000
FZPN03 KNHC 180329
HSFEP2

HIGH SEAS FORECAST  
NWS NATIONAL HURRICANE CENTER MIAMI FL
0430 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0000 UTC FRI NOV 18.
24 HOUR FORECAST VALID 0000 UTC SAT NOV 19.
48 HOUR FORECAST VALID 0000 UTC SUN NOV 20.

.WARNINGS.

...GALE WARNING...
.WITHIN 30 NM EITHER SIDE OF A LINE FROM 16N95W TO 14.5N95W... 
INCLUDING GULF OF TEHUANTEPEC...N TO NE WINDS 25 TO 35 KT. SEAS 9 TO 
11 FT.
.18 HOUR FORECAST WINDS BELOW GALE FORCE.

.SYNOPSIS AND FORECAST.

.EXCEPT AS NOTED IN WARNINGS...WITHIN 60 NM EITHER SIDE OF A LINE 
FROM 16N95W TO 14.5N95W TO 13N97W N TO NE WINDS 20 TO 30 KT. SEAS TO 
9 FT.
.18 HOUR FORECAST WITHIN 60 NM EITHER SIDE OF A LINE FROM 16N95W TO 
15N95W TO 13N97W...INCLUDING GULF OF TEHUANTEPEC...N TO NE WINDS 20 
TO 30 KT. SEAS 8 TO 12 FT. ELSEWHERE FROM 10N TO 13N BETWEEN 95W AND 
102W NE TO E WINDS 20 TO 25 KT. SEAS 8 TO 11 FT.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST WINDS LESS THAN 20 KT. SEAS LESS THAN 8 FT.

.N OF 27N BETWEEN 119W AND 129W WINDS LESS THAN 20 KT. SEAS 8 TO 10 
FT IN NW SWELL.
.24 HOUR FORECAST WINDS LESS THAN 20 KT. SEAS LESS THAN 8 FT.

.TROUGH FROM 14N120W TO 10N126W. WITHIN 180 NM NW OF TROUGH NE TO E 
WINDS 20 KT. SEAS TO 9 FT IN MIXED NE AND NW SWELL. WINDS LESS THAN 
20 KT. SEAS 8 FT IN MIXED NE AND NW SWELL.
.18 HOUR FORECAST TROUGH DISSIPATED. WINDS LESS THAN 20 KT. SEAS 
LESS THAN 8 FT.

.AREA BOUNDED BY 09N140W TO 08N137W TO 12N137W TO 12N140W NE TO E 
WINDS 20 KT. SEAS 8 FT.
.06 HOUR FORECAST WINDS LESS THAN 20 KT. SEAS LESS THAN 8 FT.

.06 HOUR FORECAST LOW PRES NEAR 09N96W 1008 MB. FROM 04N TO 07N 
BETWEEN 92W AND 98W SW TO W WINDS 20 KT. SEAS 8 FT.
.24 HOUR FORECAST LOW PRES NEAR 09N98W 1007 MB. FROM 05N TO 09N 
BETWEEN 93W AND 100W SW TO W WINDS 20 KT. SEAS TO 9 FT IN MIXED NE 
AND SW SWELL.
.48 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR 
10N102W 1006 MB. FROM 10N TO 13N BETWEEN 97W AND 102W E TO SE WINDS 
20 TO 25 KT. SEAS TO 9 FT. FROM 06N TO 10N BETWEEN 97W AND 105W SW 
TO W WINDS 20 KT. SEAS TO 9 FT IN MIXED NE AND SW SWELL.

.36 HOUR FORECAST NW OF A LINE FROM 30N120W TO 28N130W TO 28N140W
WINDS LESS THAN 20 KT. SEAS 8 TO 11 FT IN NW SWELL.
.48 HOUR FORECAST NW OF A LINE FROM 30N117W TO 26N120W TO 24N140W 
WINDS LESS THAN 20 KT. SEAS 8 TO 13 FT IN NW SWELL...HIGHEST ALONG 
30N BETWEEN 120W AND 135W.

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

CONVECTION VALID AT 0300 UTC FRI NOV 18...
.TROUGH FROM 14N120W TO 10N126W...ISOLATED TO SCATTERED MODERATE 
WITHIN 60-120 NM EITHER SIDE OF TROUGH.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
THE MONSOON TROUGH IS ALONG 09N79W TO 07N82W TO 12N92W TO 1008 MB 
LOW PRES NEAR 09N95.5W TO 08N112W. THE INTERTROPICAL CONVERGENCE 
ZONE AXIS EXTENDS FROM 08N112W TO 10N121W THEN RESUMES FROM 09N126W 
TO 08N140W. SCATTERED MODERATE ISOLATED STRONG WITHIN 90 NM OF LOW 
CENTER...AND FROM 10N TO 13N BETWEEN 99W AND 101W. SIMILAR 
CONVECTION IS WITHIN 60 NM EITHER SIDE OF ITCZ BETWEEN 127W AND 132W 
AND ALSO W OF 137W.

$$
.FORECASTER LEWITSKY. NATIONAL HURRICANE CENTER.