000
FZPN03 KNHC 271614
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1630 UTC FRI SEP 27 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1200 UTC FRI SEP 27.
24 HOUR FORECAST VALID 1200 UTC SAT SEP 28.
48 HOUR FORECAST VALID 1200 UTC SUN SEP 29.

.WARNINGS.

...TROPICAL STORM WARNING...
.TROPICAL STORM JOHN NEAR 18.1N 103.0W 993 MB AT 1500 UTC SEP 27
MOVING NNW OR 330 DEG AT 3 KT. MAXIMUM SUSTAINED WINDS 50 KT
GUSTS 60 KT. TROPICAL STORM FORCE WINDS WITHIN 40 NM N
SEMICIRCLE...140 NM SE QUADRANT AND 60 NM SW QUADRANT.  SEAS 12
FT OR GREATER WITHIN 0 NM N SEMICIRCLE AND 330 NM S SEMICIRCLE
WITH SEAS TO 14 FT. ELSEWHERE WITHIN 15N94W TO 16N104W TO 
20N106W TO 17N110W TO 10N113W TO 10N103W TO 15N94W...INCLUDING 
NEAR CABO CORRIENTES AND THE GULF OF TEHUANTEPEC...SW TO W WINDS
20 TO 33 KT. SEAS 8 TO 12 FT.
.24 HOUR FORECAST POST-TROPICAL REMNANT LOW JOHN NEAR 19.4N 
105.1W. MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT. WITHIN 
20N105.5W TO 20N106W TO 19.5N106W TO 19.5N105W TO 
20N105.5W...INCLUDING NEAR CABO CORRIENTES...NE WINDS 20 TO 25 
KT. SEAS TO 8 TO 10 FT. 
.48 HOUR FORECAST POST-TROPICAL REMNANT LOW JOHN NEAR 20.4N 
108.3W. MAXIMUM SUSTAINED WINDS 25 KT GUSTS 35 KT. WITHIN 13N102W
TO 13N105W TO 11N112W TO 08N114W TO 08N103W TO 10N100W TO 
13N102W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN NW SWELL.

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.

.WITHIN 30N116W TO 29N116W TO 28N115W TO 29N114W TO
30N116W...INCLUDING SEBASTIAN VIZCAINO BAY... NW WINDS 20 TO 25
KT. SEAS LESS THAN 8 FT.
.12 HOUR FORECAST WITHIN 27N114W TO 29N114W TO 30N117W TO
26N116W TO 24N115W TO 25N113W TO 27N114W...INCLUDING SEBASTIAN
VIZCAINO BAY AND WITHIN 60 NM OF SHORE...NW 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. 
.36 HOUR FORECAST WITHIN 30N116W TO 30N117W TO 29N116W TO 
28N115W TO 29N114W TO 30N116W...INCLUDING SEBASTIAN VIZCAINO 
BAY...NW WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. 
.42 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 1550 UTC FRI SEP 27...

.TROPICAL STORM JOHN...SCATTERED TO NUMEROUS MODERATE TO STRONG FROM
13N TO 19N BETWEEN 97W AND 106W..

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
THE MONSOON TROUGH EXTENDS FROM 13N87W TO 14N92W THEN RESUMES
FROM 14N109W TO 13N130W AND THEN BEYOND 10N140W. SCATTERED 
MODERATE FROM 03N TO 13N E OF 92W...AND FROM 09N TO 14N BETWEEN 
120W AND 135W. 

$$
.FORECASTER RAMOS. NATIONAL HURRICANE CENTER.