000
FZPN03 KNHC 282114
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
2230 UTC MON SEP 28 2020

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1800 UTC MON SEP 28.
24 HOUR FORECAST VALID 1800 UTC TUE SEP 29.
48 HOUR FORECAST VALID 1800 UTC WED SEP 30.

.WARNINGS.

...GALE WARNING...
.24 HOUR FORECAST N OF 15N BETWEEN 94.5W AND 95.5W...INCLUDING 
THE GULF OF TEHUANTEPEC...N WINDS 20 TO 30 KT. SEAS BUILDING TO 
9 FT.
.30 HOUR FORECAST WITHIN 30 NM OF A LINE FROM 16N95W TO 
14.5N95.5W...INCLUDING THE GULF OF TEHUANTEPEC...N WINDS 30 TO 
40 KT. SEAS 10 TO 14 FT. ELSEWHERE WITHIN 60 NM OF A LINE FROM 
16N95W TO 14.5N95.5W TO 13.5N96W N WINDS 20 TO 30 KT. SEAS 8 TO 
10 FT.
.36 HOUR FORECAST WITHIN 45 NM OF A LINE FROM 16N95W TO 15N95W 
TO 13.5N96W...INCLUDING THE GULF OF TEHUANTEPEC...N WINDS 30 TO 
40 KT. SEAS 12 TO 18 FT. ELSEWHERE WITHIN 75 NM OF A LINE FROM 
16N95W TO 13.5N96W TO 12N96.5W N WINDS 20 TO 30 KT. SEAS 8 TO 
12 FT.
.48 HOUR FORECAST WITHIN 45 NM OF A LINE FROM 16N95W TO 15N95W 
TO 12.5N97W...INCLUDING THE GULF OF TEHUANTEPEC...N WINDS 30 TO 
40 KT. SEAS 12 TO 18 FT. ELSEWHERE WITHIN 75 NM OF A LINE FROM 
16N95W TO 12.5N97W TO 12N100W N WINDS 20 TO 30 KT. SEAS 8 TO 13 
FT. REMAINDER OF THE AREA FROM 10N TO 13.5N BETWEEN 93W AND 100W 
WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN MIXED NE AND SW SWELL.

.SYNOPSIS AND FORECAST.

.LOW PRES NEAR 13.5N105W 1008 MB. FROM 06N TO 12N BETWEEN 100W 
AND 120W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN SW SWELL. 
ELSEWHERE S OF A LINE FROM 00N120W TO 10N128W TO 18N112W TO 
10N95W TO 05N81W...EXCEPT IN THE LEE OF THE GALAPAGOS ISLANDS 
WINDS 20 KT OR LESS. SEAS TO 9 FT IN SW SWELL. 
.24 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR 
13.5N108W 1007 MB. FROM 09N TO 13.5N BETWEEN 105W AND 110W SW 
WINDS 20 TO 30 KT. SEAS 8 TO 12 FT. FROM 09N TO 12N BETWEEN 110W 
AND 113W SW WINDS 20 TO 30 KT. SEAS 8 TO 11 FT. ELSEWHERE N OF 
06N AND S OF A LINE FROM 06N115W TO 10N120W TO 17N110W TO 06N92W 
WINDS 20 KT OR LESS. SEAS TO 9 FT IN SW SWELL. 
.48 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR 
14N112.5W 1006 MB. WITHIN 90 NM OF CENTER...EXCEPT 60 NM SW 
QUADRANT WINDS 20 TO 30 KT. SEAS 9 TO 13 FT. ELSEWHERE FROM 08N 
TO 13N BETWEEN 108W AND 115W...AND FROM 08N TO 11N BETWEEN 115W 
AND 120W SW WINDS 20 TO 25 KT. SEAS 8 TO 11 FT IN SW SWELL. 
REMAINDER OF THE AREA FROM 07N TO 17N BETWEEN 105W AND 116W 
WINDS 20 KT OR LESS. SEAS TO 9 FT PRIMARILY IN SW SWELL.

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

CONVECTION VALID AT 2100 UTC MON SEP 28...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
THE MONSOON TROUGH EXTENDS FROM 10N85W TO 1008 MB LOW PRESSURE 
LOCATED NEAR 13.5N105W TO 11N125W TO 09N140W. SCATTERED MODERATE 
ISOLATED STRONG IS NOTED FROM 10N TO 17N BETWEEN 102W AND 110W. 
SCATTERED MODERATE IS OBSERVED FROM 06N TO 10N BETWEEN 84W AND 
88W...FROM 06N TO 10N BETWEEN 91W AND 101W...AND FROM 09N TO 12N 
BETWEEN 110W AND 117W. 

$$
.FORECASTER GR. NATIONAL HURRICANE CENTER.