000
FZPN03 KNHC 182151
HSFEP2

HIGH SEAS FORECAST 
NWS NATIONAL HURRICANE CENTER MIAMI FL 
2230 UTC FRI MAR 18 2016

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 MAR 18.
24 HOUR FORECAST VALID 1800 UTC SAT MAR 19.
48 HOUR FORECAST VALID 1800 UTC SUN MAR 20.

.WARNINGS.

...GALE WARNING...
.39 HOUR FORECAST WITHIN 30 NM EITHER SIDE OF LINE...INCLUDING
GULF OF TEHUANTEPEC...N WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.42 HOUR FORECAST WITHIN 45 NM EITHER SIDE OF LINE FROM 16N95W
TO 15N95W...INCLUDING GULF OF TEHUANTEPEC...N WINDS 20 TO 30 KT.
SEAS TO 9 FT.
.48 HOUR FORECAST WITHIN 45 NM EITHER SIDE OF LINE FROM 16N95W
TO 15N95W...INCLUDING GULF OF TEHUANTEPEC...N WINDS 30 TO 35 KT.
SEAS 8 TO 10 FT. ELSEWHERE WITHIN 60 NM EITHER SIDE OF LINE FROM
16N95W TO 14.5N95W TO 14N96W N TO NE WINDS 20 TO 30 KT. SEAS TO
9 FT.

.SYNOPSIS AND FORECAST.

.WEAKENING COLD FRONT FROM 30N133W TO 26N140W. NW OF FRONT WINDS
20 KT OR LESS. SEAS 8 TO 12 FT IN NW SWELL...EXCEPT 11 TO 13 FT
NW OF LINE FROM 30N127W TO 27N140W.
.24 HOUR FORECAST WEAKENING STATIONARY FRONT TO MERGE WITH PRE-
FRONTAL TROUGH FROM 30N136W TO 25N140W. NEW COLD FRONT TO
APPROACH FAR NW CORNER OF AREA. N OF 29N WITHIN 180 NM E OF
TROUGH S TO SW WINDS 20 TO 25 KT. SEAS 10 TO 11 FT. ELSEWHERE W
OF LINE FROM 30N121W TO 20N126W TO 06N140W WINDS 20 KT OR LESS.
SEAS 8 TO 10 FT IN NW SWELL.
.36 HOUR FORECAST COLD FRONT TO MERGE WITH TROUGH FROM 30N133W
TO 26N138W AND STATIONARY FRONT TO 24N140W. NW OF LINE FROM
30N119W TO 18N126W TO 12N130W TO 05N140W WINDS 20 KT OR LESS.
SEAS 8 TO 10 FT IN NW SWELL...EXCEPT 10 TO 12 FT FAR NW.
.48 HOUR FORECAST WEAKENING COLD FRONT FROM 30N130W TO 27N136W
AND STATIONARY FRONT TO 24N140W. NW OF FRONT WINDS 20 KT OR LESS.
SEAS 8 TO 12 FT IN NW SWELL...EXCEPT 12 TO 16 FT NW OF LINE FROM
30N136W TO 27N140W. SE OF FRONT TO LINE FROM 30N117W TO 15N124W
TO 10N126W TO 04N140W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT
PRIMARILY IN NW SWELL...EXCEPT 9 TO 10 FT IN MIXED NW AND NE
SWELL FROM 09N TO 15N W OF 136W.

.WITHIN 90 NM EITHER SIDE OF LINE FROM 09N124W TO 08N130W TO
07N140W WINDS 20 KT OR LESS. SEAS 8 FT IN MIXED NW AND NE SWELL.
S OF 01S BETWEEN 100W AND 109W WINDS 20 KT OR LESS. SEAS 8 FT IN
MIXED SW AND NW SWELL. 
.24 HOUR FORECAST S OF 02S BETWEEN 108W AND 118W WINDS 20 KT OR
LESS. SEAS TO 8 FT IN MIXED SW AND NW SWELL. 
.36 HOUR FORECAST S OF 02S BETWEEN 113W AND 120W WINDS 20 KT OR
LESS. SEAS TO 8 FT IN MIXED SW AND NW SWELL.
.48 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

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

CONVECTION VALID 2130 UTC FRI MAR 18...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...       

NORTHERN ITCZ EXTENDS FROM 07N96W TO 05N110W TO 05N125W TO
05N132W TO BEYOND 03N140W. SOUTHERN ITCZ EXTENDS FROM 02S106W TO
03.4S114W TO 03S120W. SCATTERED MODERATE WITHIN 60 NM OF
NORTHERN AXIS BETWEEN 132W AND 139W AND WITHIN 30 NM OF SAME
AXIS BETWEEN 115W AND 119W. SCATTERED MODERATE WITHIN 60 NM S OF
SOUTHERN AXIS BETWEEN 106W AND 110W.

$$
.FORECASTER AGUIRRE. NATIONAL HURRICANE CENTER.