621
FZPN03 KNHC 230917
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1030 UTC TUE SEP 23 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0600 UTC TUE SEP 23.
24 HOUR FORECAST VALID 0600 UTC WED SEP 24.
48 HOUR FORECAST VALID 0600 UTC THU SEP 25.

.WARNINGS.

...HURRICANE WARNING...
.TROPICAL STORM NARDA NEAR 15.7N 106.1W 990 MB AT 0900 UTC SEP
23 MOVING W OR 265 DEG AT 11 KT. MAXIMUM SUSTAINED WINDS 60 KT
GUSTS 75 KT. TROPICAL STORM FORCE WINDS WITHIN 50 NM N SEMICIRCLE
AND 40 NM S SEMICIRCLE. SEAS 4 M OR GREATER WITHIN 60 NM N
SEMICIRCLE AND 30 NM S SEMICIRCLE WITH SEAS TO 6 M. ELSEWHERE
WITHIN 18N105W TO 17N106W TO 17N107W TO 15N107W TO 14N105W TO
15N104W TO 18N105W WINDS 20 TO 33 KT. SEAS 3.5 TO 5.5 M.
REMAINDER OF AREA WITHIN 18N103W TO 18N106W TO 17N107W TO 15N107W
TO 14N106W TO 14N102W TO 18N103W WINDS 20 KT OR LESS. SEAS 2.5
TO 3.5 M IN SE TO S SWELL.
.12 HOUR FORECAST HURRICANE NARDA NEAR 15.5N 107.8W. MAXIMUM
SUSTAINED WINDS 75 KT GUSTS 90 KT.
.24 HOUR FORECAST HURRICANE NARDA NEAR 15.3N 109.8W. MAXIMUM
SUSTAINED WINDS 85 KT GUSTS 105 KT. TROPICAL STORM FORCE WINDS
WITHIN 70 NM OF CENTER. SEAS 4 M OR GREATER WITHIN 120 NM N
SEMICIRCLE AND 60 NM S SEMICIRCLE WITH SEAS TO 9 M. ELSEWHERE
WITHIN 17N111W TO 19N115W TO 18N117W TO 13N116W TO 12N113W TO
13N111W TO 17N111W WINDS 20 TO 33 KT. SEAS 3.5 TO 6.5 M.
REMAINDER OF AREA WITHIN 20N113W TO 20N119W TO 16N120W TO
10N114W TO 09N107W TO 13N105W TO 20N113W WINDS 20 KT OR LESS.
SEAS 2.5 TO 3.5 M IN SE SWELL.
.48 HOUR FORECAST HURRICANE NARDA NEAR 15.3N 114.3W. MAXIMUM
SUSTAINED WINDS 90 KT GUSTS 110 KT. TROPICAL STORM FORCE WINDS
WITHIN 90 NM OF CENTER. SEAS 4 M OR GREATER WITHIN 150 NM NE
QUADRANT...60 NM S SEMICIRCLE AND 90 NM NW QUADRANT WITH SEAS TO
10 M. ELSEWHERE WITHIN 17N111W TO 19N115W TO 18N117W TO 13N116W
TO 12N113W TO 13N111W TO 17N111W WINDS 20 TO 33 KT. SEAS 3.5 TO
7.0 M. REMAINDER OF AREA WITHIN 20N113W TO 20N119W TO 16N120W TO
10N114W TO 09N107W TO 13N105W TO 20N113W WINDS 20 KT OR LESS.
SEAS 2.5 TO 3.5 M IN SE 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.

.30 HOUR FORECAST WITHIN 17N100W TO 19N104W TO 18N105W TO
15N103W TO 15N101W TO 17N100W SE TO S WINDS 20 TO 25 KT. SEAS
LESS THAN 2.5 M.
.48 HOUR FORECAST WITHIN 22N107W TO 21N108W TO 19N108W TO
18N107W TO 17N105W TO 19N104W TO 22N107W...INCLUDING NEAR CABO
CORRIENTES...SE TO S WINDS 20 TO 30 KT. SEAS 2.5 TO 3.0 M IN S
SWELL.

.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.

CONVECTION VALID AT 0900 UTC TUE SEP 23...

T.S. NARDA...NUMEROUS MODERATE STRONG FROM 12N TO 19N BETWEEN
101W AND 110W.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 08N78W TO 14N100W...FROM 12N108W TO 11N140W.
SCATTERED MODERATE N OF 07N BETWEEN 95W AND 105W.

$$
.FORECASTER DELGADO. NATIONAL HURRICANE CENTER.