000
FZPN03 KNHC 191718 AAA
HSFEP2

HIGH SEAS FORECAST...UPDATED
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
1700 UTC WED SEP 19 2007
SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS

UPDATED TO ADD TROPICAL DEPRESSION THIRTEEN-E AND UPDATE 
CONVECTION

PAN PAN

E PACIFIC FROM THE EQUATOR TO 30N E OF 140W

SYNOPSIS VALID 1200 UTC WED SEP 19
24 HOUR FORECAST VALID 1200 UTC THU SEP 20
48 HOUR FORECAST VALID 1200 UTC FRI SEP 21
 
.WARNINGS.
...HURRICANE WARNING...
.TROPICAL STORM IVO NEAR 15.3N 111.1W 994 MB AT 1500 UTC SEP 19
MOVING WNW OR 295 DEG AT 10 KT. MAXIMUM SUSTAINED WINDS 55 KT
GUSTS 65 KT. TROPICAL STORM FORCE WINDS AND SEAS 12 FT OR GREATER
WITHIN 50 NM OF CENTER...EXCEPT 25 NM SW QUADRANT WITH SEAS TO
20 FT.
.24 HOUR FORECAST HURRICANE IVO NEAR 16.8N 113.2W. MAXIMUM
SUSTAINED WINDS 70 KT GUSTS 85 KT. TROPICAL STORM FORCE WINDS
WITHIN 75 NM OF CENTER...EXCEPT 30 NM SW QUADRANT. SEAS 12 FT OR
GREATER WITHIN 75 NM OF CENTER EXCEPT 30 NM SW QUADRANT WITH
SEAS TO 24 FT.
.48 HOUR FORECAST HURRICANE IVO NEAR 18.6N 114.0W. MAXIMUM
SUSTAINED WINDS 75 KT GUSTS 90 KT. TROPICAL STORM FORCE WINDS
WITHIN 90 NM E SEMICIRCLE AND 75 NM W SEMICIRCLE. SEAS 12 FT OR
GREATER WITHIN 90 NM OF CENTER WITH SEAS TO 26 FT.
.72 HOUR FORECAST HURRICANE IVO NEAR 20.5N 113.0W. MAXIMUM
SUSTAINED WINDS 70 KT GUSTS 85 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST TROPICAL STORM IVO NEAR 21.5N 111.5W. MAXIMUM
SUSTAINED WINDS 60 KT GUSTS 75 KT.
.120 HOUR FORECAST TROPICAL STORM IVO NEAR 22.0N 110.0W. MAXIMUM
SUSTAINED WINDS 55 KT GUSTS 65 KT.

...TROPICAL STORM WARNING...
.TROPICAL DEPRESSION THIRTEEN-E NEAR 17.1N 127.9W 1007 MB AT
MB AT 1700 UTC SEP 19 MOVING W OR 280 DEG AT 6 KT. MAXIMUM
SUSTAINED WINDS 30 KT GUSTS 40 KT.  
.24 HOUR FORECAST TROPICAL STORM NEAR 17.2N 129.2W. MAXIMUM
SUSTAINED WINDS 35 KT GUSTS 45 KT. TROPICAL STORM FORCE WINDS
AND SEAS 12 FT OR GREATER WITHIN 30 NM OF CENTER EXCEPT 0 NM SW 
QUADRANT...WITH SEAS TO 14 FT.
.48 HOUR FORECAST TROPICAL DEPRESSION NEAR 17.5N 129.9W. MAXIMUM
SUSTAINED WINDS 30 KT GUSTS 40 KT. 
.72 HOUR FORECAST TROPICAL DEPRESSION NEAR 18.5N 128.6W.
MAXIMUM SUSTAINED WINDS 25 KT GUSTS 35 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST TROPICAL DEPRESSION NEAR 19.5N 127.5W.
MAXIMUM SUSTAINED WINDS 25 KT GUSTS 35 KT.
.120 HOUR FORECAST TROPICAL DEPRESSION NEAR 20.5N 126.0W. 
MAXIMUM SUSTAINED WINDS 25 KT GUSTS 35 KT.

.SYNOPSIS AND FORECAST.
.EXCEPT AS NOTED IN WARNINGS...WITHIN 150 NM NE AND 60 NM SW 
SEMICIRCLES WINDS 20 TO 33 KT SEAS 8 TO 12 FT.
.24 HOUR FORECAST...EXCEPT AS NOTED IN WARNINGS...WITHIN 180 NM 
NE AND 90 NM SW SEMICIRCLES WINDS 20 TO 33 KT SEAS 8 TO 12 FT.
.48 HOUR FORECAST...EXCEPT AS NOTED IN WARNINGS...WITHIN 210 NM 
E AND 120 NM W SEMICIRCLES WINDS 20 TO 33 KT SEAS 8 TO 12 FT.

.EXCEPT AS NOTED IN WARNINGS FOR TROPICAL DEPRESSION THIRTEEN-E 
...WITHIN 120 NM N AND 60 NM SEMICIRCLE WINDS 20 TO 30 KT SEAS 8 
TO 11 FT.
.24 HOUR FORECAST...EXCEPT AS NOTED IN WARNINGS FOR TROPICAL 
DEPRESSION
THIRTEEN-E...WITHIN 180 NM N SEMICIRCLE AND 120 NM S SEMICIRCLE 
OF
OF CENTER WINDS 20 TO 33 KT SEAS 8 TO 12 FT.
.48 HOUR FORECAST...EXCEPT AS NOTED IN WARNINGS FOR TROPICAL 
DEPRESSION THIRTEEN-E...WITHIN 120 NM NW SEMICIRCLE AND 90 NM SE
SEMICIRCLE WINDS 20 TO 30 KT SEAS 8 TO 10 FT.

.ELSEWHERE FROM 16N TO 26N W OF 124W NE WINDS 20 TO 25 KT SEAS 
TO 9 FT.
.24 HOUR FORECAST ELSEWHERE FROM 16N TO 27N W OF 125W NE WINDS 
20 TO 25 KT SEAS TO 9 FT. 
.48 HOUR FORECAST ELSEWHERE FROM 16N TO 26N W OF 127W NE WINDS 
20 TO 25 KT SEAS TO 9 FT.

.GULF OF TEHUANTEPEC WITHIN 60 NM OF COAST N TO NE WINDS 20 TO 
25 KT SEAS TO 8 FT.
.36 HOUR FORECAST WINDS LESS THAN 20 KT SEAS LESS THAN 8 FT.

.FROM 4N TO ON E OF 105W S TO SW WINDS TO 20 KT SEAS TO 8 FT IN
S SWELL. FROM 3N TO 8N BETWEEN 108W AND 127W SE TO S WINDS TO 20 
KT SEAS TO 9 FT IN SE SWELL.
.24 HOUR FORECAST FROM 3N TO 9N BETWEEN 96W AND 112W S TO SW 
WINDS TO 20 KT SEAS TO 8 FT IN S SWELL. FROM 3N TO 9N BETWEEN 
115W AND
133W SE TO S WINDS TO 20 KT SEAS TO 8 FT IN SE TO S SWELL.
.48 HOUR FORECAST FROM 3N TO 8N BETWEEN 90W AND 110W S TO SW 
WINDS TO 20 KT SEAS TO 8 FT. S OF 10N BETWEEN 110W AND 135W 
WINDS LESS THAN 20 KT SEAS 8 TO 10 FT IN S TO SW SWELL.

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

CONVECTION VALID 1630 UTC WED SEP 19...
TROPICAL STORM IVO...SCATTERED MODERATE TO STRONG WITHIN 120 NM
W AND NW QUADRANTS. SCATTERED MODERATE ISOLATED STRONG WITHIN 
240 NM NE AND 150 NM SW QUADRANTS. SCATTERED MODERATE ELSEWHERE 
WITHIN 120 NM OF CENTER.

TROPICAL DEPRESSION THIRTEEN-E...SCATTERED MODERATE WITHIN 90
NM SE AND NW QUADRANTS.

SCATTERED MODERATE ISOLATED STRONG N OF 5N E OF 80W.

INTERTROPICAL CONVERGENCE ZONE...AXIS 11N85W 10N95W 16N106W 
12N112W 16N120W 15N130W 12N140W. SCATTERED MODERATE ISOLATED
STRONG WITHIN 30 NM OF 14.5N131W...AND ALSO WITHIN 120 NM S OF 
AXIS BETWEEN 116W AND 123W. SCATTERED MODERATE ALONG AND WITHIN 
60 NM S OF AXIS BETWEEN 91W AND 96W...AND WITHIN 180 NM S OF THE 
AXIS W OF 131W.

$$
FORECASTER AGUIRRE
TROPICAL PREDICTION CENTER
TROPICAL ANALYSIS AND FORECAST BRANCH