000
FZPN40 PHFO 181053
HSFNP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
1100 UTC MON NOV 18 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0600 UTC NOV 18 2019.
24 HOUR FORECAST VALID 0600 UTC NOV 19 2019.
48 HOUR FORECAST VALID 0600 UTC NOV 20 2019.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.COLD FRONT FROM 30N174E TO 24N160E. FRONT MOVING E 20 KT N
OF 27N AND SE SLOWLY S OF 27N. WINDS NE 20 TO 30 KT OVER FORECAST
WATERS N OF FRONT W OF 164E. WIND NW 20 TO 25 KT N OF 28N BETWEEN
176E AND 166E.
.24 HOUR FORECAST FRONT FROM 30N173W TO 25N180W TO 23N173E TO
24N160E. WINDS N TO E 20 TO 30 KT OVER FORECAST WATERS N OF FRONT.
.48 HOUR FORECAST FRONT FROM 30N157W TO 25N164W TO 23N170E TO
24N164E. ASSOCIATED WINDS INCLUDED BELOW.

.NEW FRONT FROM 30N170E TO 27N160E MOVING ESE 25 KT.
.24 HOUR FORECAST FRONT MERGED WITH FRONT DESCRIBED DIRECTLY
ABOVE.

.DISSIPATING STATIONARY FRONT FROM 30N148W TO 27N153W THENCE
TROUGH TO 23N155W TO 19N154W. TROUGH MOVING NW 15 KT. WINDS N TO
NE 20 TO 25 KT WITHIN 150 NM NW OF FRONT AND TROUGH...AND FROM 22N
TO 26N BETWEEN 160W AND 167W. ISOLATED MODERATE TSTMS FROM 17N TO
21N BETWEEN 152W AND 158W...AND WITHIN 150 NM E OF TROUGH N OF
22N.
.24 HOUR FORECAST FRONT DISSIPATED. TROUGH FROM 30N160W TO
24N163W. ASSOCIATED WINDS DIMINISHED TO 20 KT OR LESS.
.48 HOUR FORECAST TROUGH DISSIPATED.

.RIDGE FROM 30N167W TO 26N180W TO 24N165E.

.24 HOUR FORECAST WINDS NE TO E 20 TO 25 KT FROM 13N TO 23N W OF
176W...AND FROM 15N TO 24N BETWEEN 142W AND 152W.
.48 HOUR FORECAST WINDS NE TO E 20 TO 25 KT WITHIN AN AREA BOUNDED
BY 30N170W 22N165E 11N164E 14N170W 30N158W 30N170W.

.WINDS 20 KT OR LESS REMAINDER FORECAST AREA.

.SEAS 8 TO 12 FT W OF A LINE FROM 30N179E TO 27N170E TO 19N160E.
SEAS 8 TO 10 FT N OF 14N E OF 151W. SEAS 8 TO 9 FT BOUNDED BY
06N152W 30N152W 30N160W 17N177W 06N152W.
.24 HOUR FORECAST SEAS 12 TO 18 FT N OF A LINE FROM 30N177E TO
24N173E TO 22N160E. SEAS 8 TO 12 FT ELSEWHERE NW OF A LINE FROM
30N171W TO 21N175E TO 14N175E. ALSO SEAS 8 TO 9 FT FROM 12N TO 26N
E OF 150W.
.48 HOUR FORECAST SEAS 12 TO 17 FT OVER FORECAST WATERS N OF A
LINE FROM 30N161W TO 16N179W TO 15N168E. SEAS 8 TO 12 FT ELSEWHERE
W OF A LINE FROM 30N158W TO 12N174W.

.SEAS 8 FT OR LOWER REMAINDER FORECAST AREA.

.ITCZ FROM 09N140W TO 08N150W TO 05N161W TO 05N178W TO 07N167E.
ISOLATED MODERATE TSTMS WITHIN 180 NM OF ITCZ.

.OTHERWISE ISOLATED MODERATE TSTMS S OF 05N W OF 174E.


$$

.HONOLULU FORECAST OFFICE.