000
FZPN03 KNHC 182316 RRA
HSFEP2

HIGH SEAS FORECAST  
NWS NATIONAL HURRICANE CENTER MIAMI FL
2230 UTC FRI NOV 18 2011

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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

SYNOPSIS VALID 1800 UTC FRI NOV 18.
24 HOUR FORECAST VALID 1800 UTC SAT NOV 19.
48 HOUR FORECAST VALID 1800 UTC SUN NOV 20.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.N OF 28N BETWEEN 119W AND 123W WINDS LESS THAN 20 KT. SEAS 8 FT 
IN NW SWELL.
.18 HOUR FORECAST N OF 28N W OF 120W WINDS LESS THAN 20 KT. SEAS 
8 TO 11 FT IN NW SWELL.
.24 HOUR FORECAST NW OF A LINE FROM 30N118W TO 28N120W TO 
25N140W WINDS LESS THAN 20 KT. SEAS 8 TO 12 FT IN NW SWELL.
.42 HOUR FORECAST COLD FRONT FROM 30N127W TO 28N134W TO 29N140W. 
N OF 28N BETWEEN 124W AND 134W SW WINDS 20 TO 25 KT EXCEPT W TO 
NW BEHIND FRONT. SEAS 11 TO 13 FT NW SWELL. ELSEWHERE NW OF A 
LINE FROM 30N116N TO 24N116W TO 17N140W WINDS LESS THAN 20 KT. 
SEAS 8 TO 13 FT IN NW TO N SWELL...HIGHEST N CENTRAL PORTION.
.48 HOUR FORECAST WEAKENING COLD FRONT FROM 30N124W TO 27N130W 
TO 27N140W. N OF 27N BETWEEN 120W AND 130W SW TO W WINDS 20 KT 
EXCEPT W TO NW BEHIND FRONT. SEAS 11 TO 13 FT IN NW SWELL. 
ELSEWHERE NW OF A LINE FROM 30N117W TO 22N117W TO 18N133W TO 
18N140W WINDS LESS THAN 20 KT. SEAS 8 TO 12 FT IN NW SWELL.

.WITHIN 45 NM EITHER SIDE OF A LINE FROM 16N95W TO 15N95W TO 
13N96W...INCLUDING GULF OF TEHUANTEPEC...N TO NE WINDS 20 TO 25 
KT. SEAS 8 TO 10 FT. ELSEWHERE FROM 10N TO 13N BETWEEN 95W AND 
101W NE TO E WINDS 20 TO 25 KT. SEAS 8 TO 11 FT IN MIXED NE AND 
SW SWELL.
.24 HOUR FORECAST WINDS LESS THAN 20 KT. SEAS LESS THAN 8 FT.

.LOW PRES NEAR 09N96.5W 1007 MB. FROM 02N TO 09N BETWEEN 93W AND 
99W S TO SW WINDS 20 TO 25 KT. SEAS TO 9 FT. ELSEWHERE FROM 03N 
TO 06N BETWEEN 80W AND 86W S TO SW WINDS 20 KT. SEAS TO 8 FT.
.24 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR 
10N100W 1007 MB. WITHIN 180 NM NE QUADRANT OF LOW CENTER WINDS 
20 TO 25 KT. SEAS TO 9 FT. FROM 04N TO 10N BETWEEN 95W AND 102W 
S TO SW WINDS 20 KT. SEAS TO 9 FT IN MIXED NE AND SW SWELL.
.48 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR 
11N104W 1006 MB. WITHIN 240 NM N AND 300 NM S SEMICIRCLES OF LOW 
CENTER WINDS 20 TO 25 KT. SEAS 8 TO 10 FT.

.TROUGH FROM 15N123W TO 07N127W. FROM 11N TO 15N BETWEEN 123W 
AND 132W NE TO E WINDS 20 KT. SEAS 8 FT.
.24 HOUR FORECAST TROUGH DISSIPATED. FROM 10N TO 14N BETWEEN 
128W AND 134W NE TO E WINDS TO 20 KT. SEAS 8 FT IN NE SWELL.
.48 HOUR FORECAST FROM 11N TO 18N W OF 133W NE TO E WINDS 20 KT. 
SEAS 8 FT IN MIXED NE AND NW SWELL.

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

CONVECTION VALID AT 2100 UTC FRI NOV 18...
.LOW PRES NEAR 09N96.5 1007 MB...SCATTERED MODERATE WITHIN 
180-210 NM NE QUADRANT OF LOW CENTER...AND WITHIN 90 NM EITHER 
SIDE OF A LINE FROM 07N99W TO 13N104W.

.TROUGH FROM 15N123W TO 07N127W...SCATTERED MODERATE ISOLATED 
STRONG WITHIN 75 NM W OF TROUGH FROM 08N TO 10N.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
THE MONSOON TROUGH IS ALONG 10N85W TO LOW PRES NEAR 09N96.5W TO 
07N107W TO 09N117W. THE INTERTROPICAL CONVERGENCE ZONE AXIS 
EXTENDS FROM 09N117W TO 11N124W THEN RESUMES FROM 11N128W TO 
08N140W. SCATTERED MODERATE TO STRONG WITHIN 60-90 NM EITHER 
SIDE OF ITCZ W OF 129W.

$$
.FORECASTER LEWITSKY. NATIONAL HURRICANE CENTER.