000
FZPN03 KNHC 211612
HSFEP2

HIGH SEAS FORECAST 
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
1630 UTC FRI SEP 21 2007
SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS

PAN PAN

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

SYNOPSIS VALID 1200 UTC FRI SEP 21
24 HOUR FORECAST VALID 1200 UTC SAT SEP 22
48 HOUR FORECAST VALID 1200 UTC SUN SEP 23
 
.WARNINGS.
...HURRICANE WARNING...
.HURRICANE IVO NEAR 19.5N 113.4W 987 MB AT 1500 UTC SEP 21
MOVING N OR 350 DEG AT 6 KT. MAXIMUM SUSTAINED WINDS 65 KT GUSTS
80 KT. TROPICAL STORM FORCE WINDS WITHIN 75 NM NE QUADRANT...65
NM SE QUADRANT...30 NM SW QUADRANT...AND 60 NM NW QUADRANT. 
SEAS 12 FT OR GREATER WITHIN 75 NM NE AND SW QUADRANTS...60 NM
NW QUADRANT AND 90 NM SE QUADRANT WITH SEAS TO 23 FT.
.24 HOUR FORECAST TROPICAL STORM IVO NEAR 21.3N 113.1W. MAXIMUM
SUSTAINED WINDS 60 KT GUSTS 75 KT. TROPICAL STORM FORCE WINDS
WITHIN 75 NM E SEMICIRCLE...45 NM SW QUADRANT AND 60 NM NW
QUADRANT. LITTLE CHANGE IN SEAS 12 FT OR GREATER WITH SEAS 
TO 22 FT.
.48 HOUR FORECAST TROPICAL STORM IVO NEAR 23.0N 112.5W. MAXIMUM
SUSTAINED WINDS 55 KT GUSTS 65 KT. TROPICAL STORM FORCE WINDS
WITHIN 90 NM E SEMICIRCLE...60 NM SW QUADRANT AND 75 NM NW
QUADRANT. SEAS 12 FT OR GREATER WITHIN 75 NM OF CENTER WITH SEAS
TO 18 FT.
.72 HOUR FORECAST TROPICAL STORM IVO NEAR 24.5N 112.0W. MAXIMUM
SUSTAINED WINDS 50 KT GUSTS 60 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST TROPICAL STORM IVO INLAND NEAR 26.0N 111.5W.
MAXIMUM SUSTAINED WINDS 40 KT GUSTS 50 KT.
.120 HOUR FORECAST TROPICAL DEPRESSION IVO NEAR 27.5N 111.5W.
MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT.

.SYNOPSIS AND FORECAST.
.EXCEPT AS NOTED IN WARNINGS...WITHIN 180 NM N SEMICIRCLE AND 
120 NM S SEMICIRCLE WINDS 20 TO 33 KT SEAS 8 TO 12 FT.
.24 HOUR FORECAST...EXCEPT AS NOTED IN WARNINGS...WITHIN 150 NM
NW SEMICIRCLE AND 90 NM SE SEMICIRCLE WINDS 20 TO 33 KT SEAS 8 
TO 12 FT.
.48 HOUR FORECAST...EXCEPT AS NOTED IN WARNINGS...WITHIN 120 NM 
NW SEMICIRCLE AND 90 NM SE SEMICIRCLE WINDS 20 TO 33 KT SEAS 8 
TO 12 FT.

.N OF 28N BETWEEN 125W AND 133W NW TO N WINDS 20 TO 25 KT SEAS 
9 TO 12 FT IN N SWELL. N OF 25N W OF 133W NE WINDS 20 TO 25 KT
SEAS 9 TO 12 FT PRIMARILY IN NE SWELL.
.24 HOUR FORECAST N OF 23N W OF 120W NE WINDS TO 20 KT SEAS 9 TO 
10 FT IN N SWELL. ELSEWHERE N OF 18N W OF 118W WINDS LESS THAN 
20 KT SEAS 8 TO 10 FT IN NW TO N SWELL.
.48 HOUR FORECAST N OF 24N W OF 132W NE WINDS TO 20 KT SEAS 
TO 9 FT PRIMARILY IN N SWELL. ELSEWHERE N OF 16N W OF 120W
WINDS LESS THAN 20 KT SEAS TO 9 FT PRIMARILY IN NW SWELL.

.FROM 16N TO 25N W OF 123W NE WINDS 20 TO 25 KT SEAS 8 TO 11 FT.
.24 HOUR FORECAST ELSEWHERE FROM 15N TO 23N W OF 124W NE WINDS 
20 KT SEAS 8 TO 10 FT.
.48 HOUR FORECAST ELSEWHERE FROM 17N TO 24N W OF 124W NE WINDS 
TO 20 KT SEAS 8 TO 9 FT.

.WITHIN 30 NM OF LINE 16N95W 14N95W...INCLUDING GULF OF 
TEHAUNTEPEC...N TO NE WINDS TO 20 KT SEAS LESS THAN 8 FT.
.24 HOUR FORECAST LITTLE CHANGE.
.36 HOUR FORECAST WINDS LESS THAN 20 KT SEAS LESS THAN 8 
FT.

.S OF 6N BETWEEN 82W AND 90W S TO SW WINDS TO 20 KT SEAS TO 8 FT
IN SW SWELL. S OF 8N BETWEEN 90W AND 132W SE TO S WINDS TO 20 KT
SEAS 8 TO 10 FT IN S TO SW SWELL.
.48 HOUR FORECAST S OF 8N BETWEEN 85W AND 108W S TO SW WINDS TO 
20 KT SEAS 8 TO 10 FT IN SW SWELL. FROM 3N TO 8N BETWEEN 108W
AND 120W SE TO S WINDS TO 20 KT SEAS TO 9 FT IN S TO SW SWELL.

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

CONVECTION VALID 1545 UTC FRI SEP 21...
HURRICANE IVO...SCATTERED MODERATE ISOLATED STRONG WITHIN 60 NM
NE QUADRANT. SCATTERED MODERATE ELSEWHERE WITHIN 60 NM OF CENTER
...EXCEPT 90 NM SE AND SW QUADRANTS. SCATTERED MODERATE WITHIN
30 NM OF 22N113W.

SCATTERED MODERATE ISOLATED STRONG FROM 3N TO 7N E OF 80W.

SCATTERED MODERATE WITHIN 30 NM OF 13N97W.

INTERTROPICAL CONVERGENCE ZONE...AXIS 9N85W 13N90W 10N98W 
14N110W 12N117W 17N125W 12N140W. SCATTERED STRONG WITHIN 
150 NM S OF AXIS BETWEEN 90W AND 93W. SCATTERED MODERATE ISOLATED
STRONG WITHIN 120 NM N OF THE AXIS BETWEEN 121W AND 124W AND
WITHIN 60 NM S OF THE AXIS BETWEEN 83W AND 85W.

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