000
FZPN40 PHFO 200332
HSFNP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
0500 UTC MON MAY 20 2019

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS

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.

THIS HIGH SEAS FORECAST USES 1-MINUTE AVERAGE WINDS WHICH MAY BE
HIGHER THAN 10-MINUTE AVERAGE WINDS.

SECURITE

NORTH PACIFIC EQUATOR TO 30N BETWEEN 140W AND 160E

SYNOPSIS VALID 0000 UTC MAY 20 2019.
24 HOUR FORECAST VALID 0000 UTC MAY 21 2019.
48 HOUR FORECAST VALID 0000 UTC MAY 22 2019.

.WARNINGS.

...GALE WARNING...
.LOW 30N177W 1010 MB MOVING NE 30 KT. FRONT FROM LOW TO 21N170E 21N160E
MOVING SE 10 KT. WINDS 25 TO 35 KT N OF LINE 30N176W 27N180W 30N179E...
WINDS 25 TO 35 KT W OF LINE 27N160E 24N172E 21N180W...WINDS 20 TO 25 KT
ELSEWHERE NW OF LINE 30N172W 25N180W 20N160E.
.24 HOUR FORECAST LOW MOVED N OF AREA. FRONT 30N168W 23N175W 20N170E
22N160E. WINDS 25 TO 35 KT W OF LINE 30N160E 23N172E 21N160E...WINDS 20
TO 35 KT ELSEWHERE NW OF LINE 30N160W 20N170E 20N160E.
.48 HOUR FORECAST FRONT 30N160W 25N166W 19N175E 23N160E. WINDS 30 TO 40
KT NW OF LINE 30N162E 22N169E 25N160E...WINDS 20 TO 25 KT ELSEWHERE NW
OF LINE 30N165E 20N175E 25N160E. WINDS 20 TO 25 KT N OF LINE 30N153W
29N157W 30N158W.

.SYNOPSIS AND FORECAST.

.TROUGH 00N178E 02N170E 02N160E MOVING NW SLOWLY. ISOLATED MODERATE
TSTMS S OF 02N W OF 168E.
.24 HOUR FORECAST TROUGH 01N167E 05N160E.
.48 HOUR FORECAST TROUGH 00N173E 08N160E.

ITCZ 05N140W 04N160W 03N166W. ISOLATED MODERATE TSTMS WITHIN 60 NM OF
ITCZ.

.RIDGE 30N154W 25N170W 22N175E MOVING NE 15 KT.

.E WINDS 20 TO 20 KT BOUNDED BY 20N140W 12N140W 10N180W 15N180W
.24 HOUR FORECAST NE WINDS 20 TO 25 KT BOUNDED BY 25N140W 10N140W
15N155W 25N140W.
.48 HOUR FORECAST NE WINDS 20 TO 25 KT BOUNDED BY 22N140W 10N140W
15N155W 22N140W.

.SEAS 12 TO 14 FT W OF LINE 28N160E 25N175E 21N160E...SEAS 8 TO 12 FT
ELSEWHERE NW OF LINE 30N177W 24N175E 19N160E. SEAS 8 FT E OF LINE
23N140W 23N143W 30N141W.
.24 HOUR FORECAST SEAS 12 TO 15 FT W OF LINE 28N160E 24N170E 21N160E...
SEAS 8 TO 12 FT ELSEWHERE NW OF LINE 30N170W 20N175E 16N160E. SEAS 8 TO
9 FT FROM 21N TO 12N E OF 150W.
.48 HOUR FORECAST SEAS 12 TO 14 FT W OF LINE 30N160E 15N165E 15N160E...
SEAS 8 TO 12 FT ELSEWHERE W OF LINE 30N165E 25N170W 17N170E 18N160E.
SEAS 8 TO 9 FT FROM 20N TO 10N E OF 150W.

.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

$$
.HONOLULU FORECASTER.