000
FZPN03 KNHC 200909
HSFEP2

HIGH SEAS FORECAST 
NWS NATIONAL HURRICANE CENTER MIAMI FL
1030 UTC SUN MAY 20 2012

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0600 UTC SUN MAY 20.
24 HOUR FORECAST VALID 0600 UTC MON MAY 21.
48 HOUR FORECAST VALID 0600 UTC TUE MAY 22.

.WARNINGS.

.NONE. 

.SYNOPSIS AND FORECAST. 

.LOW PRES NEAR 11N98W 1006 MB NEARLY STATIONARY. FROM 06N TO 
09N BETWEEN 94W AND 100W S TO SW WINDS 20 KT. SEAS TO 8 FT. 
ELSEWHERE FROM 05N TO 10N BETWEEN 90W AND 96W WINDS LESS THAN 20 
KT. SEAS 8 FT IN SW SWELL.
.24 HOUR FORECAST LOW PRES NEAR 10N99W 1005 MB. FROM 05N TO 09N 
BETWEEN 95W AND 101W SW WINDS 20 KT. SEAS TO 9 FT IN SW SWELL.
.48 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR 
10N100W 1004 MB. WITHIN 270 NM E SEMICIRCLE AND S QUADRANT WINDS 
20 TO 25 KT. SEAS 8 TO 10 FT.

.06 HOUR FORECAST WITHIN 30 NM EITHER SIDE OF LINE 16N95W TO 
14N95W...INCLUDING GULF OF TEHUANTEPEC...N TO NE WINDS 20 TO 25 
KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST WITHIN 45 NM EITHER SIDE OF LINE 16N95W TO 
14N96W...INCLUDING GULF OF TEHUANTEPEC...N TO NE WINDS 20 TO 25 
KT. SEAS 8 TO 10 FT.
.48 HOUR FORECAST LITTLE CHANGE.

.N OF 28N BETWEEN 120W AND 125W NW TO N WINDS 20 KT. SEAS 8 FT.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST WITHIN 270 NM EITHER SIDE OF LINE FROM 30N123W 
TO 23N125W TO 17N140W NW TO N WINDS 20 KT EXCEPT WINDS S OF 24N. 
SEAS LESS THAN 8 FT EXCEPT 8 FT N OF 28N E OF LINE.

.FROM 02N TO 05N BETWEEN 83W AND 88W S TO SW WINDS 20 KT. SEAS 
TO 8 FT.
.12 HOUR FORECAST WINDS LESS THAN 20 KT. SEAS LESS THAN 8 FT.

.FROM 25N TO 28N W OF BAJA CALIFORNIA TO 116W NW WINDS 20 KT. 
SEAS LESS THAN 8 FT.
.06 HOUR FORECAST WINDS LESS THAN 20 KT. SEAS LESS THAN 8 FT.

.LOW PRES...REMNANTS OF ALETTA...NEAR 13N112W 1010 MB MOVING S 
10 KT. WITHIN 90 NM W QUADRANT WINDS 20 KT. SEAS LESS THAN 8 FT.
.06 HOUR FORECAST WINDS LESS THAN 20 KT. SEAS LESS THAN 8 FT.

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

CONVECTION VALID AT 0730 UTC SUN MAY 20...

.SCATTERED MODERATE ISOLATED STRONG FROM 02N TO 12N BETWEEN 82W 
AND 93W.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH AXIS FROM 14N92W TO LOW PRES NEAR 11N98W 1006 MB 
TO 06N126W. ITCZ AXIS FROM 06N126W TO 04N140W. SCATTERED 
MODERATE ISOLATED STRONG BETWEEN 120 NM AND 330 NM SW SEMICIRCLE 
EXCEPT TO 510 NM SW QUADRANT. SCATTERED MODERATE WITHIN 150 NM 
EITHER SIDE OF AXIS ALONG THE COAST OF SOUTHERN MEXICO AND 
GUATEMALA. 

$$
.FORECASTER SCHAUER. NATIONAL HURRICANE CENTER.