High Seas Forecast
Issued by NWS

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000
FZPN03 KNHC 210901
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1030 UTC THU AUG 21 2014

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 AND 03.4S TO THE
EQUATOR E OF 120W

SYNOPSIS VALID 0600 UTC THU AUG 21.
24 HOUR FORECAST VALID 0600 UTC FRI AUG 22.
48 HOUR FORECAST VALID 0600 UTC SAT AUG 23.

...TROPICAL STORM WARNING...
.TROPICAL STORM KARINA NEAR 15.6N 136.2W 1001 MB AT 0900 UTC AUG
21 MOVING ESE OR 110 DEG AT 2 KT. MAXIMUM SUSTAINED WINDS 45 KT
GUSTS 55 KT. TROPICAL STORM FORCE WINDS WITHIN 50 NM OF CENTER
EXCEPT 40 NM SE QUADRANT.  SEAS 12 FT OR GREATER WITHIN 90 NM OF
CENTER WITH SEAS TO 15 FT. ELSEWHERE WITHIN 150 NM N AND 240 NM
S SEMICIRCLES WINDS 20 TO 33 KT. SEAS 8 TO 12 FT. REMAINDER OF
AREA FROM 11N TO 20N W OF 130W WINDS 20 KT OR LESS. SEAS 8 TO
9 FT IN MIXED SWELL.
.24 HOUR FORECAST TROPICAL STORM KARINA NEAR 15.1N 135.5W.
MAXIMUM SUSTAINED WINDS 40 KT GUSTS 50 KT. TROPICAL STORM FORCE
WINDS WITHIN 40 NM OF CENTER. SEAS 12 FT OR GREATER WITHIN 75 NM
OF CENTER WITH SEAS TO 14 FT. ELSEWHERE WITHIN 180 NM OF CENTER
EXCEPT 240 NM SE QUADRANT WINDS 20 TO 33 KT. SEAS 8 TO 12 FT.
REMAINDER OF AREA FROM 10N TO 21N W OF 130W WINDS 20 KT OR LESS.
SEAS 8 TO 10 FT IN MIXED SWELL.
.48 HOUR FORECAST TROPICAL STORM KARINA NEAR 16.5N 133.5W.
MAXIMUM SUSTAINED WINDS 40 KT GUSTS 50 KT. TROPICAL STORM FORCE
WINDS WITHIN 40 NM NE AND SW QUADRANTS...30 NM NW QUADRANT AND
50 NM SE QUADRANT. SEAS 12 FT OR GREATER WITHIN 60 NM OF CENTER
EXCEPT 90 NM SE QUADRANT WITH SEAS TO 15 FT. ELSEWHERE WITHIN
150 NM OF CENTER...EXCEPT 210 NM SE QUADRANT WINDS 20 TO 33 KT.
SEAS 8 TO 12 FT. REMAINDER OF AREA FROM 08N TO 23N W OF 130W
WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN MIXED SWELL.
.72 HOUR FORECAST TROPICAL STORM KARINA NEAR 18.5N 130.5W.
MAXIMUM SUSTAINED WINDS 35 KT GUSTS 45 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST POST-TROPICAL REMNANT LOW KARINA NEAR 22.5N
128.5W. MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT.
.120 HOUR FORECAST POST-TROPICAL REMNANT LOW KARINA NEAR 28.5N
131.5W. MAXIMUM SUSTAINED WINDS 25 KT GUSTS 35 KT.

...TROPICAL STORM WARNING...
.TROPICAL STORM LOWELL NEAR 19.7N 121.9W 985 MB AT 0900 UTC AUG
21 MOVING NW OR 315 DEG AT 3 KT. MAXIMUM SUSTAINED WINDS 60 KT
GUSTS 75 KT. TROPICAL STORM FORCE WINDS WITHIN 160 NM OF CENTER.
SEAS 12 FT OR GREATER WITHIN 280 NM W SEMICIRCLE...300 NM NE
QUADRANT AND 390 NM SE QUADRANT WITH SEAS TO 24 FT. ELSEWHERE
WITHIN 300 NM N AND 360 NM S SEMICIRCLES WINDS 20 TO 33 KT. SEAS
8 TO 12 FT. REMAINDER OF AREA FROM 11N TO 26N BETWEEN 111W AND
130W WINDS 20 KT OR LESS. SEAS 8 TO 11 FT IN MIXED SWELL.
.24 HOUR FORECAST TROPICAL STORM LOWELL NEAR 21.3N 123.6W.
MAXIMUM SUSTAINED WINDS 55 KT GUSTS 65 KT. LITTLE CHANGE IN
RADIUS OF TROPICAL STORM FORCE WINDS AND SEAS 12 FT OR GREATER.
ELSEWHERE WITHIN 300 NM OF CENTER...EXCEPT 420 NM SE QUADRANT
WINDS 20 TO 33 KT. SEAS 8 TO 12 FT. REMAINDER OF AREA FROM 10N
TO 28N BETWEEN 110W AND 130W WINDS 20 KT OR LESS. SEAS 8 TO 11
FT IN MIXED SWELL.
.48 HOUR FORECAST TROPICAL STORM LOWELL NEAR 23.4N 126.3W.
MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 KT. TROPICAL STORM FORCE
WINDS WITHIN 140 NM OF CENTER. SEAS 12 FT OR GREATER WITHIN 240
NM OF CENTER WITH SEAS TO 22 FT. ELSEWHERE WITHIN 300 NM OF
CENTER...EXCEPT 360 NM NW QUADRANT WINDS 20 TO 33 KT. SEAS 8 TO
12 FT. REMAINDER OF AREA FROM 08N TO 30N BETWEEN 112W AND 130W
WINDS 20 KT OR LESS. SEAS 8 TO 11 FT IN MIXED SWELL.
.72 HOUR FORECAST POST-TROPICAL LOWELL NEAR 25.3N 129.0W.
MAXIMUM SUSTAINED WINDS 35 KT GUSTS 45 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST POST-TROPICAL REMNANT LOW LOWELL NEAR 27.0N
131.5W. MAXIMUM SUSTAINED WINDS 25 KT GUSTS 35 KT.
.120 HOUR FORECAST POST-TROPICAL REMNANT LOW LOWELL NEAR 28.3N
134.5W. MAXIMUM SUSTAINED WINDS 25 KT GUSTS 35 KT.

FORECAST WINDS IN AND NEAR ACTIVE TROPICAL CYCLONES SHOULD BE
USED WITH CAUTION DUE TO UNCERTAINTY IN FORECAST TRACK...SIZE
AND INTENSITY.

.SYNOPSIS AND FORECAST.

.LOW PRES NEAR 09.5N94.5W 1007 MB. FROM 11N TO 14N BETWEEN 90W
AND 93W E TO SE WINDS 20 TO 25 KT. SEAS TO 8 FT.
.24 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR
12N98W 1006 MB. FROM 11N TO 15N BETWEEN 93W AND 100W E WINDS 20
TO 25 KT. SEAS 8 TO 10 FT. FROM 05N TO 09N BETWEEN 94W AND 100W
WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN MIXED SW AND NW SWELL.
.48 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR
14N103W 1003 MB. WITHIN 300 NM NW AND 360 NM SE SEMICIRCLES
WINDS 20 TO 30 KT. SEAS 8 TO 11 FT. FROM 03N TO 08N BETWEEN 104W
AND 118W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN MIXED SWELL.

.S OF 03S W OF 100W WINDS 20 KT OR LESS. SEAS TO 8 FT IN MIXED
SE AND SW SWELL.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST LITTLE CHANGE.

.24 HOUR FORECAST N OF 28N BETWEEN 131W AND 137W WINDS 20 KT OR
LESS. SEAS 8 FT IN MIXED SWELL.
.48 HOUR FORECAST N OF 24N W OF 130W NE WINDS 20 TO 25 KT. SEAS
8 TO 9 FT.

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

CONVECTION VALID 0900 UTC THU AUG 21...

.TROPICAL STORM KARINA...SCATTERED MODERATE ISOLATED STRONG
WITHIN 120 NM S OF CENTER.

.TROPICAL STORM LOWELL....NUMEROUS MODERATE ISOLATED STRONG
WITHIN 180 NM N SEMICIRCLE...240 NM SE AND 300 NM SW QUADRANTS.

.LOW PRES NEAR 09.5N94.5W 1007 MB...SCATTERED MODERATE WITHIN 90
NM OF CENTER.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 06N78W TO LOW PRES NEAR 09.5N94.5W TO
09N107W. SCATTERED MODERATE ISOLATED STRONG WITHIN 150 NM N AND
60 NM S OF TROUGH AXIS BETWEEN 86W AND 110W.

$$
.FORECASTER MUNDELL. NATIONAL HURRICANE CENTER.



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