000
FZPN03 KNHC 200410
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
0430 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0000 UTC THU JUL 20.
24 HOUR FORECAST VALID 0000 UTC FRI JUL 21.
48 HOUR FORECAST VALID 0000 UTC SAT JUL 22.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.LOW PRES NEAR 13N117W 1007 MB. WITHIN 15N111W TO 16N113W TO 
15N117W TO 13N117W TO 10N113W TO 11N111W TO 15N111W E TO SE WINDS
20 TO 30 KT. SEAS 8 TO 10 FT. 
.24 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR
14N119W 1007 MB. WITHIN 16N115W TO 18N120W TO 17N122W TO 14N121W
TO 12N118W TO 13N116W TO 16N115W E WINDS 20 TO 30 KT. SEAS 8 TO 
10 FT. 
.48 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR
15N123W 1006 MB. WITHIN 19N121W TO 19N125W TO 18N126W TO 15N125W
TO 14N123W TO 16N119W TO 19N121W NE TO E WINDS 20 TO 30 KT. SEAS
8 TO 10 FT.

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

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

.09 HOUR FORECAST WITHIN 31N113W TO 32N115W TO 30N114W TO
28N113W TO 29N112W TO 31N113W...INCLUDING THE GULF OF
CALIFORNIA...S WINDS 20 TO 30 KT. SEAS LESS THAN 8 FT. 
.24 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS 
LESS THAN 8 FT. 
.30 HOUR FORECAST WITHIN 29N112W TO 31N113W TO 32N115W TO 
30N115W TO 27N112W TO 27N111W TO 29N112W...INCLUDING THE GULF OF 
CALIFORNIA...SE TO S WINDS 20 TO 30 KT. SEAS LESS THAN 8 FT. 
.36 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS 
LESS THAN 8 FT.

.39 HOUR FORECAST WITHIN 13N137W TO 14N140W TO 11N140W TO
10N138W TO 13N137W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN NE TO
E SWELL.
.48 HOUR FORECAST WITHIN 12N139W TO 12N140W TO 10N140W TO
10N139W TO 11N139W TO 12N139W WINDS 20 KT OR LESS. SEAS 8 TO 10
FT IN NE TO E SWELL.

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

CONVECTION VALID AT 0350 UTC THU JUL 20...

TROPICAL WAVE NEAR 100W...SCATTERED MODERATE FROM 03N TO 13N 
BETWEEN 92W AND 104W.

TROPICAL WAVE NEAR 116W...SCATTERED MODERATE ISOLATED STRONG FROM
09N TO 16N BETWEEN 110W AND 119W. 

TROPICAL WAVE NEAR 139W...SCATTERED MODERATE FROM 04N TO 12N W 
OF 130W.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 09N84W TO 07N100W TO 12N117W TO 10N122W. 
ITCZ FROM 10N122W TO 09N136W. SCATTERED MODERATE FROM 06N TO 13N
BETWEEN 120W AND 130W.

$$
.FORECASTER RAMOS. NATIONAL HURRICANE CENTER.