000
FZPN03 KNHC 131504
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1630 UTC MON SEP 13 2021

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1200 UTC MON SEP 13.
24 HOUR FORECAST VALID 1200 UTC TUE SEP 14.
48 HOUR FORECAST VALID 1200 UTC WED SEP 15.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.LOW PRES...POSSIBLE TROPICAL CYCLONE FORMATION...NEAR 16N101W 
1009 MB. WITHIN 16N97W TO 16N99W TO 16N100W TO 17N100W TO 17N99W 
TO 16N97W SE TO S WINDS 20 TO 25 KT. SEAS 8 TO 11 FT IN S TO SW 
SWELL. WITHIN 09N104W TO 08N109W TO 11N109W TO 14N101W TO 
11N101W TO 09N104W SW WINDS 20 TO 25 KT. SEAS 9 TO 12 FT IN S TO
SW SWELL. ELSEWHERE WITHIN 01S91W TO 03.4S118W TO 13N114W TO 
15N94W TO 05N82W TO 01S91W...EXCEPT LEE OF GALAPAGOS ISLANDS... 
WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN S TO SW SWELL.
.24 HOUR FORECAST LOW PRES DISSIPATED. WITHIN 08N93W TO 07N108W 
TO 09N116W TO 18N103W TO 12N90W TO 08N93W...INCLUDING THE GULF OF
TEHUANTEPEC...WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN S TO SW 
SWELL. WITHIN 03.4S81W TO 02S97W TO 03.4S120W TO 06N81W TO 
04N80W TO 03.4S81W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN S TO 
SW SWELL.
.48 HOUR FORECAST WITHIN 03S81W TO 03.4S120W TO 02S98W TO 01N95W
TO 01N81W TO 03S81W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN S 
SWELL.

.WITHIN 25N120W TO 24N125W TO 30N129W TO 30N120W TO 25N120W
WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN NW TO N SWELL.
.24 HOUR FORECAST WITHIN 26N121W TO 26N125W TO 27N128W TO 
30N130W TO 30N119W TO 26N121W WINDS 20 KT OR LESS. SEAS 8 TO 9 
FT IN NW TO N SWELL.
.48 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS 
LESS THAN 8 FT.

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

CONVECTION VALID AT 1440 UTC MON SEP 13...

.LOW PRES NEAR 16N101W...SCATTERED MODERATE ISOLATED STRONG 
WITHIN 180 TO 240 NM OF COAST OF MEXICO BETWEEN 99W AND 106W.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 09N76W TO 10N86W TO 16N101W TO 12.5N120W TO 
09N128W. ITCZ FROM 09N128W TO 09N140W. SCATTERED MODERATE  
ISOLATED STRONG WITHIN 300 NM S-SW OF MONSOON TROUGH BETWEEN 76W
AND 97W. SCATTERED MODERATE FROM 07N TO 12N BETWEEN 105W AND 
117W.

$$
.FORECASTER LEWITSKY. NATIONAL HURRICANE CENTER.