000
FZPN03 KNHC 170919
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1030 UTC SAT OCT 17 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0600 UTC SAT OCT 17.
24 HOUR FORECAST VALID 0600 UTC SUN OCT 18.
48 HOUR FORECAST VALID 0600 UTC MON OCT 19.

.WARNINGS.

...GALE WARNING...
.WITHIN 15.5N95W TO 15N95W TO 15N95.5W TO 16N95.5W TO 16N95W TO 
15.5N95W...INCLUDING THE GULF OF TEHUANTEPEC...N TO NE WINDS 30 
TO 35 KT. SEAS 9 TO 11 FT. ELSEWHERE WITHIN 14N95W TO 14N97W TO 
15N96W TO 16N95W TO 16N94W TO 14N95W N TO NE WINDS 20 TO 30 KT. 
SEAS 8 TO 10 FT. 
.24 HOUR FORECAST WITHIN 13N95W TO 14N96W TO 16N95W TO 15N95W TO
13N95W...INCLUDING THE GULF OF TEHUANTEPEC...N TO NE WINDS 20 TO
30 KT. SEAS 8 TO 11 FT. ELSEWHERE WITHIN 11N96W TO 11N100W TO 
13N101W TO 14N95W TO 11N96W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT 
IN N TO NE SWELL. 
.48 HOUR FORECAST WITHIN 15N94W TO 14N95W TO 15N95W TO 16N95W TO
15N94W...INCLUDING THE GULF OF TEHUANTEPEC...N WINDS 20 TO 25 
KT. SEAS TO 8 FT.

.SYNOPSIS AND FORECAST.

.WITHIN 28N132W TO 28N135W TO 30N139W TO 30N128W TO 28N132W
WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN N TO NE SWELL.
.24 HOUR FORECAST WITHIN 28N138W TO 28N140W TO 30N140W TO 
30N135W TO 28N138W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN NE 
SWELL.
.42 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS 
LESS THAN 8 FT.

.06 HOUR FORECAST WITHIN 05N104W TO 05N105W TO 05N107W TO
06N106W TO 06N104W TO 05N104W WINDS 20 KT OR LESS. SEAS 8 FT IN
S TO SW SWELL.
.24 HOUR FORECAST WITHIN 07N105W TO 07N108W TO 07N110W TO 
08N110W TO 08N106W TO 07N105W WINDS 20 KT OR LESS. SEAS 8 FT IN S
TO SW 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 0830 UTC SAT OCT 17...

.TROPICAL WAVE ALONG 132W WITH 1009 MB LOW PRES NEAR 
13N132W...SCATTERED MODERATE TO STRONG FROM 10N TO 15N BETWEEN 
129W AND 134W AND SCATTERED MODERATE FROM 16N TO 19N BETWEEN 122W
AND 130W.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH AXIS EXTENDS FROM 11N72W TO 09N79W TO 11N85W TO 
08N107W TO 1009 MB LOW PRES NEAR 12N131.5W TO 11N135W. THE ITCZ 
AXIS EXTENDS FROM 11N135W TO 10.5N140W. SCATTERED MODERATE 
ISOLATED STRONG CONVECTION FROM 06N TO 13N BETWEEN 91W AND
122W...AND WITHIN 150 NM OF COASTLINE BETWEEN 87W TO 101W.

$$
.FORECASTER STRIPLING. NATIONAL HURRICANE CENTER.