High Seas Forecast
Issued by NWS

Home | Current Version | Previous Version | Text Only | Print | Product List | Glossary On
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50
000
FZPS40 PHFO 291137
HSFSP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
1130 UTC MON MAY 29 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0600 UTC MAY 29 2017.
24 HOUR FORECAST VALID 0600 UTC MAY 30 2017.
48 HOUR FORECAST VALID 0600 UTC MAY 31 2017.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.DISSIPATING STATIONARY FRONT FROM 25S120W TO 22S130W TO 21S140W.
ISOLATED MODERATE TSTMS WITHIN 150 NM S OF FRONTAL BOUNDARY.
.48 HOUR FORECAST TROUGH FROM 19S131W TO 23S126W TO 25S120W.

.TROUGH FROM 05S167W TO 07S162W TO 07S155W MOVING W 25 KT.
ASSOCIATED TSTMS INCLUDED BELOW.
.24 HOUR FORECAST TROUGH FROM 05S179W TO 08S171W TO 10S163W.
.48 HOUR FORECAST TROUGH FROM 05S167E TO 08S177E.

.TROUGH FROM 25S172W TO 19S177W NEARLY STATIONARY. ISOLATED
MODERATE TO STRONG TSTMS WITHIN 480 NM E OF TROUGH AXIS.
.24 HOUR FORECAST DEVELOPING COLD FRONT FROM 25S169W TO 21S176W.
.48 HOUR FORECAST FRONT FROM 25S163W TO 23S169W TO 23S175W.

.WIND SE 20 TO 30 KT WITHIN A POLYGON BOUND BY 05S173W 13S146W
21S136W 25S120W 25S154W 15S173W 05S173W. ALSO WINDS E TO SE 20 TO
25 KT FROM 07S TO 15S BETWEEN 160E AND 175E.
.24 HOUR FORECAST WIND SE 20 TO 30 KT WITHIN A POLYGON BOUND BY
08S175W 12S153W 20S140W 25S123W 25S151W 20S151W 14S188W 08S175W.
ALSO WINDS E TO SE 20 TO 25 KT FROM 07S TO 15S BETWEEN 160E AND
170E.
.48 HOUR FORECAST WINDS S TO SE 20 TO 25 KT S OF A LINE FROM
21S140W TO 23S130W TO 25S120W. WINDS E TO SE 20 TO 25 KT
FROM 07S TO 15S BETWEEN 160E AND 170E.

.WINDS 20 KT OR LESS REMAINDER FORECAST AREA.

.SEAS 12 TO 14 FT S OF A LINE FROM 19S145W TO 25S122W. SEAS
8 TO 12 FT ELSEWHERE WITHIN A POLYGON BOUND BY 05S170W 05S153W
13S140W 13S120W 25S120W 25S158W 15S172W 05S170W.
.24 HOUR FORECAST SEAS 8 TO 12 FT WITHIN A POLYGON BOUND BY 06S170W
10S155W 20S140W 10S125W 10S120W 25S120W 25S155W 15S173W 06S170W.
.48 HOUR FORECAST SEAS 8 TO 10 FT WITHIN A POLYGON BOUND BY 10S120W
25S120W 25S150W 18S150W 18S132W 10S120W.

.SEAS 8 FT OR LOWER REMAINDER FORECAST AREA.

.SCATTERED MODERATE TO STRONG TSTMS WITHIN A POLYGON BOUND BY
00S170W 03S155W 10S164W 12S177E 12S160E 02S160E 04S175E 00S170W.
ALSO ISOLATED MODERATE TSTMS WITHIN 90 NM OF 10S145W.

$$

.FORECASTER BEDAL. HONOLULU HI.


USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.