National Weather Service Weather Forecast Office

• Home
• Site Map
• News
• Organization
• Search for: NWS All NOAA 

000
FZPN40 PHFO 121048
HSFNP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
1100 UTC FRI APR 12 2024

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 APR 12 2024.
24 HOUR FORECAST VALID 0600 UTC APR 13 2024.
48 HOUR FORECAST VALID 0600 UTC APR 14 2024.

.WARNINGS.

...GALE WARNING...
.LOW NEAR 29N169W 996 MB MOVING NE 10 KT. FRONT 30N165W
23N162W 17N167W THENCE TROUGH TO 11N176W. WINDS 30 TO 35 KT
N OF 27N BETWEEN 177W AND 171W. WINDS 20 TO 30 KT ELSEWHERE
N OF A LINE 11N160E 13N178E 22N177W 25N162W 18N155W 30N149W.
ISOLATED TO SCATTERED MODERATE TSTMS N OF 20N WITHIN 300 NM
E OF FRONT. ISOLATED MODERATE TSTMS WITHIN 120 NM E OF LOW.
.24 HOUR FORECAST LOW MOVED N OF AREA. FRONT FROM 30N161W
24N162W 16N167W THENCE TROUGH TO 14N168W. WINDS 30 TO 35 KT
N OF 25N WITHIN 120 NM E OF FRONT. WINDS 20 TO 30 KT
ELSEWHERE N OF LINE 11N160E 11N172E 25N177W 24N155W
30N149W.
.48 HOUR FORECAST FRONT 30N158W 22N161W 18N165W THENCE
TROUGH TO 10N172W. WINDS 20 TO 30 KT BOUNDED BY AREA
30N149W 23N153W 23N176W 11N172W 08N160E 22N160E 30N178W
30N149W.

.SYNOPSIS AND FORECAST.

.WINDS NE 20 TO 25 KT FROM 20N TO 06N E OF 159W.
.24 HOUR FORECAST NE WINDS 20 TO 25 KT FROM 16N TO 06N E OF
165W.
.48 HOUR FORECAST NE TO E WINDS 20 TO 25 KT FROM 12N TO 04N
E OF 158W.

.OTHERWISE...WINDS 20 KT OR LESS OVER REMAINDER OF FORECAST AREA.

.SEAS 18 TO 22 FT N OF LINE 30N170W 25N171W 26N176W 30N179W. SEAS
12 TO 18 FT ELSEWHERE N OF LINE 30N159W 27N160W 21N172W 23N175E
30N172E. SEAS 8 TO 12 FT ELSEWHERE N OF LINE 30N152W 21N155W
23N162W 16N174W 14N160E. SEAS 8 TO 9 FT FROM 12N TO 06N BETWEEN
156W TO 141W.
.24 HOUR FORECAST SEAS 12 TO 18 FT N OF A LINE 30N156W 22N174W
21N172E 30N170E. SEAS 8 TO 12 FT ELSEWHERE N OF A LINE 30N151W
20N168W 12N170W 12N160E. SEAS 8 TO 9 FT FROM 15N TO 12N BETWEEN
165W TO 160W.
.48 HOUR FORECAST SEAS 18 TO 19 FT N OF 27N BETWEEN 173W AND
170W. SEAS 12 TO 18 FT N ELSEWHERE N OF A LINE 30N166W 24N168W
24N177W 30N177E. SEAS 8 TO 12 FT ELSEWHERE N OF A LINE 30N151W
20N171W 06N177W 12N160E.

.OTHERWISE...SEAS 8 FT OR LOWER OVER REMAINDER OF FORECAST AREA.

.ITCZ 04N140W 05N166W 03N152W 04N171W 03N160E. ISOLATED MODERATE
WITHIN 300 NM OF ITCZ.


$$

.FORECASTER THOMAS. HONOLULU HI.