000
FZPN03 KNHC 190913
HSFEP2

HIGH SEAS FORECAST 
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
1030 UTC SAT JUN 19 2010

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0600 UTC SAT JUN 19.
24 HOUR FORECAST VALID 0600 UTC SUN JUN 20.
48 HOUR FORECAST VALID 0600 UTC MON JUN 21.

.WARNINGS.

...TROPICAL STORM WARNING...
.TROPICAL STORM BLAS NEAR 16.4N 109.1W 997 MB AT 0900 UTC JUN 19
MOVING WNW OR 285 DEG AT 6 KT. MAXIMUM SUSTAINED WINDS 45 KT
GUSTS 55 KT. TROPICAL STORM FORCE WINDS WITHIN 60 NM OF CENTER. 
SEAS 12 FT OR GREATER WITHIN 90 NM NW AND SE QUADRANTS...120 NM
NE QUADRANT AND 60 NM SW QUADRANT WITH SEAS TO 18 FT.
.24 HOUR FORECAST TROPICAL STORM BLAS NEAR 16.9N 112.1W. MAXIMUM
SUSTAINED WINDS 40 KT GUSTS 50 KT. TROPICAL STORM FORCE WINDS
WITHIN 50 NM N SEMICIRCLE AND 40 NM S SEMICIRCLE. SEAS 12 FT OR 
GREATER WITHIN 120 NM N AND 90 NM S SEMICIRCLES WITH SEAS TO 16 
FT.
.48 HOUR FORECAST TROPICAL STORM BLAS NEAR 17.1N 115.9W. MAXIMUM
SUSTAINED WINDS 35 KT GUSTS 45 KT. TROPICAL STORM FORCE WINDS
WITHIN 30 NM N SEMICIRCLE AND 0 NM S SEMICIRCLE. SEAS 12 FT OR 
GREATER WITHIN 60 NM N SEMICIRCLE WITH SEAS TO 14 FT.
.72 HOUR FORECAST TROPICAL DEPRESSION BLAS NEAR 16.9N 119.5W.
MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST POST-TROP/REMNANT LOW NEAR 16.5N 123.0W. 
MAXIMUM SUSTAINED WINDS 25 KT GUSTS 35 KT.
.120 HOUR FORECAST POST-TROP/REMNANT LOW NEAR 16.0N 126.5W. 
MAXIMUM SUSTAINED WINDS 20 KT GUSTS 25 KT.

.SYNOPSIS AND FORECAST.

.EXCEPT AS NOTED IN WARNINGS...WITHIN 240 NM E AND 180 NM W 
SEMICIRCLES OF TROPICAL STORM BLAS WINDS 20 TO 33 KT. SEAS 8 TO 
12 FT. 
.24 HOUR FORECAST...EXCEPT AS NOTED IN WARNINGS...WITHIN 240 NM 
NW AND 180 NM SE SEMICIRCLES OF TROPICAL STORM BLAS WINDS 20 TO 
33 KT. SEAS 8 TO 12 FT.
.48 HOUR FORECAST...EXCEPT AS NOTED IN WARNINGS...WITHIN 270 NM 
NW AND 120 NM SE SEMICIRCLES OF TROPICAL STORM BLAS WINDS 20 TO
33 KT. SEAS 8 TO 12 FT.

.LOW NEAR 13N97W 1009 MB MOVING WNW 7 KT. WITHIN 60 NM OF LOW 
EXCEPT 120 NM NE QUADRANT WINDS 20 TO 25 KT. SEAS TO 9 FT. 
.24 HOUR FORECAST LOW...POSSIBLE TROPICAL CYCLONE...NEAR 13N99W 
1009 MB. WITHIN 150 NM NE AND 120 NM SW SEMICIRCLES WINDS 20 TO 
25 KT. SEAS 8 TO 10 FT. 
.48 HOUR FORECAST LOW...POSSIBLE TROPICAL CYCLONE...NEAR 14N100W 
1008 MB. WITHIN 120 NM OF LOW EXCEPT 150 NM NE QUADRANT WINDS 
TO 30 KT. SEAS 8 TO 10 FT.

.FROM 15N TO 27N W OF 129W NE TO E WINDS TO 20 KT. SEAS 8 FT. N 
OF 26N BETWEEN 117W AND 129W N TO NE WINDS 20 KT. SEAS 8 TO 10 FT
IN N SWELL...HIGHEST N OF 29N. 
.24 HOUR FORECAST FROM 15N TO 26N W OF 130W AND N OF 21N BETWEEN 
116W AND 130W NE TO E WINDS 20 KT. SEAS 8 FT. N OF 26N BETWEEN 
115W AND 130W NW TO N WINDS 20 KT. SEAS 8 TO 10 FT IN NW TO N 
SWELL...HIGHEST N OF 28N.
.48 HOUR FORECAST FROM 14N TO 26N W OF 130W AND N OF 19N BETWEEN 
121W AND 130W NE WINDS 20 KT. SEAS 8 FT. N OF 26N BETWEEN 115W 
AND 120W NW TO N WINDS 20 KT. SEAS TO 9 FT.

.N OF 09N E OF 89W NE TO E WINDS 20 KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST WINDS LESS THAN 20 KT. SEAS LESS THAN 8 FT.

.S OF 08N BETWEEN 80W AND 89W WINDS LESS THAN 20 KT. SEAS TO 8 
FT IN S SWELL. S OF 06N BETWEEN 94W AND 106W WINDS LESS THAN 20 
KT. SEAS TO 8 FT IN SE TO S SWELL.
.24 HOUR FORECAST FROM 02N TO 07N BETWEEN 81W AND 89W S TO SW 
WINDS TO 20 KT. SEAS TO 8 FT IN S SWELL. S OF 06N BETWEEN 102W
AND 115W WINDS LESS THAN 20 KT. SEAS TO 8 FT IN SE SWELL.
.48 HOUR FORECAST FROM 02N TO 08N BETWEEN 81W AND 90W S TO SW 
WINDS 20 KT. SEAS TO 9 FT. S OF 07N BETWEEN 106W AND 128W WINDS 
LESS THAN 20 KT. SEAS TO 8 FT IN SE SWELL.

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

CONVECTION VALID AS OF 0900 UTC SAT JUN 19...
.TROPICAL STORM BLAS...NUMEROUS STRONG WITHIN 75 NM S OF CENTER.
SCATTERED STRONG ELSEWHERE WITHIN 60 NM OF CENTER EXCEPT 150 NM 
SW QUADRANT.

.LOW NEAR 13N97W...SCATTERED MODERATE ISOLATED WITHIN 90 NM 
NW AND N QUADRANTS...AND WITHIN 45 NM OF LINE FROM 14N99W TO 
16N97W. ISOLATED STRONG WITHIN 30 NM OF 14N93W.

.SCATTERED MODERATE ISOLATED STRONG WITHIN 45 NM OF 12N91W...AND
30 NM OF 05N78W.

.INTERTROPICAL CONVERGENCE ZONE...AXIS ALONG 09N83W TO 06N94W TO
05N105W...THEN RESUMES AT 12N104W TO 09N112W TO 09N120W TO
09130W TO 07N140W. SCATTERED MODERATE TO STRONG WITHIN 60 NM OF
AXIS BETWEEN 84W AND 90W. SCATTERED MODERATE WITHIN 30 NM OF 
09N126W.

$$
.FORECASTER AGUIRRE. TROPICAL PREDICTION CENTER.