000
FZPN03 KNHC 120841
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1030 UTC SUN SEP 12 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0600 UTC SUN SEP 12.
24 HOUR FORECAST VALID 0600 UTC MON SEP 13.
48 HOUR FORECAST VALID 0600 UTC TUE SEP 14.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.WITHIN 23N115W TO 23N116W TO 24N117W TO 25N117W TO 25N115W TO
23N115W WINDS 20 KT OR LESS. SEAS TO 8 FT IN MIXED SWELL.
.24 HOUR FORECAST WITHIN 27N118W TO 25N121W TO 26N124W TO 
30N128W TO 30N118W TO 27N118W WINDS 20 KT OR LESS. SEAS 8 TO 9 
FT IN MIXED SWELL.
.48 HOUR FORECAST WITHIN 21N119W TO 23N127W TO 30N130W TO 
30N117W TO 21N119W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN MIXED
SWELL.

.LOW PRESSURE NEAR 15.5N96W 1010 MB. WITHIN 14N95W TO 14N96W TO 
14N97W TO 16N96W TO 16N95W TO 14N95W...INCLUDING THE GULF OF 
TEHUANTEPEC... NE TO E WINDS 20 TO 30 KT. SEAS 8 TO 9 FT. WITHIN 
09N96W TO 08N99W TO 11N99W TO 12N96W TO 12N95W TO 09N96W SW WINDS
20 TO 25 KT. SEAS 9 TO 11 FT. ELSEWHERE WITHIN 03.4S82W TO 
03.4S120W TO 05N127W TO 12N116W TO 12N94W TO 03.4S82W S WINDS 20 
TO 25 KT. SEAS 8 TO 10 FT IN SW SWELL. 
.24 HOUR FORECAST LOW PRESSURE...POSSIBLE TROPICAL CYCLONE...NEAR
16.5N99W 1010 MB. WITHIN 16N99W TO 16N99.5W TO 16N100W TO 
16.5N99.5W TO 16.5N98.5W TO 16N99W S WINDS 20 TO 25 KT. SEAS 8 
TO 9 FT. ELSEWHERE WITHIN 03.4S81W TO 03.4S120W TO 19N109W TO 
16N93W TO 06N82W TO 03.4S81W WINDS 20 KT OR LESS. SEAS 8 TO 10 
FT IN SW SWELL.
.48 HOUR FORECAST LOW PRES MOVE N OF AREA. WITHIN 06N89W TO 
05N116W TO 10N115W TO 19N105W TO 13N88W TO 06N89W WINDS 20 KT OR 
LESS. SEAS 8 TO 9 FT IN SW SWELL. WITHIN 03S80W TO 01S96W TO 
03.4S120W TO 08N82W TO 08N79W TO 03S80W WINDS 20 KT OR LESS. SEAS
8 TO 9 FT IN SW SWELL.

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

CONVECTION VALID AT 0840 UTC SUN SEP 12...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH EXTENDS FROM 11N86W TO 15N95W TO 08N132W. 
SCATTERED MODERATE ISOLATED STRONG FROM 04N TO 14N BETWEEN 83W
AND 90W...FROM 06N TO 15N BETWEEN 90W AND 100W...AND FROM 06N TO
12N BETWEEN 100W AND 110W. 

$$
.FORECASTER AL. NATIONAL HURRICANE CENTER.