High Seas Forecast
Issued by NWS

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000
FZPS40 PHFO 221535
HSFSP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
1730 UTC SAT JUL 22 2017

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1200 UTC JUL 22 2017.
24 HOUR FORECAST VALID 1200 UTC JUL 23 2017.
48 HOUR FORECAST VALID 1200 UTC JUL 24 2017.

.WARNINGS.

...GALE WARNING...
.SE WINDS 20 TO 30 KT S OF 09S E OF 140W...AND S OF 18S BETWEEN 146W
AND 150W.
.24 HOUR FORECAST WINDS 25 TO 35 KT S OF LINE FROM 19S120W TO
19S126W TO 22S132W TO 22S138W...AND ALONG 25S BETWEEN 138W AND 141W.
WINDS 20 TO 30 KT ELSEWHERE S OF 09S E OF 130W...S OF 21S BETWEEN
130W AND 139W...AND S OF 24S BETWEEN 139W AND 142W.
.48 HOUR FORECAST WINDS 25 TO 35 KT S OF LINE FROM 18S125W TO
24S140W. WINDS 20 TO 30 KT ELSEWHERE S OF 08S E OF 132W...AND S OF
LINE FROM 20S132W TO 24S142W.

.SYNOPSIS AND FORECAST.

.FRONT FROM 25S175W TO 18S177E MOVING E SLOWLY.
.24 HOUR FORECAST FRONT FROM 25S171W TO 18S180W.
.48 HOUR FORECAST WEAKENING FRONT FROM 25S167W TO 19S177W.

.RIDGE FROM 24S160E TO 22S167E TO 21S176E MOVING S SLOWLY.

.RIDGE FROM 25S166W TO 20S177W MOVING E SLOWLY.

.SE TO E WINDS 20 TO 25 KT FROM 04S TO 16S BETWEEN 152W AND 175W.
.24 HOUR FORECAST SE TO E WINDS 20 TO 25 KT FROM 06S TO 12S BETWEEN
170W AND 174E...AND W OF 170E BETWEEN 10S AND 17S.
.48 HOUR FORECAST SE TO E WINDS 20 TO 25 KT FROM 08S TO 16S W OF
170E.

.SEAS 8 TO 13 FT S OF LINE FROM 08S120W TO 04S140W. SEAS 8 TO 12 FT
N OF 13S BETWEEN 140W AND 170W...S OF 18S BETWEEN 140W AND
158W...AND S OF 21S W OF 170W. SEAS 8 TO 11 FT FROM 13S TO 18S
BETWEEN 155W AND 171W...AND FROM 04S TO 13S BETWEEN 170W AND 180W.
.24 HOUR FORECAST SEAS 12 TO 16 FT S OF 17S E OF 130W...AND S OF 21S
BETWEEN 130W AND 139W. SEAS 8 TO 13 FT ELSEWHERE S OF 06S E OF
140W...S OF LINES FROM 19S140W TO 22S148W...AND FROM 24S166W TO
20S170W TO 15S174E TO 22S168E TO 20S165E TO 13S164E TO 13S160E. SEAS
8 TO 10 FT IN AREA BOUNDED BY 00S172W 00S152W 04S141W 12S144W
14S174E 07S173E 00S172W. SEAS 8 TO 9 FT FROM 19S TO 22S BETWEEN 152W
AND 162W.
.48 HOUR FORECAST SEAS 13 TO 19 FT S OF LINE FROM 17S120W TO 17S126W
TO 24S141W. SEAS 8 TO 13 FT ELSEWHERE S OF 05S E OF 138W...AND S OF
LINE FROM 19S138W TO 20S145W TO 25S152W. SEAS 8 TO 10 FT W OF 164E
BETWEEN 11S AND 19S...AND S OF LINES FROM 08S170E TO 03S180E...AND
FROM 19S180W TO 16S173W TO 17S164W TO 25S157W. SEAS 8 TO 9 FT FROM
03S TO 12S BETWEEN 180W AND 173W...AND N OF LINE FROM 04S164W TO
08S168W TO 08S173W.

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

.ISOLATED MODERATE TSTMS N OF 07S W OF 172E...N OF 13S BETWEEN 172E
AND 170W...N OF 04S BETWEEN 170W AND 153W...FROM 16S TO 24S BETWEEN
148W AND 141W...AND S OF 20S BETWEEN 141W AND 128W.

$$

.HONOLULU HI.


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