000
FZPN03 KNHC 190417
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
0430 UTC TUE OCT 19 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0000 UTC TUE OCT 19.
24 HOUR FORECAST VALID 0000 UTC WED OCT 20.
48 HOUR FORECAST VALID 0000 UTC THU OCT 21.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.WITHIN 30N128W TO 29N135W TO 29N138W TO 30N138W TO 30N128W
WINDS 20 KT OR LESS. SEAS 8 FT IN NW TO N SWELL.
.18 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 8 FT.

.WITHIN 07N122W TO 07N124W TO 09N125W TO 10N123W TO 10N121W TO
07N122W WINDS 20 KT OR LESS. SEAS 8 FT IN NW SWELL.
.12 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 8 FT.

.WITHIN 14N95W TO 14N96W TO 15N96W TO 16N95W TO 16N94W TO
14N95W...INCLUDING THE GULF OF TEHUANTEPEC...N WINDS 20 TO 25 
KT. SEAS TO 8 FT. 
.21 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS 
LESS THAN 8 FT. 
.24 HOUR FORECAST LITTLE CHANGE. 
.30 HOUR FORECAST WITHIN 14N95W TO 14N96W TO 15N96W TO 16N95W TO
16N94W TO 14N95W...INCLUDING THE GULF OF TEHUANTEPEC...NE WINDS 
20 TO 25 KT. SEAS LESS THAN 8 FT. 
.36 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS 
LESS THAN 8 FT.

.21 HOUR FORECAST WITHIN 29N137W TO 29N140W TO 30N140W TO
30N136W TO 29N137W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN W
SWELL.
.24 HOUR FORECAST WITHIN 29N135W TO 28N138W TO 28N140W TO
30N140W TO 30N134W TO 29N135W WINDS 20 KT OR LESS. SEAS 8 TO 10
FT IN W TO NW SWELL.
.48 HOUR FORECAST WITHIN 24N134W TO 23N140W TO 30N140W TO
30N126W TO 24N134W WINDS 20 KT OR LESS. SEAS 8 TO 11 FT IN NW 
SWELL.

.36 HOUR FORECAST WITHIN 04N98W TO 03N99W TO 04N102W TO 07N102W
TO 06N98W TO 04N98W WINDS 20 KT OR LESS. SEAS 8 FT IN S SWELL.
.48 HOUR FORECAST WITHIN 04N97W TO 04N100W TO 06N101W TO 09N99W
TO 07N96W TO 04N97W WINDS 20 KT OR LESS. SEAS 8 FT IN S SWELL.

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

CONVECTION VALID AT 0350 UTC TUE OCT 19...

TROPICAL WAVE ALONG 83W...SCATTERED MODERATE N OF 04N BETWEEN 
81W AND 88W. 

TROPICAL WAVE ALONG 91W...NUMEROUS MODERATE TO STRONG N OF 13N 
BETWEEN 89W AND 92W. SCATTERED MODERATE ELSEWHERE FROM 05N TO 
13N BETWEEN 88W AND 95W.

TROPICAL WAVE ALONG 126W...SCATTERED MODERATE FROM 05N TO 13N 
BETWEEN 116W AND 133W.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH AXIS FROM 07N78W TO 10N95W TO LOW PRESSURE NEAR 
11N111W 1010 MB TO 09N126W TO 12N133W. ITCZ FROM 12N133W TO 
BEYOND 12N140W. SCATTERED MODERATE FROM 04N TO 13N BETWEEN 95W 
AND 105W...AND FROM 08N TO 14N BETWEEN 108W AND 114W.

$$
.FORECASTER RAMOS. NATIONAL HURRICANE CENTER.