265 
FZPN03 KNHC 201442
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1630 UTC THU JUL 20 2023

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 THU JUL 20.
24 HOUR FORECAST VALID 1200 UTC FRI JUL 21.
48 HOUR FORECAST VALID 1200 UTC SAT JUL 22.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.LOW PRES NEAR 13N119.5W 1007 MB. WITHIN 15N117W TO 16N118W TO 
15N120W TO 14N120W TO 13N120W TO 13N118W TO 15N117W WINDS 20 TO 
25 KT. SEAS 10 TO 12 FT. ELSEWHERE WITHIN 17N116W TO 16N121W TO 
12N120W TO 14N118W TO 12N117W TO 14N114W TO 17N116W WINDS 20 KT 
OR LESS. SEAS 8 TO 10 FT IN MIXED SWELL.
.24 HOUR FORECAST LOW PRES NEAR 14N123W 1007 MB. WITHIN 16N122W 
TO 16N123W TO 15N123W TO 15N122W TO 16N122W WINDS 20 TO 25 KT. 
SEAS 9 TO 10 FT. WITHIN 17N120W TO 17N123W TO 15N124W TO 14N121W 
TO 15N119W TO 17N120W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN
MIXED SWELL.
.48 HOUR FORECAST WITHIN 18N125W TO 18N126W TO 18N129W TO 
17N129W TO 16N129W TO 16N125W TO 18N125W WINDS 20 KT OR LESS. 
SEAS 8 TO 9 FT IN MIXED SWELL.

.WITHIN 13N131W TO 14N135W TO 13N140W TO 09N140W TO 11N131W TO
13N131W WINDS 20 KT OR LESS. SEAS 8 FT IN NE SWELL.
.24 HOUR FORECAST WITHIN 13N134W TO 14N137W TO 14N140W TO 
10N140W TO 10N137W TO 11N135W TO 13N134W NE TO E WINDS 20 TO 25 
KT. SEAS 8 TO 9 FT IN NE SWELL.
.48 HOUR FORECAST WITHIN 12N138W TO 13N140W TO 10N140W TO 
10N139W TO 11N138W TO 12N138W WINDS 20 KT OR LESS. SEAS 8 FT IN
NE SWELL.

.WITHIN 11N86W TO 12N87W TO 11N89W TO 09N88W TO 09N87W TO 10N85W
TO 11N86W...INCLUDING THE GULF OF PAPAGAYO... NE WINDS 20 TO 25
KT. SEAS 8 FT.
.24 HOUR FORECAST WITHIN 11N86W TO 12N86W TO 11N88W TO 10N88W TO
09N87W TO 09N85W TO 11N86W...INCLUDING THE GULF OF PAPAGAYO... 
NE TO E WINDS 20 TO 25 KT. SEAS 8 FT.
.30 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS 
LESS THAN 8 FT.

.WITHIN 16N93W TO 16N95W TO 16N96W TO 13N96W TO 14N94W TO 15N93W
TO 16N93W...INCLUDING THE GULF OF TEHUANTEPEC... N WINDS 20 TO
30 KT. SEAS 8 FT.
.24 HOUR FORECAST WITHIN 16N94W TO 16N95W TO 15N96W TO 13N96W TO
13N94W TO 15N94W TO 16N94W...INCLUDING THE GULF OF 
TEHUANTEPEC... N WINDS 20 TO 30 KT. SEAS 8 FT.
.48 HOUR FORECAST CONDITIONS APPROVE. 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 1430 UTC THU JUL 20...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 09N84W TO 07N98W TO 07N110W TO 13N119W TO 
10N122W. ITCZ FROM 10N122W TO 09N140W. SCATTERED MODERATE 
FROM 02N TO 08N BETWEEN 78W AND 110W, AND FROM 03N TO 10N 
BETWEEN 100W AND 106W. SCATTERED MODERATE ISOLATED STRONG 
FROM 06N TO 15N BETWEEN 113W AND 120W...AND FROM 07N TO 15N 
BETWEEN 125W AND 140W.

$$
.FORECASTER AL. NATIONAL HURRICANE CENTER.