000
FZPN03 KNHC 112123
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
2230 UTC WED SEP 11 2024

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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.

THE NATIONAL WEATHER SERVICE IS ACCEPTING PUBLIC COMMENTS UNTIL
OCTOBER 16 2024 ON A PROPOSAL TO REPLACE FEET WITH METERS WHEN
DESCRIBING SEAS IN A VARIETY OF NATIONAL MARINE CENTER TEXT AND
GRAPHICAL PRODUCTS FOR THE HIGH SEAS AREAS ONLY.
TO LEARN MORE PLEASE VISIT (WEB ADDRESS LOWERCASE)
HTTPS://OCEAN.WEATHER.GOV/PROPOSED-METERS.PHP

SECURITE

E PACIFIC FROM THE EQUATOR TO 30N E OF 140W AND 03.4S TO THE
EQUATOR E OF 120W

SYNOPSIS VALID 1800 UTC WED SEP 11.
24 HOUR FORECAST VALID 1800 UTC THU SEP 12.
48 HOUR FORECAST VALID 1800 UTC FRI SEP 13.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.LOW PRES...EP93...NEAR 18N106W 1006 MB. WITHIN 180 NM SE 
SEMICIRCLE AND 120 NM NW SEMICIRCLE OF LOW CENTER WINDS 20 TO 30 
KT. SEAS 8 TO 9 FT. FROM 13N TO 15N BETWEEN 104W AND 109W SW TO 
W WINDS 20 TO 25 KT. SEAS 8 TO 9 FT. NUMEROUS SHOWERS AND TSTMS 
FROM 16N TO 20N BETWEEN 101W AND 111W AND FROM 13N TO 15N 
BETWEEN 111W AND 118W.
.06 HOUR FORECAST LOW PRES...EP93...POSSIBLE TROPICAL 
CYCLONE...NEAR 18N108W 1006 MB. WITHIN 180 NM E SEMICIRCLE AND 
120 NM W SEMICIRCLE OF LOW CENTER WINDS 20 TO 30 KT. SEAS 8 TO 
11 FT. ELSEWHERE FROM 15N TO 21N BETWEEN 103W AND 108W WINDS 20 
KT OR LESS. SEAS 8 TO 9 FT IN SW SWELL. FROM 11N TO 15N BETWEEN 
103W AND 115W WINDS 20 KT OR LESS. SEAS 8 FT IN SW SWELL.
.24 HOUR FORECAST LOW PRES...EP93...POSSIBLE TROPICAL 
CYCLONE...NEAR 19N109W 1004 MB. WITHIN 180 NM NE SEMICIRCLE AND 
120 NM SW SEMICIRCLE OF LOW CENTER WINDS 20 TO 30 KT. SEAS 8 TO 
12 FT. FROM 12N TO 17N BETWEEN 109W AND 115W SW TO W WINDS 20 TO 
25 KT. SEAS 8 TO 9 FT.
.48 HOUR FORECAST LOW PRES...EP3...POSSIBLE TROPICAL 
CYCLONE...NEAR 22N111W 1002 MB. WITHIN 180 NM E SEMICIRCLE AND 
150 NM W SEMICIRCLE OF LOW CENTER...INCLUDING THE SOUTHERN GULF 
OF CALIFORNIA WINDS 20 TO 30 KT. SEAS 8 TO 12 FT...HIGHEST FROM 
21N TO 23N BETWEEN 109W AND 111W. ELSEWHERE FROM 18N TO 25N 
BETWEEN 105W AND 113W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN 
MIXED SWELL.

.24 HOUR FORECAST N OF 29N BETWEEN 118W AND 121W WINDS 20 KT OR 
LESS. SEAS 8 TO 9 FT IN NW SWELL.
.36 HOUR FORECAST N OF 29N BETWEEN 118W AND 121W WINDS 20 KT OR 
LESS. SEAS TO 8 FT IN DECAYING NW SWELL.
.42 HOUR FORECAST 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 2115 UTC WED SEP 11...

.TROPICAL WAVE ALONG 106W FROM 10N TO 20N WITH LOW PRES NEAR 
18N106W 1006 MB...NUMEROUS MODERATE TO STRONG FROM 16N TO 20N 
BETWEEN 101W AND 111W AND FROM 13N TO 15N BETWEEN 111W AND 118W.
SCATTERED MODERATE WITHIN 120 NM W OF WAVE FROM 12N TO 14N.

.SCATTERED MODERATE FROM 05N TO 08N BETWEEN 86W AND 93W.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
THE MONSOON TROUGH EXTENDS FROM 12N86W TO 16N100W TO LOW PRES 
NEAR 18N106W 1006 MB TO 16N116W TO LOW PRES NEAR 13N124W 1008 MB 
TO 11N130W. THE ITCZ EXTENDS FROM 11N130W TO 10N140W. NUMEROUS 
MODERATE TO STRONG WITHIN 180 NM S OF THE TROUGH BETWEEN 77W AND 
86W. SCATTERED MODERATE ISOLATED STRONG WITHIN 60 NM S OF THE 
ITCZ BETWEEN 137W AND 140W.

$$
.FORECASTER AGUIRRE. NATIONAL HURRICANE CENTER.