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FZPS40 PHFO 230344
HSFSP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
0530 UTC THU MAY 23 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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

SOUTH PACIFIC EQUATOR TO 25S BETWEEN 120W AND 160E

SYNOPSIS VALID 0000 UTC MAY 23 2019.
24 HOUR FORECAST VALID 0000 UTC MAY 24 2019.
48 HOUR FORECAST VALID 0000 UTC MAY 25 2019.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.LOW NEAR 05S164E 1009 MB NEARLY STATIONARY. TROUGH FROM LOW TO 06S171E
TO 10S177E. SCATTERED STRONG TSTMS WITHIN AN AREA BOUND BY 00S160E
00S173E 07S173E 10S165E 10S160E 00S160E. ISOLATED MODERATE TO STRONG
TSTMS ELSEWHERE OVER FORECAST WATERS N OF 15S W OF 178E.
.24 HOUR FORECAST LOW NEAR 07S166E 1009 MB. TROUGHS FROM LOW TO 07S173E
AND FROM LOW TO 05S160E.
.48 HOUR FORECAST LOW NEAR 10S165E 1009 MB. TROUGHS FROM LOW TO 14S170E
AND FROM LOW TO 05S160E.

.LOW NEAR 18S179W 1010 MB MOVING SW SLOWLY. TROUGHS FROM LOW TO
19S173W AND FROM LOW TO 21S174E TO 25S170E. ASSOCIATED WINDS INCLUDED
BELOW.
.24 HOUR FORECAST LOW NEAR 19S173E 1012 MB. TROUGHS FROM LOW TO
18S179E TO 19S173W AND FROM LOW TO 25S167E. ASSOCIATED WINDS INCLUDED
BELOW.
.48 HOUR FORECAST LOW NEAR 23S169E 1011 MB. TROUGHS FROM LOW TO
21S178E TO 25S164E. ASSOCIATED WINDS INCLUDED BELOW.

.COLD FRONT FROM 25S136W TO 21S143W MOVING E 20 KT THENCE A DISSIPATING
STATIONARY FRONT TO 17S157W. TROUGH FROM 07S174W TO 13S167W TO 17S157W.
ASSOCIATED WINDS INCLUDED BELOW. SCATTERED MODERATE TO STRONG TSTMS
WITHIN 240 NM EITHER SIDE OF TROUGH AXIS.
.24 HOUR FORECAST FRONT FROM 25S128W TO 22S135W TO 21S143W. TROUGH
FROM 07S174W TO 13S167W TO 17S157W TO 19S147W TO 21S143W. ASSOCIATED
WINDS INCLUDED BELOW.
.48 HOUR FORECAST FRONT FROM 25S124W TO 23S132W TO 22S141W. TROUGH FROM
07S174W TO 13S167W TO 17S157W TO 19S148W TO 22S141W. DEVELOPING LOW
ALONG TROUGH NEAR 17S157W 1010 MB. ASSOCIATED WINDS INCLUDED BELOW.

.STATIONARY FRONT FROM 21S120W TO 21S126W.
.24 HOUR FORECAST FRONT DISSIPATED.

.RIDGE FROM 25S126W TO 15S140W.
.24 HOUR FORECAST RIDGE FROM 22S120W TO 19S131W.
.48 HOUR FORECAST RIDGE FROM 22S120W TO 21S126W.

.WINDS SE TO NE 20 TO 30 KT OVER FORECAST WATERS S OF A LINE FROM
25S173E TO 18S179W TO 16S174W TO 16S164W TO 19S155W TO 21S147W.
.24 HOUR FORECAST WINDS SE TO NE 20 TO 30 KT FROM OVER FORECAST WATERS
S OF A LINE FROM 24S167E TO 19S174E TO 18S179W TO 16S164W.
.48 HOUR FORECAST WINDS SE TO NE 29 TO 30 KT OVER FORECAST WATERS S OF
A LINE FROM 25S167E TO 21S176E TO 17S166W TO 19S156W.

.WINDS 20 KT OR LESS REMAINDER FORECAST AREA.

.SEAS 8 TO 12 FT OVER FORECAST WATERS S OF A LINE FROM 20S168E TO
15S173W 15S161W 25S140W. ALSO SEAS 8 TO 10 FT S OF 10S E OF 148W.
.24 HOUR FORECAST SEAS 8 TO 12 FT OVER FORECAST WATERS S OF A LINE
FROM 19S170E TO 19S174W 12S164W TO 14S153W TO 25S127W.
.48 HOUR FORECAST SEAS 8 TO 14 FT OVER FORECAST WATERS S OF A LINE
FROM 23S164E TO 20S174E TO 15S163W TO 15S174W 08S132W TO 08S120W.

.SEAS 8 FT OR LOWER REMAINDER FORECAST AREA.

.OTHERWISE ISOLATED MODERATE TO STRONG TSTMS ELSEWHERE OVER FORECAST
WATERS N OF 07S BETWEEN 175E AND 167W.

$$

.FORECASTER BEDAL. HONOLULU HI.


Additional Resources:

Waimea Buoy Kailua Buoy Kaumalapau SW Lanai Buoy Barbers Point, Kalaeloa Buoy Pauwela, Maui Hilo Bay Buoy Kaneohe Bay Buoy Hanalei Kauai Buoy Pearl Harbor Entrance
Buoy 51001 Buoy 51101 Buoy 51000 Buoy 51100 Buoy 51002 Buoy 51003 Buoy 51004