000
FZPN03 KNHC 211611
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1630 UTC FRI JUL 21 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 FRI JUL 21.
24 HOUR FORECAST VALID 1200 UTC SAT JUL 22.
48 HOUR FORECAST VALID 1200 UTC SUN JUL 23.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.TROPICAL DEPRESSION FOUR-E NEAR 15.2N 123.6W 1006 MB AT 1500
UTC JUL 21 MOVING WNW OR 300 DEG AT 11 KT. MAXIMUM SUSTAINED
WINDS 30 KT GUSTS 40 KT. WITHIN 17N120W TO 18N123W TO 15N124W TO
13N121W TO 15N118W TO 17N120W WINDS 20 TO 30 KT. SEAS 8 TO 10 FT
.24 HOUR FORECAST TROPICAL DEPRESSION FOUR-E NEAR 16.5N 127.6W. 
MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT. WITHIN 18N124W TO 
19N125W TO 19N128W TO 17N129W TO 16N127W TO 16N124W TO 18N124W 
WINDS 20 TO 30 KT. SEAS 8 TO 10 FT.
.36 HOUR FORECAST POST-TROPICAL REMNANT LOW FOUR-E NEAR 16.8N 
129.7W. MAXIMUM SUSTAINED WINDS 25 KT GUSTS 35 KT.
.48 HOUR FORECAST POST-TROPICAL REMNANT LOW FOUR-E NEAR 17.0N 
131.7W. MAXIMUM SUSTAINED WINDS 20 KT GUSTS 30 KT. OVER FORECAST 
WATERS WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.
.60 HOUR FORECAST...DISSIPATED.

FORECAST WINDS IN AND NEAR ACTIVE TROPICAL CYCLONES SHOULD BE
USED WITH CAUTION DUE TO UNCERTAINTY IN FORECAST TRACK...SIZE
AND INTENSITY.

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

.WITHIN 11N86W TO 12N87W TO 10N89W TO 10N87W TO 10N86W TO
11N86W...INCLUDING THE GULF OF PAPAGAYO...NE TO E WINDS 20 TO
25 KT. SEAS LESS THAN 8 FT.
.06 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 8 FT.
.24 HOUR FORECAST LITTLE CHANGE.
.39 HOUR FORECAST WITHIN 11N86W TO 12N87W TO 12N88W TO 11N88W TO
10N87W TO 11N86W...INCLUDING THE GULF OF PAPAGAYO...NE TO E
WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.48 HOUR FORECAST CONDITIONS IMPROVE. 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 1530 UTC FRI JUL 21...

.TROPICAL DEPRESSION FOUR-E...NUMEROUS MODERATE AND SCATTERED 
STRONG WITHIN 240 NM IN THE NE SEMICIRCLE.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 09N84W TO 08N88W. ITCZ FROM 08N88W TO 
13N120W...THEN RESUMES W OF T.D. FOUR-E NEAR 12N130W TO BEYOND 
08N140W. SCATTERED MODERATE FROM 02N TO 08N AND E OF 90W.

$$
.FORECASTER ERA. NATIONAL HURRICANE CENTER.