000
FZPN03 KNHC 210246
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
0430 UTC WED JUL 21 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 WED JUL 21.
24 HOUR FORECAST VALID 0000 UTC THU JUL 22.
48 HOUR FORECAST VALID 0000 UTC FRI JUL 23.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.POST-TROPICAL CYCLONE FELICIA W OF AREA NEAR 14.9N 140.9W 1008 
MB AT 0300 UTC JUL 21 MOVING WSW OR 255 DEG AT 14 KT. MAXIMUM 
SUSTAINED WINDS 30 KT GUSTS 40 KT. SEAS 12 FT OR GREATER WITHIN 
60 NM N SEMICIRCLE AND 0 NM S SEMICIRCLE. OVER FORECAST WATERS 
WITHIN 14N139W TO 14N140W TO 19N140W TO 18N139W TO 17N138W TO 
14N139W WINDS 20 TO 30 KT. SEAS 9 TO 12 FT. ELSEWHERE WITHIN 
16N136W TO 14N140W TO 17N138W TO 20N139W TO 19N136W TO 16N136W 
WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN MIXED SWELL.
.24 HOUR FORECAST POST-TROPICAL REMNANT LOW FELICIA WELL W OF
AREA. OVER FORECAST WATERS CONDITIONS IMPROVE. WINDS 20 KT OR 
LESS. SEAS LESS THAN 8 FT.

.LOW PRES...REMNANTS OF GUILLERMO...NEAR 18.5N127.5W 1008 MB.
WITHIN 19N125W TO 16N127W TO 19N130W TO 21N130W TO 23N125W TO 
19N125W WINDS 20 TO 30 KT. SEAS 8 TO 11 FT.
.24 HOUR FORECAST LOW PRES DISSIPATED. WITHIN 17N133W TO 19N136W
TO 21N136W TO 23N133W TO 21N131W TO 17N133W NE WINDS 20 TO 25 
KT. SEAS 8 TO 10 FT.
.48 HOUR FORECAST WITHIN 19N134W TO 15N140W TO 23N140W TO 
24N138W TO 21N133W TO 19N134W WINDS 20 KT OR LESS. SEAS 8 TO 10 
FT IN MIXED SWELL.

.WITHIN 15N95W TO 15N96W TO 16N95W TO 15N95W...INCLUDING THE
GULF OF TEHUANTEPEC...N TO NE WINDS 20 TO 25 KT. SEAS LESS THAN 
8 FT.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST LITTLE CHANGE.

.WITHIN 11N86W TO 10N87W TO 10N90W TO 11N90W TO 12N88W TO
11N86W...INCLUDING THE GULF OF PAPAGAYO...E WINDS 20 TO 25 KT. 
SEAS LESS THAN 8 FT.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST WITHIN 09N87W TO 10N95W TO 11N94W TO 12N87W TO
11N86W TO 09N87W...INCLUDING THE GULF OF PAPAGAYO... NE TO E 
WINDS 20 TO 30 KT. SEAS TO 8 FT.

.WITHIN 06N128W TO 06N129W TO 07N129W TO 07N129W TO 07N127W TO
06N128W WINDS 20 KT OR LESS. SEAS 8 FT IN MIXED N AND S SWELL. 
.18 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS 
LESS THAN 8 FT.

.24 HOUR FORECAST WITHIN 03.4S103W TO 03.4S120W TO 02S120W TO
03S113W TO 03S104W TO 03.4S103W WINDS 20 KT OR LESS. SEAS 8 FT
IN S SWELL.
.48 HOUR FORECAST WITHIN 03.4S91W TO 03.4S120W TO 02S117W TO
01S102W TO 01S98W TO 03.4S91W WINDS 20 KT OR LESS. SEAS 8 TO 9
FT IN S TO SW SWELL.

.42 HOUR FORECAST WITHIN 30N120.5W TO 29.5N121W TO 29.5N122.5W
TO 30N123W TO 30N120.5W WINDS 20 KT OR LESS. SEAS 8 FT IN NW 
SWELL.
.48 HOUR FORECAST LITTLE CHANGE.

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

CONVECTION VALID AT 0100 UTC WED JUL 21...

.TROPICAL WAVE NEAR 89W N OF 03N...SCATTERED MODERATE FROM 03N 
TO 05N BETWEEN 83W AND 88W.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 10N74W TO 07N95W TO 12N122W TO 10N130W.
ITCZ FROM 10N130W TO 10N140W. SCATTERED MODERATE ISOLATED STRONG
WITHIN 180 NM S OF MONSOON TROUGH AND ITCZ BETWEEN 102W AND 
137W. SIMILAR CONVECTION WITHIN 300 NM N OF MONSOON TROUGH 
BETWEEN 102W AND 124W.

$$
.FORECASTER LEWITSKY. NATIONAL HURRICANE CENTER.