF HILO HAWAII...AND WAS
MOVING WEST 09 KT. ELSEWHERE...A STRONG PRESSURE GRADIENT BETWEEN
DARBY AND A HIGH FAR NORTH OF THE STATE WILL GENERATE FRESH TO
STRONG NORTHEAST WINDS. HIGH PRESSURE WILL REMAIN FAR NORTH OF THE
STATE THROUGH THE MIDDLE OF NEXT WEEK.

$$

PHZ180-241000-
HAWAIIAN OFFSHORE WATERS
600 PM HST SAT JUL 23 2016

...TROPICAL STORM WARNING...

.TONIGHT...TROPICAL STORM DARBY NEAR 19.3N 155.8W. MAXIMUM WINDS
35 KT GUSTS 45 KT. WINDS 34 KT OR GREATER WITHIN
60NE...40SE...10SW...60NW QUADRANTS. SEAS 12 FT OR HIGHER WITHIN
150NE...120SE...60SW...150NW QUADRANTS. ELSEWHERE NE THROUGH SE
WINDS 15 TO 25 KT. SEAS 8 TO 12 FT. ISOLATED THUNDERSTORMS VICINITY
OF DARBY.
.SUNDAY...TROPICAL STORM DARBY NEAR 21.0N 158.4W. MAXIMUM WINDS 35
KT GUSTS 45 KT. WINDS 34 KT OR GREATER AND SEAS 12 FT OR HIGHER
WITHIN 50NE...40SE...50NW. ELSEWHERE...NE THROUGH SE WINDS 15 TO 25
KT. SEAS 8 TO 12 FT. ISOLATED THUNDERSTORMS VICINITY OF DARBY.
.SUNDAY NIGHT...TROPICAL DEPRESSION DARBY NEAR 22.2N 159.8W. MAXIMUM
WINDS 30 KT GUSTS 40 KT. ELSEWHERE...NE THROUGH SE WINDS 15 TO 25
KT. SEAS 8 TO 12 FT. ISOLATED THUNDERSTORMS VICINITY OF DARBY.
.MONDAY...TROPICAL DEPRESSION DARBY NEAR 23.6N 161.3W. MAXIMUM WINDS
30 KT GUSTS 40 KT. ELSEWHERE...E TO NE WINDS 15 TO 25 KT. SEAS 8 TO
12 FT.
.MONDAY NIGHT...E TO SE WINDS 15 TO 25 KT. SEAS 6 TO 10 FT.
.TUESDAY...E TO SE WINDS 15 TO 20 KT. SEAS 6 TO 9 FT.
.WEDNESDAY THROUGH THURSDAY...E TO NE WINDS 15 TO 20 KT. SEAS 5 TO 8
FT.

$$



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