High Seas Forecast
Issued by NWS

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000
FZPN03 KNHC 201455
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1630 UTC WED AUG 20 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1200 UTC WED AUG 20.
24 HOUR FORECAST VALID 1200 UTC THU AUG 21.
48 HOUR FORECAST VALID 1200 UTC FRI AUG 22.

...TROPICAL STORM WARNING...
.TROPICAL STORM KARINA NEAR 15.8N 136.6W 998 MB AT 1500 UTC AUG
20 MOVING IS STATIONARY. MAXIMUM SUSTAINED WINDS 50 KT GUSTS 60
KT. TROPICAL STORM FORCE WINDS WITHIN 60 NM W SEMICIRCLE...50 NM
NE QUADRANT AND 40 NM SE QUADRANT. SEAS 12 FT OR GREATER WITHIN
100 NM E SEMICIRCLE...90 NM SW QUADRANT AND 120 NM NW QUADRANT
WITH SEAS TO 18 FT. ELSEWHERE WITHIN 120 NM N QUADRANT AND 180
NM S SEMICIRCLE WINDS 20 TO 33 KT. SEAS 8 TO 12 FT.
.24 HOUR FORECAST TROPICAL STORM KARINA NEAR 15.5N 136.5W.
MAXIMUM SUSTAINED WINDS 50 KT GUSTS 60 KT. TROPICAL STORM FORCE
WINDS WITHIN 50 NM OF CENTER. SEAS 12 FT OR GREATER WITHIN 90 NM
OF CENTER SW AND 60 NM NE SEMICIRCLES WITH SEAS TO 20 FT.
ELSEWHERE WITHIN 180 NM N AND 240 NM S SEMICIRCLES WINDS 20 TO
33 KT. SEAS 8 TO 12 FT.
.48 HOUR FORECAST TROPICAL STORM KARINA NEAR 15.2N 135.3W.
MAXIMUM SUSTAINED WINDS 50 KT GUSTS 60 KT. TROPICAL STORM FORCE
WINDS WITHIN 40 NM W SEMICIRCLE...50 NM NE QUADRANT AND 60 NM SE
QUADRANT. SEAS 12 FT OR GREATER WITHIN 120 NM OF CENTER WITH
SEAS TO 20 FT. ELSEWHERE WITHIN 180 NM SE AND 90 NM NW
SEMICIRCLES WINDS 20 TO 33 KT. SEAS TO 12 FT. REMAINDER OF AREA
FROM 08N TO 17N BETWEEN 130W AND 140W WINDS 20 KT OR LESS. SEAS
TO 8 TO 12 FT.
.72 HOUR FORECAST TROPICAL STORM KARINA NEAR 17.0N 132.5W.
MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 KT. EXTENDED
OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST TROPICAL STORM KARINA NEAR 20.5N 129.0W.
MAXIMUM SUSTAINED WINDS 35 KT GUSTS 45 KT.
.120 HOUR FORECAST POST-TROPICAL REMNANT LOW KARINA NEAR 26.5N
129.5W. MAXIMUM SUSTAINED WINDS 25 KT GUSTS 35 KT.

...TROPICAL STORM WARNING...
.TROPICAL STORM LOWELL NEAR 19.1N 121.2W 996 MB AT 1500 UTC AUG
20 MOVING NW OR 310 DEG AT 4 KT. MAXIMUM SUSTAINED WINDS 45 KT
GUSTS 55 KT. TROPICAL STORM FORCE WINDS WITHIN 120 NM NE
QUADRANT...180 NM SE QUADRANT...150 NM SW QUADRANT...AND 110 NM
NW QUADRANT. SEAS 12 FT OR GREATER WITHIN 200 NM W
SEMICIRCLE...270 NM NE QUADRANT AND 360 NM SE QUADRANT WITH SEAS
TO 20 FT. ELSEWHERE WITHIN 210 NM NW AND 360 NM SE SEMICIRCLES
WINDS 20 TO 33 KT. SEAS TO 12 FT. REMAINDER OF AREA FROM 11N TO
25N BETWEEN 112W AND 127W WINDS 20 KT OR LESS. SEAS 8 TO 12 FT
IN A BROAD MIX OF SWELL.
.24 HOUR FORECAST TROPICAL STORM LOWELL NEAR 20.2N 122.2W.
MAXIMUM SUSTAINED WINDS 50 KT GUSTS 60 KT. LITTLE CHANGE IN
RADIUS OF TROPICAL STORM FORCE WINDS. SEAS 12 FT OR GREATER
WITHIN 180 NM NW AND 390 NM SE SEMICIRCLES WITH SEAS TO 22 FT.
ELSEWHERE WITHIN 330 NM NW AND 400 NM SE SEMICIRCLES WINDS 20 TO
33 KT. SEAS TO 12 FT. REMAINDER OF AREA FROM 10N TO 26N BETWEEN
112W AND 129W WINDS 20 KT OR LESS. SEAS 8 TO 12 FT IN A BROAD
MIX OF SWELL.
.48 HOUR FORECAST TROPICAL STORM LOWELL NEAR 22.1N 124.2W.
MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 KT. TROPICAL STORM FORCE
WINDS WITHIN 120 NM NE AND SW QUADRANTS...90 NM NW QUADRANT AND
150 NM SE QUADRANT. SEAS 12 FT OR GREATER WITHIN 210 NM NW AND
WITHIN 330 NM SE SEMICIRCLES WITH SEAS TO 23 FT. ELSEWHERE
WITHIN 280 NM SW SEMICIRCLE 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 12 FT IN A BROAD MIX OF SWELL.
.72 HOUR FORECAST TROPICAL STORM LOWELL NEAR 24.5N 127.0W.
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 26.0N
130.0W. MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT.
.120 HOUR FORECAST POST-TROPICAL REMNANT LOW LOWELL NEAR 27.0N
133.0W. 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.

.FROM 11N TO 12.5N E OF 90W...INCLUDING GULF OF PAPAGAYO...NE TO
E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.12 HOUR FORECAST FROM 11N TO 13.5N BETWEEN 90W AND 93W E TO
SE WINDS 20 TO 25 KT. SEAS TO 8 FT.
.24 HOUR FORECAST MERGED WITH SECTION BELOW.

.24 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR
11N96W 1008 MB. FROM 11N TO 14N BETWEEN 90W AND 97W E TO SE
WINDS 20 TO 25 KT. SEAS 8 TO 9 FT.
.48 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR
11N101W 1006 MB. FROM 11N TO 15N BETWEEN 96W AND 102W NE TO E
WINDS 20 TO 25 KT. SEAS 8 TO 10 FT. ELSEWHERE FROM 06N TO 09N
BETWEEN 96W AND 101W. SW WINDS 20 TO 25 KT. SEAS 8 TO 9 FT.

.48 HOUR FORECAST N OF 27N W OF 132W NE WINDS 20 TO 25 KT. SEAS
8 FT.

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

CONVECTION VALID 1415 UTC WED AUG 20...

.TROPICAL STORM KARINA...SCATTERED MODERATE STRONG WITHIN 150 NM
OF CENTER EXCEPT NW QUADRANT.

.TROPICAL STORM LOWELL...SCATTERED MODERATE TO STRONG WITHIN 180
NM S SEMICIRCLE. SCATTERED MODERATE ELSEWHERE FROM 15N TO 22N
BETWEEN 118W AND 124W.

.TROPICAL WAVE FROM LOW PRES NEAR 08N94W 1008 MB TO
16N95W...SCATTERED MODERATE TO STRONG OVER BROAD AREA N OF 09N
BETWEEN 88W AND 102W.

.SCATTERED MODERATE ISOLATED STRONG FROM 11N TO 17N BETWEEN 104W
AND 112W AND FROM 19N TO 25N E OF 110W TO COAST OF MEXICO
INCLUDING S GULF OF CALIFORNIA.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 08N78W TO LOW PRES 08N94W 1008 MB TO 08N104W
TO 09N111W. SCATTERED MODERATE TO ISOLATED STRONG WITHIN 120 NM
S OF TROUGH BETWEEN 77W AND 82W...AND WITHIN 180 NM S OF TROUGH
BETWEEN 94W AND 107W.

$$
.FORECASTER PAW. NATIONAL HURRICANE CENTER.



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