000
FZPN03 KNHC 112120
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
2230 UTC FRI AUG 11 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 FRI AUG 11.
24 HOUR FORECAST VALID 1800 UTC SAT AUG 12.
48 HOUR FORECAST VALID 1800 UTC SUN AUG 13.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.LOW PRES NEAR 13N109W 1009 MB. WITHIN 90 NM N SEMICIRCLE WINDS 
20 TO 25 KT. SEAS BUILDING TO 8 FT. 
.24 HOUR FORECAST LOW PRES NEAR 15N112W 1008 MB. WITHIN 90 NM N 
SEMICIRCLE WINDS 20 TO 25 KT. SEAS TO 8 FT.
.48 FORECAST LOW PRES NEAR 16N115W 1008 MB. WITHIN 90 NM N 
SEMICIRCLE WINDS 20 TO 25 KT. SEAS 8 TO 9 FT.

.24 HOUR FORECAST LOW PRES NEAR 10N134W 1009MB. WITHIN 180 NM NE 
QUADRANT WINDS 20 TO 25 KT. SEAS 8 TO 9 FT.
.48 HOUR FORECAST LOW PRES NEAR 12N138W 1008 MB. WITHIN 180 NM N 
SEMICIRCLE WINDS 20 TO 25 KT. SEAS 8 TO 10 FT.

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

CONVECTION VALID AT 2100 UTC FRI AUG 11... 

.LOW PRES NEAR 13N109W...SCATTERED MODERATE ISOLATED STRONG 
CONVECTION FROM 09N TO 15N BETWEEN 106W AND 111W.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
THE MONSOON TROUGH AXIS EXTENDS FROM NORTHWEST COLOMBIA TO 
ACROSS PANAMA AND SOUTHERN COSTA RICA TO A 1009 MB LOW PRESSURE 
LOCATED NEAR 13N109W TO 08N120W TO 10N130W TO 08N135W. THE ITCZ 
EXTENDS FROM 08N135W TO BEYOND 07N140W. SCATTERED MODERATE TO 
ISOLATED STRONG CONVECTION IS NOTED FROM 03N TO 14N E OF 100W TO 
THE COAST OF COLOMBIA...FROM 08N TO 16N BETWEEN 105W AND 112W... 
FROM 04N TO 10N BETWEEN 115W AND 120W...AND FROM 06N TO 13N W OF 
120W.

$$
.FORECASTER GR. NATIONAL HURRICANE CENTER.