000
FZPN03 KNHC 172120
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL 
2230 UTC FRI FEB 17 2017

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 FEB 17.
24 HOUR FORECAST VALID 1800 UTC SAT FEB 18.
48 HOUR FORECAST VALID 1800 UTC SUN FEB 19.

.WARNINGS.

...GALE WARNING...
.COLD FRONT FROM 30N122W TO 23N130W TO 19N140W. N OF 25N W OF 
FRONT TO LINE FROM 30N138W TO 25N130W W TO NW WINDS 30 TO 40 KT. 
SEAS 18 TO 25 FT. ELSEWHERE W OF FRONT NW TO N WINDS 20 TO 30 
KT. SEAS 10 TO 18 FT. N OF 26N WITHIN 90 NM SE OF FRONT SW WINDS 
30 TO 35 KT. SEAS 12 TO 15 FT. ELSEWHERE N OF 23N E OF FRONT TO 
LINE FROM 30N116W TO 23N122W SW TO W WINDS 20 TO 30 KT. SEAS 9 
TO 12 FT. REMAINDER AREA W OF LINE FROM 30N116W TO 25N113W TO 
04N128W TO 03N140W WINDS 20 KT OR LESS. SEAS 8 TO 11 FT IN NW 
SWELL.
.12 HOUR FORECAST COLD FRONT FROM 30N116W TO 22N122W TO 18N140W. 
N OF 28N BETWEEN 122W AND 130W NW WINDS 30 TO 40 KT. SEAS 18 TO 
25 FT. ELSEWHERE W OF FRONT TO LINE FROM 30N136W TO 25N133W TO 
22N122W W TO NW WINDS 20 TO 30 KT. SEAS 12 TO 18 FT. REMAINDER 
OF AREA W OF FRONT WINDS 20 KT OR LESS. SEAS 10 TO 15 FT IN NW 
SWELL. N OF 27N WITHIN 90 NM SE OF FRONT SW WINDS 30 TO 35 KT. 
SEAS 11 TO 14 FT. ELSEWHERE N OF 22N E OF FRONT TO LINE FROM 
30N116W TO 22N118W SW TO W WINDS 20 TO 30 KT. SEAS 9 TO 11 FT. 
REMAINDER AREA W OF LINE FROM 30N116W TO 20N111W TO 04N130W TO 
03N140W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN NW SWELL.
.24 HOUR FORECAST COLD FRONT FROM 30N112W TO 25N112W TO 20N118W 
THEN DISSIPATING FRONT TO 17N130W. W OF FRONT TO A LINE FROM 
30N128W TO 24N125W TO 20N118W W TO NW WINDS 20 TO 30 KT. SEAS 12 
TO 21 FT. N OF 21N E OF FRONT TO A LINE FROM 24N110W TO 21N112W 
SW WINDS 20 TO 30 KT. SEAS 8 TO 11 FT. ELSEWHERE W OF 110W AND N 
OF A LINE FROM 20N110W TO 08N120W TO 05N140W WINDS 20 KT OR 
LESS. SEAS 8 TO 12 FT IN NW SWELL.
.48 HOUR FORECAST FRONT MOVED E OF AREA. N OF 17N BETWEEN 110W 
AND 125W WINDS 20 KT OR LESS. SEAS 11 TO 14 FT IN NW SWELL. 
REMAINDER OF AREA N OF 10N BETWEEN 110W AND 140W WINDS 20 KT OR 
LESS. SEAS 8 TO 11 FT IN NW SWELL.

...GALE WARNING...
.GULF OF CALIFORNIA N OF 30N S TO SW WINDS 20 TO 25 KT. SEAS 
LESS THAN 8 FT.
.06 HOUR FORECAST GULF OF CALIFORNIA N OF 30N S WINDS 25 TO 35 
KT. SEAS BUILDING TO 10 FT. ELSEWHERE N OF 27N S WINDS 20 TO 25 
KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST COLD FRONT FROM 30N112W TO 25N112W. GULF OF 
CALIFORNIA E OF FRONT S WINDS 20 TO 30 KT WITH FREQUENT GUSTS TO 
GALE FORCE. SEAS 8 FT. 
.48 HOUR FORECAST COLD FRONT MOVED E OF AREA. GULF OF CALIFORNIA 
N OF 27.5N AREAS OF SW TO W WINDS 20 TO 25 KT. SEAS LESS THAN 8 
FT. 

.SYNOPSIS AND FORECAST. 

.42 HOUR FORECAST COLD FRONT NW OF AREA. EXCEPT AS NOTED ABOVE 
WITH COLD FRONT...NW OF A LINE FROM 30N132W TO 27N140W SW WINDS 
20 TO 25 KT. SEAS 8 TO 11 FT.
.48 HOUR FORECAST COLD FRONT NW OF AREA. NW OF LINE FROM 30N130W 
TO 26N140W SW WINDS 20 TO 30 KT. SEAS 9 TO 14 FT.

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

CONVECTION VALID AT 2100 UTC FRI FEB 17...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH... 
THE ITCZ AND ASSOCIATED CONVECTION IS LOCATED S OF THE AREA. 

$$
.FORECASTER GR. NATIONAL HURRICANE CENTER.