000
FZPN03 KNHC 122058
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
2230 UTC TUE SEP 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1800 UTC TUE SEP 12.
24 HOUR FORECAST VALID 1800 UTC WED SEP 13.
48 HOUR FORECAST VALID 1800 UTC THU SEP 14.

.WARNINGS.

...TROPICAL STORM WARNING...
.TROPICAL DEPRESSION FIFTEEN-E NEAR 15.6N 117.5W 1004 MB AT 2100
UTC SEP 12 MOVING W OR 265 DEG AT 12 KT. MAXIMUM SUSTAINED WINDS
30 KT GUSTS 40 KT. WITHIN 150 NM NW AND 45 NM SE SEMICIRCLES 
WINDS 20 TO 30 KT. SEAS 8 TO 10 FT.  
.24 HOUR FORECAST TROPICAL STORM FIFTEEN-E NEAR 14.9N 120.0W.
MAXIMUM SUSTAINED WINDS 35 KT GUSTS 45 KT. TROPICAL STORM FORCE
WINDS WITHIN 40 NM N SEMICIRCLE AND 0 NM S SEMICIRCLE. SEAS 12
FT OR GREATER WITHIN 60 NM N SEMICIRCLE. ELSEWHERE WITHIN 210 NM
NW AND 90 NM SE SEMICIRCLES WINDS 20 TO 33 KT. SEAS 8 TO 10 FT. 
.48 HOUR FORECAST TROPICAL DEPRESSION FIFTEEN-E NEAR 15.3N
122.3W. MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT. WITHIN 270 NM 
OF CENTER WINDS 20 TO 30 KT. SEAS 8 TO 12 FT...HIGHEST SE 
QUADRANT.
.72 HOUR FORECAST POST-TROPICAL REMNANT LOW FIFTEEN-E NEAR 15.5N
123.5W. 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 FIFTEEN-E NEAR 15.5N
124.0W. 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.

.FROM 07N TO 12N BETWEEN 109W AND 115W S TO SW WINDS 20 TO 25 
KT. SEAS 9 TO 12 FT. ELSEWHERE S OF 15N BETWEEN 92N AND 
120W...AND S OF 06N BETWEEN 80W AND 89W WINDS 20 KT OR LESS. 
SEAS 8 TO 10 FT IN SW SWELL.
.18 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR 
16N103W 1004 MB. WITHIN 150 NM OF CENTER WINDS 20 TO 30 KT. 
SEAS 10 TO 12 FT. ELSEWHERE FROM 09N TO 15N BETWEEN 107W AND 
112W S TO SW WINDS 20 TO 25 KT. SEAS 9 TO 11 FT. REMAINDER OF 
AREA S OF 17.5N BETWEEN 95W AND 127W WINDS 20 KT OR LESS. SEAS 8 
TO 10 FT IN SW SWELL. S OF 00N BETWEEN 82W AND 113W WINDS 20 KT 
OR LESS. SEAS TO 9 FT IN S SWELL.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR 
17N110.5W 1000 MB. WITHIN 180 NM OF CENTER WINDS 20 TO 30 KT. 
SEAS 11 TO 14 FT. ELSEWHERE FROM 12.5N TO 18N BETWEEN 107W AND 
112W S TO SW WINDS 20 TO 25 KT. SEAS 8 TO 12 FT. REMAINDER OF 
AREA FROM 09N TO 20.5N BETWEEN 99W AND 122W WINDS 20 KT OR LESS. 
SEAS 8 TO 10 FT IN S TO SW SWELL. S OF 04N BETWEEN 89W AND 118W 
WINDS 20 KT OR LESS. SEAS TO 9 FT IN S SWELL.

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

CONVECTION VALID AT 2030 UTC TUE SEP 12...

.TROPICAL DEPRESSION FIFTEEN-E...SCATTERED MODERATE FROM 11N TO 
18N BETWEEN 118W AND 123W.   

INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...

.MONSOON TROUGH FROM 13N88W TO TROPICAL DEPRESSION 15-E TO LOW 
PRES NEAR 11N135W 1010 MB TO BEYOND 11N140W. SCATTERED MODERATE 
FROM 10N TO 15N BETWEEN 95W AND 114W AND NEAR THE LOW FROM 10N 
TO 13N BETWEEN 133W AND 137W.

$$
.FORECASTER ERA. NATIONAL HURRICANE CENTER.