077
FZPN03 KNHC 280314
HSFEP2
HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
0430 UTC SUN SEP 28 2025
SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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.
SECURITE
E PACIFIC FROM THE EQUATOR TO 30N E OF 140W AND 03.4S TO THE
EQUATOR E OF 120W
SYNOPSIS VALID 0000 UTC SUN SEP 28.
24 HOUR FORECAST VALID 0000 UTC MON SEP 29.
48 HOUR FORECAST VALID 0000 UTC TUE SEP 30.
.WARNINGS.
..TROPICAL STORM WARNING
.TROPICAL STORM NARDA NEAR 18.7N 125.9W 991 MB AT 0300 UTC SEP
28 MOVING NNW OR 335 DEG AT 4 KT. MAXIMUM SUSTAINED WINDS 60 KT
GUSTS 75 KT. TROPICAL STORM FORCE WINDS WITHIN 100 NM NE
QUADRANT...110 NM SE QUADRANT...70 NM SW QUADRANT...AND 90 NM NW
QUADRANT. SEAS 4 M OR GREATER WITHIN 300 NM NE QUADRANT...330
NM SE QUADRANT...150 NM SW QUADRANT...AND 240 NM NW QUADRANT
WITH SEAS TO 8.5 M. ELSEWHERE WITHIN 21N122W TO 23N126W TO
20N130W TO 16N129W TO 13N123W TO 17N120W TO 21N122W WINDS 20 TO
33 KT. SEAS 2.5 TO 4.0 M. REMAINDER OF AREA WITHIN 26N120W TO
22N124W TO 27N129W TO 18N134W TO 10N126W TO 19N116W TO 26N120W
WINDS 20 KT OR LESS. SEAS 2.5 TO 3.5 M IN MIXED SWELL.
.24 HOUR FORECAST TROPICAL STORM NARDA NEAR 20.4N 126.1W.
MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 KT. TROPICAL STORM FORCE
WINDS WITHIN 50 NM NE QUADRANT...60 NM SE QUADRANT...30 NM SW
QUADRANT...AND 40 NM NW QUADRANT. SEAS 4 M OR GREATER WITHIN 150
NM OF CENTER...EXCEPT 120 NM SW QUADRANT WITH SEAS TO 6.0 M.
ELSEWHERE WITHIN 22N123W TO 23N128W TO 19N129W TO 18N128W TO
17N125W TO 19N123W TO 22N123W WINDS 20 TO 33 KT. SEAS 2.5 TO 4.0
M. REMAINDER OF AREA WITHIN 30N117W TO 30N132W TO 26N136W TO
14N127W TO 13N124W TO 19N118W TO 30N117W WINDS 20 KT OR LESS.
SEAS 2.5 TO 3.5 M IN MIXED SWELL.
.36 HOUR FORECAST POST-TROPICAL NARDA NEAR 21.1N 125.9W. MAXIMUM
SUSTAINED WINDS 40 KT GUSTS 50 KT.
.48 HOUR FORECAST POST-TROPICAL NARDA NEAR 21.6N 125.6W. MAXIMUM
SUSTAINED WINDS 35 KT GUSTS 45 KT. GALE FORCE WINDS WITHIN 20 NM
E SEMICIRCLE AND 0 NM W SEMICIRCLE. SEAS 4 M OR GREATER WITHIN 0
NM OF CENTER...EXCEPT 60 NM NE QUADRANT WITH SEAS TO 4.0 M.
ELSEWHERE WITHIN 22N123W TO 23N124W TO 23N126W TO 22N127W TO
20N126W TO 20N124W TO 22N123W WINDS 20 TO 30 KT. SEAS 2.5 TO 4.0
M. ELSEWHERE WITHIN 25N121W TO 26N122W TO 25N128W TO 20N129W TO
18N127W TO 20N122W TO 25N121W WINDS 20 KT OR LESS. SEAS 2.5 TO
3.0 M IN MIXED SWELL.
FORECAST WINDS IN AND NEAR ACTIVE TROPICAL CYCLONES SHOULD BE
USED WITH CAUTION DUE TO UNCERTAINTY IN FORECAST TRACK...SIZE
AND INTENSITY.
.SYNOPSIS AND FORECAST.
.WITHIN 02S98W TO 01S106W TO 03.4S115W TO 03.4S90W TO 02S98W
WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN MIXED SE AND SW SWELL.
.24 HOUR FORECAST WITHIN 02S93W TO 02S97W TO 03.4S102W TO
03.4S91W TO 02S93W WINDS 20 KT OR LESS. SEAS 2.5 M IN MIXED SE
AND SW SWELL.
.30 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 2.5 M.
.24 HOUR FORECAST BROAD LOW PRES NEAR 10.5N109.5W 1010 MB.
WITHIN 08N104W TO 09N106W TO 07N109W TO 05N108W TO 05N106W TO
07N104W TO 08N104W WINDS 20 KT OR LESS. SEAS 2.5 M IN MIXED S TO
SW AND NW SWELL.
.48 HOUR FORECAST BROAD LOW PRES NEAR 10N112.5W 1009 MB. WITHIN
09N105W TO 11N112W TO 13N114W TO 09N116W TO 05N114W TO 05N108W
TO 09N105W SW WINDS 20 TO 25 KT. SEAS 2.5 TO 3.0 M.
.30 HOUR FORECAST COLD FRONT FROM 30N138W TO 28N140W. WITHIN
30N139W TO 30N140W TO 29.5N140W TO 29.5N139.5W TO 30N139W WINDS
20 KT OR LESS. SEAS 2.5 TO 3.0 M IN MIXED SE AND NW SWELL.
.48 HOUR FORECAST COLD FRONT FROM 30N130W TO 25.5N140W. WITHIN
30N131W TO 30N140W TO 26N140W TO 29N133W TO 30N131W WINDS 20 KT
OR LESS. SEAS 2.5 TO 3.0 M IN MIXED SWELL.
.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.
CONVECTION VALID AT 0100 UTC SUN SEP 28...
TROPICAL STORM NARDA
NUMEROUS MODERATE ISOLATED STRONG FROM
15.5N TO 20N BETWEEN 123W AND 128.5W.
INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH
MONSOON TROUGH FROM 11N86W TO 11N103W TO 09N111W THEN RESUMES SW
OF NARDA FROM 15N128W TO 09.5N135W. ITCZ FROM 09.5N135W TO
BEYOND 08.5N140W. SCATTERED MODERATE FROM 06N TO 10N BETWEEN 80W
AND 86.5W...FROM 06N TO 10.5N BETWEEN 104.5W AND 111W...AND FROM
12N TO 17N BETWEEN 105W AND 111W. WIDELY SCATTERED MODERATE
WITHIN 180 NM EITHER SIDE OF MONSOON TROUGH BETWEEN 90W AND 100W.
.FORECASTER LEWITSKY. NATIONAL HURRICANE CENTER.
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