000
FZPN03 KNHC 122146
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
2230 UTC SAT AUG 12 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1800 UTC SAT AUG 12.
24 HOUR FORECAST VALID 1800 UTC SUN AUG 13.
48 HOUR FORECAST VALID 1800 UTC MON AUG 14.

.WARNINGS.

...HURRICANE WARNING...
.TROPICAL DEPRESSION SEVEN-E NEAR 14.9N 113.2W 1007 MB AT 2100
UTC AUG 12 MOVING WNW OR 295 DEG AT 9 KT. MAXIMUM SUSTAINED
WINDS 30 KT GUSTS 40 KT. WITHIN 16N110W TO 17N111W TO 17N114W 
TO 15N114W TO 14N112W TO 15N110W TO 16N110W WINDS 20 TO 30 KT. 
SEAS 8 TO 9 FT.
.12 HOUR FORECAST TROPICAL STORM SEVEN-E NEAR 15.2N 114.2W.
MAXIMUM SUSTAINED WINDS 40 KT GUSTS 50 KT.
.24 HOUR FORECAST TROPICAL STORM SEVEN-E NEAR 15.5N 115.9W.
MAXIMUM SUSTAINED WINDS 50 KT GUSTS 60 KT. TROPICAL STORM FORCE
WINDS WITHIN 40 NM N SEMICIRCLE AND 30 NM S SEMICIRCLE. SEAS TO 12
FT WITHIN AREA OF TROPICAL STORM WINDS. ELSEWHERE WITHIN 17N115W TO 
17N118W TO 15N118W TO 14N116W TO 15N115W TO 17N115W WINDS 20 TO 
33 KT. SEAS 8 TO 11 FT.
.48 HOUR FORECAST HURRICANE SEVEN-E NEAR 16.1N 119.2W. MAXIMUM
SUSTAINED WINDS 75 KT GUSTS 90 KT. TROPICAL STORM FORCE WINDS
WITHIN 60 NM N SEMICIRCLE AND 40 NM S SEMICIRCLE. SEAS 12 FT OR
GREATER WITHIN 90 NM N SEMICIRCLE AND 60 NM S SEMICIRCLE WITH 
SEAS TO 14 FT. ELSEWHERE WITHIN 17N118W TO 18N121W TO 16N122W TO
15N122W TO 13N119W TO 15N118W TO 17N118W WINDS 20 TO 33 KT.
SEAS 8 TO 12 FT.
.72 HOUR FORECAST HURRICANE SEVEN-E NEAR 17.1N 122.8W. MAXIMUM
SUSTAINED WINDS 70 KT GUSTS 85 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST TROPICAL STORM SEVEN-E NEAR 17.6N 127.7W.
MAXIMUM SUSTAINED WINDS 50 KT GUSTS 60 KT.
.120 HOUR FORECAST TROPICAL STORM SEVEN-E NEAR 17.8N 133.1W.
MAXIMUM SUSTAINED WINDS 35 KT GUSTS 45 KT.

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

.SYNOPSIS AND FORECAST.

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

.18 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR
11N137W 1008 MB. WITHIN 14N136W TO 15N137W TO 14N138W TO 12N138W
TO 11N136W TO 11N134W TO 14N136W WINDS 20 TO 25 KT. SEAS 8 FT.
.24 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR
11N138W 1007 MB. WITHIN 14N134W TO 15N136W TO 15N140W TO 12N139W
TO 11N136W TO 14N134W WINDS 20 TO 30 KT. SEAS 8 TO 9 FT.
.48 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...E OF
AREA. OVER FORECAST WATERS WITHIN 15N138W TO 16N140W TO 12N140W 
TO 12N139W TO 13N138W TO 15N138W E TO SE WINDS 20 TO 25 KT. SEAS 
8 TO 11 FT.

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

CONVECTION VALID AT 2130 UTC SAT AUG 12...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 09N84W TO 10N102W...THEN RESUMES NEAR 13N115W TO 
07N140W. SCATTERED MODERATE FROM 03N TO 11N AND E OF 104W...AND FROM 
04N TO 17N BETWEEN 109W AND 140W.

$$
.FORECASTER ERA. NATIONAL HURRICANE CENTER.