959 
FZPN03 KNHC 242130
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
2230 UTC MON SEP 24 2018

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 MON SEP 24.
24 HOUR FORECAST VALID 1800 UTC TUE SEP 25.
48 HOUR FORECAST VALID 1800 UTC WED SEP 26.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR 14N105W 1008 MB.
WITHIN 180 NM E SEMICIRCLE WINDS 20 TO 25 KT. SEAS TO 8 FT. 
ELSEWHERE FROM 06N TO 10N BETWEEN 101W AND 117W WINDS 20 KT OR 
LESS. SEAS 8 TO 9 FT IN SW SWELL.
.24 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR 
15N107W 1007 MB. WITHIN 150 NM NE QUADRANT WINDS 20 TO 25 KT. 
SEAS TO 8 FT...BUILDING TO 10 FT. ELSEWHERE FROM 09N TO 13N 
BETWEEN 103W AND 112W WINDS 20 KT OR LESS. SEAS TO 8 FT IN SW 
SWELL.
.48 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR 
15N110W 1006 MB. WITHIN 135 NM NW SEMICIRCLE AND 90 NM SE 
SEMICIRCLE WINDS 20 TO 30 KT. SEAS 8 TO 12 FT.

.12 HOUR FORECAST N OF 15N BETWEEN 94W AND 96W NE WINDS 20 TO 25 
KT. SEAS LESS THAN 8 FT. 
.24 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.
.48 HOUR FORECAST LITTLE CHANGE.  

.06 HOUR FORECAST WITHIN 30 NM OF LINE FROM 11N86W TO 
11N88W...INCLUDING THE GULF OF PAPAGAYO...WINDS 20 TO 25 KT. 
SEAS LESS THAN 8 FT.
.24 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.
.48 HOUR FORECAST LOW PRES NEAR 10N90W. WITHIN 120 NM N 
SEMICIRCLE WINDS 20 TO 25 KT. SEAS TO 8 FT.

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

CONVECTION VALID AT 2115 UTC MON SEP 24...

.LOW PRES NEAR 14N105W...NUMEROUS MODERATE ISOLATED STRONG 
WITHIN 120 NM NW SEMICIRCLE OF LOW. SCATTERED MODERATE ELSWHERE 
FROM 09N TO 18N BETWEEN 99W AND 110W.

.TROPICAL WAVE ALONG 97W...ISOLATED MODERATE FROM 05N TO 12N 
BETWEEN 92W AND 100W.  

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 10N85W TO 10N100W TO LOW PRES 14N105W TO 
11N110W TO 11N125W TO 10N136W. NUMEROUS MODERATE ISOLATED STRONG 
GULF OF PANAMA AND FROM 06N TO 09N BETWEEN 85W AND 91W. 
SCATTERED MODERATE ELSEWHERE FROM 07N TO 14N BETWEEN 113W AND 
130W AND FROM 07N TO 18N W OF 130W. 

$$
.FORECASTER RAMOS. NATIONAL HURRICANE CENTER.