000
FZPN03 KNHC 182122
HSFEP2

HIGH SEAS FORECAST 
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
2230 UTC FRI JUN 18 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1800 UTC FRI JUN 18.
24 HOUR FORECAST VALID 1800 UTC SAT JUN 19.
48 HOUR FORECAST VALID 1800 UTC SUN JUN 20.

.WARNINGS.

...TROPICAL STORM WARNING...
.TROPICAL STORM BLAS NEAR 16.1N 108.0W 999 MB AT 2100 UTC JUN 18 
MOVING WNW OR 290 DEG AT 6 KT. MAXIMUM SUSTAINED WINDS 40 KT 
GUSTS 50 KT. TROPICAL STORM FORCE WINDS WITHIN 60 NM OF CENTER. 
SEAS 12 FT OR GREATER WITHIN 90 NM E SEMICIRCLE AND 60 NM W 
SEMICIRCLE WITH SEAS TO 15 FT.
.24 HOUR FORECAST TROPICAL STORM BLAS NEAR 16.6N 110.2W. MAXIMUM
SUSTAINED WINDS 35 KT GUSTS 45 KT. TROPICAL STORM FORCE WINDS
WITHIN 50 NM N SEMICIRCLE AND 40 NM S SEMICIRCLE. SEAS 12 FT OR 
GREATER 30 NM N SEMICIRCLE WITH SEAS TO 15 FT.
.48 HOUR FORECAST TROPICAL DEPRESSION BLAS NEAR 16.9N 113.6W.
MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT. SEAS 12 FT OR GREATER 
WITHIN 60 NM OF CENTER WITH SEAS TO 14 FT.
.72 HOUR FORECAST TROPICAL DEPRESSION BLAS NEAR 17.0N 117.0W.
MAXIMUM SUSTAINED WINDS 25 KT GUSTS 35 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST TROPICAL DEPRESSION BLAS POST-TROP/REMNT LOW
NEAR 16.5N 120.0W. MAXIMUM SUSTAINED WINDS 25 KT GUSTS 35 KT.
.120 HOUR FORECAST TROPICAL DEPRESSION BLAS POST-TROP/REMNT LOW
NEAR 16.0N 123.5W. 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 
N AND WITHIN 150 NM S SEMICIRCLES OF TROPICAL STORM BLAS WINDS
20 TO 33 KT. SEAS 8 TO 12 FT.
.48 HOUR FORECAST...EXCEPT AS NOTED IN WARNINGS...WITHIN 240 NM 
NW AND 90 NM SE SEMICIRCLES OF TROPICAL DEPRESSION BLAS WINDS 20 
TO 25 KT. SEAS 8 TO 12 FT.

.LOW NEAR 13N95W 1010 MB MOVING W NEAR 10 KT. WITHIN 180 NM E 
SEMICIRCLE E TO SE WINDS 20 TO 25 KT. SEAS 8 TO 10 FT. 
.24 HOUR FORECAST LOW NEAR 13N100W 1009 MB. WITHIN 120 NM NE 
SEMICIRCLE OF CENTER E TO SE WINDS 20 TO 25 KT. SEAS 8 TO 10 FT. 
.48 HOUR FORECAST LOW NEAR 13N101W 1008 MB. WITHIN 120 NM OF LOW 
WINDS 20 KT. SEAS 8 TO 10 FT.

.FROM 18N TO 23N W OF 130W NE TO E WINDS 20 KT. SEAS 8 FT. 
ELSEWHERE N OF 20N W OF 118W WINDS LESS THAN 20 KT. SEAS TO 8 FT 
IN N SWELL. 
.24 HOUR FORECAST N OF 27N E OF 125W TO THE COAST OF BAJA 
CALIFORNIA NW TO N WINDS 20 KT. SEAS 8 TO 10 FT IN NW SWELL. 
ELSEWHERE N OF 23N E OF 130W WINDS LESS THAN 20 KT. SEAS TO 9 FT 
IN N SWELL.
.48 HOUR FORECAST N OF 20N BETWEEN 117W AND 127W N TO NE WINDS 
20 KT. SEAS 8 TO 10 FT IN NW TO N SWELL. FROM 20N TO 23N W OF 
120W NE TO E WINDS TO 20 KT. SEAS TO 8 FT.

.FROM 09N TO 12N W OF 134W NE TO E WINDS 20 KT. SEAS TO 8 FT.
.24 HOUR FORECAST FROM 08N TO 12N W OF 135W NE TO E WINDS 20 KT. 
SEAS TO 9 FT IN NE WIND WAVES. FROM 15N TO 18N W OF 135W NE TO E 
WINDS TO 20 KT. SEAS TO 8 FT. ELSEWHERE S OF 10N AND NE OF LINE 
10N122W TO 00N139W WINDS LESS THAN 20 KT. SEAS TO 9 FT IN SE 
SWELL.
.48 HOUR FORECAST FROM 09N TO 13N W OF 130W NE TO E WINDS TO 20 
KT. SEAS TO 8 FT. S OF 09N W OF 137W WINDS LESS THAN 20 KT. SEAS 
TO 8 FT. 

.S OF 07N BETWEEN 80W AND 89W WINDS LESS THAN 20 KT. SEAS 8 TO 
10 FT IN S SWELL. S OF 06N BETWEEN 92W AND 104W WINDS LESS THAN 
20 KT. SEAS TO 9 FT IN S SWELL.
.24 HOUR FORECAST S OF 07N BETWEEN 81W AND 86W WINDS LESS THAN 
20 KT. SEAS TO 9 FT IN S SWELL. S OF 06N BETWEEN 96W AND 114W 
WINDS LESS THAN 20 KT. SEAS 8 FT IN S SWELL.
.48 HOUR FORECAST S OF 06N BETWEEN 81W AND 89W S TO SW WINDS TO 
20 KT. SEAS TO 8 FT. S OF 07N BETWEEN 105W AND 120W WINDS LESS 
THAN 20 KT. SEAS TO 8 FT IN S SWELL.

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

CONVECTION VALID AS OF 2100 UTC FRI JUN 18...
.TROPICAL STORM BLAS...SCATTERED STRONG WITHIN 150 NM SW 
SEMICIRCLE. 

.LOW NEAR 13N95W...SCATTERED MODERATE TO STRONG WITHIN 60 NM OF 
LINE FROM 14N93W TO 15N96W.

.TROPICAL WAVE ALONG 78W N OF 04N ACROSS PANAMA INTO THE SW 
CARIBBEAN MOVING W 10-15 KT. SCATTERED STRONG N OF 6N ACROSS 
PANAMA BETWEEN 77W AND 81W.

.INTERTROPICAL CONVERGENCE ZONE...AXIS 07N78W TO 10N93W THEN 
RESUMES FROM 10N107W TO 09N127W TO 07N140W. SCATTERED MODERATE 
ISOLATED STRONG FROM 04N TO 08N BETWEEN 78W AND 88W. SCATTERED 
MODERATE WITHIN 90 NM OF ITCZ FROM 133W TO 137W. 


$$
.FORECASTER PAW. TROPICAL PREDICTION CENTER.