000
FZPN03 KNHC 101518
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1630 UTC SAT MAR 10 2018

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 SAT MAR 10.
24 HOUR FORECAST VALID 1200 UTC SUN MAR 11.
48 HOUR FORECAST VALID 1200 UTC MON MAR 12.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.COLD FRONT FROM 30N127W TO 29N128W TO 28N132W. N OF 28N WITHIN 
60 NM SE OF FRONT S TO SW WINDS 20 TO 25 KT. SEAS TO 9 FT. N OF 
28N W OF FRONT TO 130W N TO NE WINDS 20 TO 25 KT. SEAS LESS THAN 
8 FT.
.12 HOUR FORECAST COLD FRONT FROM 30N126W TO 28N130W. CONDITIONS 
IMPROVE. WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.WITHIN 30 NM EITHER SIDE OF LINE FROM 11N86W TO 
10N88W...INCLUDING THE GULF OF PAPAGAYO...NE WINDS 20 TO 25 KT. 
SEAS TO 8 FT.
.06 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS 
LESS THAN 8 FT.
.18 HOUR FORECAST FROM 10.5N TO 11.5N E OF 87.5W...INCLUDING THE 
GULF OF PAPAGAYO...NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 8 
FT.
.24 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS 
LESS THAN 8 FT.

.FROM 06N TO 11N BETWEEN 126W AND 134W WINDS 20 KT OR LESS. SEAS 
8 TO 9 FT IN MIXED NW AND NE SWELL.
.24 HOUR FORECAST FROM 07N TO 10N BETWEEN 134W AND 138W WINDS 20 
KT OR LESS. SEAS 8 FT IN MIXED NW AND NE SWELL.
.36 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.30 HOUR FORECAST COLD FRONT APPROACH 30N140W. N OF 28N W OF 
138W SW WINDS 20 TO 25 KT. SEAS BUILDING TO 9 FT.
.36 HOUR FORECAST COLD FRONT FROM 30N138W TO 28N140W. WITHIN 75 
NM SE OF FRONT SW WINDS 20 TO 25 KT. SEAS 8 TO 10 FT. W OF FRONT 
WINDS 20 KT OR LESS. SEAS 10 TO 11 FT IN NW SWELL.
.48 HOUR FORECAST COLD FRONT FROM 30N133W TO 27N130W TO 25N140W. 
N OF 29N WITHIN 60 NM SE OF FRONT SW WINDS 20 TO 25 KT. SEAS 8 
TO 12 FT. N OF 29N AND W OF FRONT W WINDS 20 TO 25 KT. SEAS 10 
TO 15 FT IN NW SWELL...HIGHEST NW. ELSEWHERE W OF FRONT WINDS 20 
KT OR LESS. SEAS 8 TO 14 FT IN NW SWELL.

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

CONVECTION VALID AT 1445 UTC SAT MAR 10...

.COLD FRONT FROM 30N127W TO 29N128W TO 28N132W. SCATTERED 
MODERATE WITHIN 60 NM OF THE FRONT.

.TROUGH FROM 28N128W TO 24N135W TO BEYOND 18N140W. SCATTERED 
MODERATE WITHIN 60 NM OF TROUGH AXIS S OF 25N.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
ITCZ FROM 04N96W TO 02N118W TO 06N134W TO BEYOND 07N140W. 
SCATTERED MODERATE ISOLATED STRONG FROM 06N TO 10N W OF 134W.

$$
.FORECASTER MCELROY. NATIONAL HURRICANE CENTER.