809 
FZPN03 KNHC 190904
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1030 UTC THU JAN 19 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0600 UTC THU JAN 19.
24 HOUR FORECAST VALID 0600 UTC FRI JAN 20.
48 HOUR FORECAST VALID 0600 UTC SAT JAN 21.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.N OF 15N W OF 110W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN NW 
SWELL. FROM 07N TO 15N W OF 115W WINDS 20 KT OR LESS. SEAS 8 FT 
IN NW SWELL. 
.24 HOUR FORECAST N OF 10N W OF 112W...EXCEPT N OF 25N W OF 130W 
WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN NW SWELL. FROM 07N TO 10N 
W OF 134W WINDS 20 KT OR LESS. SEAS 8 FT IN NW SWELL.
.48 HOUR FORECAST FROM 06N TO 22N W OF 130W...AND FROM 06N TO 
18N BETWEEN 120W AND 130W NE TO E WINDS 20 TO 25 KT. SEAS 8 TO 9 
FT. ELSEWHERE FROM 05N TO 20N W OF 112W WINDS 20 KT OR LESS. 
SEAS 8 TO 9 FT PRIMARILY IN NW SWELL.

.42 HOUR FORECAST NW OF A LINE FROM 30N137W TO 26N140W WINDS 20 
KT OR LESS. SEAS 8 TO 9 FT IN NW SWELL.
.48 HOUR FORECAST NW OF A LINE FROM 30N135W TO 22N140W WINDS 20 
KT OR LESS. SEAS 8 TO 10 FT IN NW SWELL...HIGHEST NEAR 30N140W.

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

CONVECTION VALID AT 0900 UTC THU JAN 19...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...

THE MONSOON TROUGH AXIS EXTENDS FROM THE COSTA RICA/NICARAGUA 
BORDER NEAR 11N84W TO 1012 MB LOW PRESSURE LOCATED NEAR 06N106W 
TO 05N110W. THE ITCZ CONTINUES FROM 05N110W TO 06N130W TO 
06N140W. NO SIGNIFICANT CONVECTION.

$$
.FORECASTER GR. NATIONAL HURRICANE CENTER.