974 
FZPN03 KNHC 291612
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1630 UTC THU JUL 29 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1200 UTC THU JUL 29.
24 HOUR FORECAST VALID 1200 UTC FRI JUL 30.
48 HOUR FORECAST VALID 1200 UTC SAT JUL 31.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.WITHIN 13N96W TO 14N97W TO 16N96W TO 16N94W TO
13N96W...INCLUDING THE GULF OF TEHUANTEPEC... NE WINDS 20 TO 30
KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST WITHIN 15N95W TO 14N96W TO 14N98W TO 15N99W TO
16N94W TO 15N95W...INCLUDING THE GULF OF TEHUANTEPEC... NE WINDS
20 TO 30 KT. SEAS LESS THAN 8 FT.
.48 HOUR FORECAST WITHIN 14N95W TO 14N97W TO 16N96W TO 16N94W TO
14N95W...INCLUDING THE GULF OF TEHUANTEPEC... N TO NE WINDS 20
TO 25 KT. SEAS LESS THAN 8 FT.

.WITHIN 10N86W TO 10N88W TO 10N89W TO 12N88W TO 12N86W TO
10N86W...INCLUDING THE GULF OF PAPAGAYO... NE TO E WINDS 20 TO
25 KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST LITTLE CHANGE.
.36 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 8 FT.

.LOW PRESSURE NEAR 14N122W 1007 MB. WITHIN 15N121W TO 14N121W TO
15N123W TO 17N123W TO 17N121W TO 15N121W E WINDS 20 TO 25 KT. 
SEAS 8 FT.
.24 HOUR FORECAST LOW PRESSURE...POSSIBLE TROPICAL CYCLONE...NEAR
14N126W 1006 MB. WITHIN 14N125W TO 14N129W TO 16N129W TO 16N125W
TO 16N124W TO 14N125W NE TO E WINDS 20 TO 25 KT. SEAS 8 TO 10 
FT. ELSEWHERE WITHIN 09N126W TO 08N129W TO 10N129W TO 12N126W TO 
12N125W TO 09N126W WINDS 20 KT OR LESS. SEAS 8 FT IN SE SWELL.
.48 HOUR FORECAST LOW PRESSURE...POSSIBLE TROPICAL CYCLONE...NEAR
13N129W 1005 MB. WITHIN 13N127W TO 12N129W TO 13N132W TO 16N131W
TO 17N127W TO 13N127W NE TO E WINDS 20 TO 30 KT. SEAS 8 TO 10 
FT.

.WITHIN 09N134W TO 09N140W TO 14N140W TO 12N135W TO 09N134W
WINDS 20 KT OR LESS. SEAS 8 FT IN SE TO S SWELL.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST LITTLE CHANGE.

.WITHIN 03.4S102W TO 03.4S120W TO 01S120W TO 01S113W TO 01S107W
TO 03.4S102W WINDS 20 KT OR LESS. SEAS 8 FT IN S SWELL.
.24 HOUR FORECAST WITHIN 03.4S98W TO 03.4S120W TO 00N121W TO
00N110W TO 03.4S98W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN SE
TO S SWELL.
.48 HOUR FORECAST WITHIN 03.4S93W TO 03.4S120W TO 00N120W TO
04N110W TO 03N104W TO 03.4S93W WINDS 20 KT OR LESS. SEAS 8 TO 10
FT IN SE TO S SWELL.

.06 HOUR FORECAST LOW PRESSURE NEAR 12N108W 1007 MB. WITHIN 
09N107W TO 09N109W TO 11N109W TO 11N106W TO 09N107W S TO SW WINDS
20 TO 25 KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST LOW PRESSURE...POSSIBLE TROPICAL CYCLONE...
NEAR 12N111W 1006 MB. WITHIN 10N110W TO 10N112W TO 13N112W TO 
13N111W TO 12N109W TO 10N110W S TO SW WINDS 20 TO 25 KT. SEAS TO 
8 FT. 
.48 HOUR FORECAST LOW PRESSURE...POSSIBLE TROPICAL CYCLONE...NEAR
13N116W 1006 MB. WITHIN 11N111W TO 10N111W TO 09N116W TO 15N117W
TO 15N113W TO 11N111W S TO SW WINDS 20 TO 30 KT. SEAS 8 TO 10 FT.

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

CONVECTION VALID AT 1500 UTC THU JUL 29...

LOW PRESSURE NEAR 14N122W 1007 MB...NUMEROUS MODERATE TO ISOLATED
STRONG CONVECTION WITHIN 90 TO 210 NM IN THE SOUTHEAST QUADRANT
OF THE LOW.

LOW PRESSURE NEAR 12N107W 1007...NUMEROUS MODERATE TO ISOLATED
STRONG CONVECTION WITHIN 120 NM IN THE SOUTH QUADRANT OF THE LOW.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 07N78W TO A 1007 MB LOW PRESSURE NEAR 
12N107W TO 10N114W TO ANOTHER 1007 MB LOW PRESSURE NEAR 14N122W 
AND TO 10N130W TO BEYOND 10N140W. SCATTERED MODERATE FROM 06N TO 
08N E OF 81W. SCATTERED MODERATE TO ISOLATED STRONG FROM 09N TO 
13N BETWEEN 92W AND 97W. SCATTERED MODERATE FROM 09N TO 12N 
BETWEEN 123W AND 126W. SCATTERED MODERATE TO ISOLATED STRONG FROM
08N TO 10N BETWEEN 127W AND 131W. SCATTERED MODERATE TO ISOLATED
STRONG FROM 08N TO 10N BETWEEN 138W AND 140W. 

$$
.FORECASTER CHRISTENSEN. NATIONAL HURRICANE CENTER.