000
FZPN03 KNHC 121514
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1545 UTC SAT AUG 12 2017

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 AUG 12.
24 HOUR FORECAST VALID 1200 UTC SUN AUG 13.
48 HOUR FORECAST VALID 1200 UTC MON AUG 14.

.WARNINGS.

...TROPICAL STORM WARNING...
.TROPICAL STORM JOVA NEAR 20.1N 111.2W 1003 MB AT 1500 UTC AUG 
12 MOVING WNW OR 295 DEG AT 11 KT. MAXIMUM SUSTAINED WINDS 35 KT 
GUSTS 45 KT. TROPICAL STORM FORCE WINDS WITHIN 40 NM E 
SEMICIRCLE AND 0 NM W SEMICIRCLE.  SEAS 12 FT OR GREATER WITHIN 
0 NM OF CENTER EXCEPT 90 NM NE QUADRANT WITH SEAS TO 13 FT.
.24 HOUR FORECAST TROPICAL STORM JOVA NEAR 20.5N 115.8W. MAXIMUM 
SUSTAINED WINDS 35 KT GUSTS 45 KT. TROPICAL STORM FORCE WINDS 
WITHIN 30 NM NW AND SE QUADRANTS...40 NM NE QUADRANT AND 0 NM SW 
QUADRANT. SEAS 12 FT OR GREATER WITHIN 60 NM OF STORM CENTER 
WITH SEAS TO 13 FT. ELSEWHERE FROM 18N TO 22N BETWEEN 112W AND 
118W WINDS 20 TO 33 KT. SEAS 8 TO 12 FT IN MIXED SWELL.
.48 HOUR FORECAST POST-TROPICAL REMNANT LOW JOVA NEAR 20.7N 
120.7W. MAXIMUM SUSTAINED WINDS 25 KT GUSTS 35 KT. SEAS TO 12 FT 
WITHIN 60 NM NW QUADRANT OF LOW CENTER. ELSEWHERE FROM 18N TO 
23N BETWEEN 118.5W AND 123W WINDS 20 TO 33 KT. SEAS 8 TO 11 FT 
IN MIXED SWELL.
.72 HOUR FORECAST POST-TROPICAL REMNANT LOW JOVA NEAR 20.7N 
125.5W. MAXIMUM SUSTAINED WINDS 25 KT GUSTS 35 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST POST-TROPICAL REMNANT LOW JOVA NEAR 20.0N 
130.0W. MAXIMUM SUSTAINED WINDS 20 KT GUSTS 30 KT.
.120 HOUR FORECAST...DISSIPATED.

FORECAST WINDS IN AND NEAR ACTIVE TROPICAL CYCLONES SHOULD BE 
USED WITH CAUTION DUE TO UNCERTAINTY IN FORECAST TRACK...SIZE 
AND INTENSITY.

.SYNOPSIS AND FORECAST.

.S OF LINE FROM 0N81W TO 0N101W TO 03.4S119W...EXCEPT LEE OF 
GALAPAGOS ISLANDS...WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN 
MIXED SE AND SW SWELL.
.24 HOUR FORECAST S OF LINE FROM 07N80W TO 09N92W TO 05N108W TO 
03.4S118W...EXCEPT LEE OF GALAPAGOS ISLANDS...WINDS 20 KT OR 
LESS. SEAS 8 TO 10 FT IN MIXED SE AND SW SWELL.
.48 HOUR FORECAST S OF 09N BETWEEN 79W AND 88W...S OF 13N 
BETWEEN 91W AND 104W AND S OF 01S BETWEEN 104W AND 120W WINDS 20 
KT OR LESS. SEAS 8 TO 9 FT IN MIXED SE AND SW SWELL. S OF THE 
GALAPAGOS ISLANDS BETWEEN 88W AND 91W WINDS 20 KT OR LESS. SEAS 
8 TO 9 FT IN SW SWELL.

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

CONVECTION VALID AT 1530 UTC SAT AUG 12...

.TROPICAL STORM JOVA...NUMEROUS STRONG FROM 21N TO 24N E OF 
107W. SCATTERED MODERATE ELSEWHERE FROM 14N TO 23N BETWEEN 105W 
AND 115W. 

.TROPICAL WAVE N OF 08N ALONG 101W...SCATTERED MODERATE FROM 08N 
TO 18N BETWEEN 98W AND 103W.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 09N84W TO 10N87W TO LOW PRES 1011 MB NEAR 
10N97W...THEN RESUMES FROM 14N113W TO 12N126W TO BEYOND 11N140W. 
SCATTERED MODERATE ISOLATED STRONG FROM 05N TO 09N BETWEEN 79W 
AND 87W AND FROM 09N TO 14N W OF 115W.

$$
.FORECASTER RAMOS. NATIONAL HURRICANE CENTER.