000
FZPN03 KNHC 281534
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1630 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1200 UTC MON SEP 28.
24 HOUR FORECAST VALID 1200 UTC TUE SEP 29.
48 HOUR FORECAST VALID 1200 UTC WED SEP 30.

.WARNINGS.

...GALE WARNING...
.30 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.
.36 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.
.48 HOUR FORECAST WITHIN 30 NM OF A LINE FROM 16N95W TO 15N95W 
TO 13N96W...INCLUDING THE GULF OF TEHUANTEPEC...N WINDS 30 TO 40 
KT. SEAS 11 TO 17 FT. ELSEWHERE WITHIN 60 NM OF A LINE FROM 
16N95W TO 15N95W TO 13N96W TO 11.5N98W N TO NE WINDS 20 TO 30 
KT. SEAS 8 TO 11 FT.

.SYNOPSIS AND FORECAST.

.LOW PRES NEAR 13.5N104.5W 1007 MB. FROM 06N TO 12N BETWEEN 90W 
AND 120W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN SW SWELL. 
ELSEWHERE S OF A LINE FROM 00N130W TO 10N130W TO 20N112W TO 
10N97W TO 03N81W...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 
13.5N106W 1007 MB. FROM 09N TO 13.5N BETWEEN 103W AND 108W SW 
WINDS 20 TO 25 KT. SEAS 8 TO 10 FT. FROM 09N TO 12N BETWEEN 108W 
AND 114W SW WINDS 20 TO 30 KT. SEAS 8 TO 11 FT. ELSEWHERE N OF 
05N AND S OF A LINE FROM 05N115W TO 10N121W TO 17N112W TO 10N95W 
TO 05N91W WINDS 20 KT OR LESS. SEAS TO 9 FT IN SW SWELL. 
.48 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR 
14.5N110W 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 113W...AND FROM 08N TO 11N BETWEEN 113W 
AND 120W SW WINDS 20 TO 25 KT. SEAS 8 TO 11 FT. REMAINDER OF THE 
AREA FROM 07N TO 17N BETWEEN 104W AND 115W WINDS 20 KT OR LESS. 
SEAS TO 9 FT PRIMARILY IN SW SWELL.

.N OF 26N BETWEEN 120W AND 126W WINDS 20 KT OR LESS. SEAS 8 TO 9 
FT IN N TO NW SWELL. 
.12 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 1500 UTC MON SEP 28...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
THE MONSOON TROUGH EXTENDS FROM 10N85W TO 1007 MB LOW PRES 
LOCATED NEAR 13.5N104.5W TO 11N125W TO 10N140W. SCATTERED 
MODERATE ISOLATED STRONG IS NOTED FROM 07N TO 12N BETWEEN 92W 
AND 101W...AND FROM 10N TO 16N BETWEEN 105W AND 109W. SCATTERED 
MODERATE IS OBSERVED FROM 03N TO 07N E OF 80W TO THE COAST OF 
COLOMBIA...FROM 10N TO 12N BETWEEN 110W AND 118W...AND FROM 08N 
TO 10N W OF 128W.

$$
.FORECASTER GR. NATIONAL HURRICANE CENTER.