000
FZPN03 KNHC 130322
HSFEP2

HIGH SEAS FORECAST
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
0430 UTC THU AUG 13 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0000 UTC THU AUG 13.
24 HOUR FORECAST VALID 0000 UTC FRI AUG 14.
48 HOUR FORECAST VALID 0000 UTC SAT AUG 15.

.WARNINGS.

...TROPICAL STORM WARNING...
.TROPICAL STORM GUILLERMO NEAR 16.2N 119.2W 1004 MB AT 0300 UTC
AUG 13 MOVING WNW OR 290 DEG AT 14 KT. MAXIMUM SUSTAINED WINDS
35 KT GUSTS 45 KT. TROPICAL STORM FORCE WINDS WITHIN 75 NM E 
SEMICIRCLE...AND 60 NM NW QUADRANT. SEAS 12 FT OR GREATER WITHIN 
75 NM E SEMICIRCLE...AND 60 NM NW QUADRANT WITH SEAS TO 13 FT.
.24 HOUR FORECAST TROPICAL STORM GUILLERMO NEAR 17.1N 123.8W.
MAXIMUM SUSTAINED WINDS 50 KT GUSTS 60 KT. TROPICAL STORM FORCE
WINDS WITHIN 90 NM OF CENTER EXCEPT 45 NM SW QUADRANT. SEAS 12 
FT OR GREATER WITHIN 180 NM NE SEMICIRCLE AND 90 NM SW 
SEMICIRCLE WITH SEAS TO 15 FT.
.48 HOUR FORECAST TROPICAL STORM GUILLERMO NEAR 18.0N 129.0W.
MAXIMUM SUSTAINED WINDS 50 KT GUSTS 60 KT. LITTLE CHANGE IN
RADIUS OF TROPICAL STORM FORCE WINDS AND SEAS 12 FT OR GREATER. 
.72 HOUR FORECAST TROPICAL STORM GUILLERMO NEAR 18.5N 134.5W.
MAXIMUM SUSTAINED WINDS 50 KT GUSTS 60 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST TROPICAL STORM GUILLERMO NEAR 18.5N 140.5W.
MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 KT.
.120 HOUR FORECAST TROPICAL STORM GUILLERMO NEAR 18.5N 147.0W.
MAXIMUM SUSTAINED WINDS 40 KT GUSTS 50 KT.

.SYNOPSIS AND FORECAST.

.EXCEPT AS NOTED IN TROPICAL STORM WARNING WITHIN 270 NM N 
SEMICIRCLE AND WITHIN 150 NM SE QUADRANT WINDS 20 TO 30 KT. SEAS 
8 TO 12 FT.
.24 HOUR FORECAST...EXCEPT AS NOTED IN WARNING WITHIN 300 NM NE 
SEMICIRCLE AND 120 NM SW SEMICIRCLE WINDS 20 TO 30 KT. SEAS 8 TO 
12 FT.
.48 HOUR FORECAST...EXCEPT AS NOTED IN WARNING WITHIN 360 NM NE 
SEMICIRCLE AND 120 NM SW SEMICIRCLE WINDS 20 TO 30 KT. SEAS 8 TO 
12 FT.

.LOW PRES 1007 MB NEAR 14N134W...REMNANT OF T.D. NINE-E...MOVING 
W AT 10 KT. WINDS 20 TO 25 KT WITHIN 210 NM N SEMICIRCLE. SEAS 8 
TO 10 FT.
.24 HOUR FORECAST LOW PRES 1008 MB NEAR 14N137W. E WINDS 20 KT. 
SEAS TO 9 FT.
.48 HOUR FORECAST LOW DISSIPATED. FROM 13N TO 17N W OF 135W NE 
TO E WINDS 20 KT. SEAS TO 8 FT.

.N OF 13N BETWEEN 94W AND 97W INCLUDING THE GULF OF TEHUANTEPEC 
N WINDS 20 TO 25 KT. SEAS TO 8 FT. 
.24 HOUR FORECAST WINDS LESS THAN 20 KT. SEAS LESS THAN 8 FT. 

.FROM 09N TO 12N E OF 89W INCLUDING THE GULF OF PAPAGAYO NE TO E 
WINDS 20 KT. SEAS TO 8 FT.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST LITTLE CHANGE.

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

.CONVECTION VALID 0300 UTC THU AUG 13...

.TROPICAL STORM GUILLERMO...SCATTERED STRONG WITHIN 60 NM NW 
QUADRANT. ELSEWHERE SCATTERED MODERATE ISOLATED STRONG WITHIN 
180 NM NW SEMICIRCLE AND WITHIN 90 NM SE SEMICIRCLE.

.LOW PRES 1007 MB NEAR 14N134W...SCATTERED MODERATE WITHIN 120 
NM N QUADRANT.

THE INTERTROPICAL CONVERGENCE ZONE WAS ANALYZED ALONG THE 
LINE...07N78W TO 07N100W TO 14N115W TO 09N130W TO 08N140W. 
SCATTERED MODERATE WITHIN 210 NM S OF AXIS BETWEEN 95W AND 110W.

$$
.FORECASTER CHRISTENSEN. TROPICAL PREDICTION CENTER.