000
FZPN03 KNHC 181527
HSFEP2

HIGH SEAS FORECAST
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
1630 UTC SAT JUL 18 2009

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1200 UTC SAT JUL 18.
24 HOUR FORECAST VALID 1200 UTC SUN JUL 19.
48 HOUR FORECAST VALID 1200 UTC MON JUL 20.

.WARNINGS.

NONE.

.SYNOPSIS AND FORECAST.

.LOW PRES...REMNANT OF DOLORES...23N131W 1012 MB MOVING NW 10-15 
KT. WITHIN 180 NM E SEMICIRCLE SE TO S WINDS 20 KT. SEAS TO 9 FT 
IN SE SWELL. WITHIN 90 NM W SEMICIRCLE WINDS LESS THAN 20 KT. 
SEAS TO 8 FT IN NE SWELL.
.24 HOUR FORECAST LOW PRES 27N134W 1014 MB. WITHIN 180 NM NE 
QUADRANT E TO SE WINDS 20 KT. SEAS 8 FT. 
.48 HOUR FORECAST LOW PRES 31N135W 1015 MB. WINDS LESS THAN 20 
KT. SEAS LESS THAN 8 FT.

.FROM 10N TO 16N W OF 135W NE WINDS 20 KT. SEAS 8 FT. 
.24 HOUR FORECAST FROM 10N TO 16N W OF 133W WINDS LESS THAN 20 
KT. SEAS 8 FT IN SE SWELL.
.48 HOUR FORECAST FROM 12N TO 18N W OF 130W NE TO E WINDS 20 KT. 
SEAS TO 9 FT IN SE SWELL.

.N OF 28N E OF 118W NW WINDS 20 KT. SEAS LESS THAN 8 FT.
.12 HOUR FORECAST WINDS LESS THAN 20 KT. SEAS LESS THAN 8 FT.

.WITHIN 30 NM EITHER SIDE OF LINE 16N94.5 TO 14N96W INCLUDING 
THE GULF OF TEHUANTEPEC...N TO NE WINDS 20 TO 25 KT. SEAS LESS 
THAN 8 FT.
.24 HOUR FORECAST WITHIN 60 NM EITHER SIDE OF LINE 16N94.5 TO 
13N96W INCLUDING THE GULF OF TEHUANTEPEC...N TO NE WINDS 20 TO 
25 KT. SEAS TO 8 FT.
.48 HOUR FORECAST LITTLE CHANGE.

.FROM 09N TO 12N E OF 96W...INCLUDING GULF OF PAPAGAYO...NE TO E 
WINDS 20 TO 25 KT. SEAS 8 TO 11 FT...HIGHEST WINDS AND SEAS E OF 
92W. ELSEWHERE FROM 08N TO 11N BETWEEN 96W AND 112W E WINDS 20 
KT. SEAS 8 TO 10 FT IN MIXED SE AND SW SWELL.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST FROM 10N TO 12N E OF 90W...INCLUDING GULF OF 
PAPAGAYO...NE TO E WINDS 20 KT. SEAS 8 FT. ELSEWHERE FROM 09N TO 
12N BETWEEN 90W AND 125W E WINDS TO 20 KT. SEAS TO 9 FT IN MIXED 
SE AND SW SWELL.

S OF 08N BETWEEN 96W AND 130W WINDS LESS THAN 20 KT. SEAS 9 FT 
IN MIXED SE AND SW SWELL.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST S OF 09N BETWEEN 96W TO 125W WINDS LESS THAN 
20 KT. SEAS TO 9 FT IN SW SWELL.

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

.CONVECTION VALID 1500 UTC SAT JUL 18...
SCATTERED MODERATE WITHIN 120 NM EITHER SIDE OF WAVE AXIS ALONG 
123W. 

INTERTROPICAL CONVERGENCE ZONE...07N78W TO 07N110W TO 10N130W TO 
09N140W. SCATTERED MODERATE TO ISOLATED STRONG FROM 04N TO 10N E 
OF 99W. SIMILAR CONVECTION IS NOTED WITHIN 200 NM N OF AXIS 
BETWEEN 105W AND 110W. 

$$
.FORECASTER GR. TROPICAL PREDICTION CENTER.