000
FZPN03 KNHC 201531
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL 
1630 UTC WED FEB 20 2019

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1200 UTC WED FEB 20.
24 HOUR FORECAST VALID 1200 UTC THU FEB 21.
48 HOUR FORECAST VALID 1200 UTC FRI FEB 22.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.FROM 10N TO 26N W OF 135W NE TO E WINDS 20 TO 25 KT. SEAS 9 T O 
11 FT IN MIXED NE AND NW SWELL. ELSEWHERE W OF LINE FROM 30N120W 
TO 20N110W TO 05N103W TO 03.4S105W WINDS 20 KT OR LESS. SEAS 8 
TO 11 FT PRIMARILY IN NW SWELL.
.24 HOUR FORECAST W OF LINE FROM 26N140W TO 15N114W TO 06N127W 
TO 05N40W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN MIXED NE AND NW 
SWELL.
.48 HOUR FORECAST W OF LINE FROM 20N140W TO 12N113W TO 06N140W 
WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN MIXED NE AND NW SWELL.

.FROM 10N TO 12N E OF 89W...INCLUDING GULF OF PAPAGAYO... NE 
TO E WINDS 20 TO 25 KT. SEAS TO 8 FT. 
.24 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.
.48 HOUR FORECAST FROM 10N TO 11N E OF 87W...INCLUDING GULF OF 
PAPAGAYO...NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.

.18 HOUR FORECAST COLD FRONT FROM 31N117W TO 29N120W TO 30N125W.
N OF FRONT W TO NW WINDS 20 TO 25 KT. SEAS 8 TO 9 FT. 
.24 HOUR FORECAST COLD FRONT FROM 30N115W TO 27N120W TO 30N130W. 
N OF FRONT W TO NW WINDS 20 TO 30 KT. SEAS 8 TO 11 FT. 
.48 HOUR FORECAST COLD FRONT FROM 30N114.5W TO 24N120W. N OF 
FRONT NW TO N WINDS 20 TO 25 KT. SEAS 9 TO 13 FT IN NW SWELL. 
ELSEWHERE N OF LINE FROM 29N115W TO 24N114W TO 24N126W TO 
30N134W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN NW SWELL. 

.18 HOUR FORECAST COLD FRONT APPROACHING FROM THE NW. GULF OF 
CALIFORNIA FROM 29.5N TO 30.5N SW TO W WINDS 20 TO 25 KT. SEAS 
LESS THAN 8 FT.
.24 HOUR FORECAST COLD FRONT APPROACHING FROM THE NW. GULF OF 
CALIFORNIA N OF 29.5N SW TO W WINDS 20 TO 30 KT. SEAS TO 8 
FT. 
.36 HOUR FORECAST GULF OF CALIFORNIA COLD FRONT FROM 32N114.5W 
TO 30N115.5W. SE OF FRONT TO 29.5W SW TO W WINDS 20 TO 30 KT. 
SEAS TO 9 FT.
.48 HOUR FORECAST GULF OF CALIFORNIA COLD FRONT FROM 32N112W TO 
29N114.5W. SE OF FRONT TO 29.5W SW WINDS 20 TO 25 KT. SEAS 
LESS THAN 8 FT. 

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

CONVECTION VALID AT 1500 UTC WED FEB 20...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
A WEAK SURFACE TROUGH EXTENDS FROM 06N77W TO 03N90W TO 03N112W. 
THE ITCZ CONTINUES FROM 03N112W TO 01N140W. ISOLATED MODERATE 
IS WITHIN ABOUT 210 NM N OF TROUGH BETWEEN 98W AND 110W. 

$$
.FORECASTER GR. NATIONAL HURRICANE CENTER.