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 262351
HSFSP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
2330 UTC TUE MAR 26 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1800 UTC MAR 26 2019.
24 HOUR FORECAST VALID 1800 UTC MAR 27 2019.
48 HOUR FORECAST VALID 1800 UTC MAR 28 2019.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.LOW 18S178W 1007 MB. TROUGH FROM LOW TO 16S179E. LOW AND TROUGH MOVING
SE 15 KT. WINDS 20 TO 30 KT WITHIN 180 NM OF LOW SE SEMICIRCLE.
SCATTERED MODERATE TSTMS FROM 15S TO 20S BETWEEN 170W AND 178W.
.24 HOUR FORECAST LOW 21S175W 1007 MB. WINDS 20 TO 25 KT WITHIN 180 NM
OF LOW SE QUADRANT.
.48 HOUR FORECAST LOW 22S175W 1006 MB. E WINDS 20 TO 25 KT S OF 22S
BETWEEN 165W AND 177W.

.LOW 11S172E 1007 MB TROUGH 16S179E THROUGH LOW TO 07S160E. LOW AND
TROUGH NEARLY STATIONARY. ISOLATED MODERATE TSTMS WTIHIN 180 NM NE OF
LOW AND TROUGH E OF 170E.
.24 HOUR FORECAST LOW AND TROUGH LITTLE CHANGE.
.48 HOUR FORECAST LOW 10S166E 1004 MB. TROUGH 18S180W THROUGH LOW TO
08N160E.

.TROUGH 23S158W 20S165W 14S170W MOVING SW SLOWLY.
.24 HOUR FORECAST TROUGH 23S165W 18S172W.
.48 HOUR FORECAST NEW LOW 23S168W 1007 MB. TROUGH FROM LOW TO 18S163W.
E WINDS 20 TO 25 KT S OF 22S BETWEEN 152W AND 165W

.FRONT 25S140W 23S148W MOVING E 15 KT. ISOLATED MODERATE
TSTMS S OF 21S BETWEEN 136W AND 148W.
.24 HOUR FORECAST FRONT 25S133W 23S136W 21S148W.
.48 HOUR FORECAST FRONT 25S125W 22S132W 22S142W.

.ITCZ 05S120W 03S135W 04S150W. ISOLATED MODERATE TSTMS WITHIN 90 NM OF
ITCZ W OF 135W.

.RIDGE 25S126W 22S135W 21S146W 25S154W MOVING NE SLOWLY.

.RIDGE 10S175W 05S180W 00S165E NEARLY STATIONARY.

. SEAS 8 TO 9 FT S OF LINE 25S140W 17S177W 20S170E 25S169E AND E OF
LINE 00S130W 10S135W 25S120W.
.24 HOUR FORECAST SEAS 8 TO 9 FT E AND S OF LINE 00S130W 20S135W
18S172E 25S165E.
.48 HOUR FORECAST SEAS 8 TO 12 FT S OF LINE 25S140W 18S172E 25S160E.
SEAS 8 TO 9 FT S AND E OF LINE 05S120W 07S130W 25S135W.

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

.ISOLATED MODERATE TSTMS WITHIN 60 NM OF 22S172E.

$$
.HONOLULU FORECASTER.


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