High Seas Forecast
Issued by NWS

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000
FZPN03 KNHC 250233
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
0430 UTC THU AUG 25 2016

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0000 UTC THU AUG 25.
24 HOUR FORECAST VALID 0000 UTC FRI AUG 26.
48 HOUR FORECAST VALID 0000 UTC SAT AUG 27.

.WARNINGS.

...TROPICAL STORM WARNING...
.TROPICAL DEPRESSION THIRTEEN-E NEAR 15.7N 110.9W 1006 MB AT 0300
UTC AUG 25 MOVING WNW OR 295 DEG AT 10 KT. MAXIMUM SUSTAINED WINDS
30 KT GUSTS 40 KT.  WITHIN 120 NM NE SEMICIRCLE WINDS 20 TO 30 KT.
SEAS 8 TO 10 FT IN MIXED E AND SW SWELL.
.24 HOUR FORECAST TROPICAL STORM THIRTEEN-E NEAR 16.8N 113.8W.
MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 KT. TROPICAL STORM FORCE
WINDS WITHIN 50 NM NE QUADRANT...30 NM SE QUADRANT...20 NM SW
QUADRANT...AND 40 NM NW QUADRANT. SEAS 12 FT OR GREATER WITHIN 90 NM
N AND 45 NM S SEMICIRCLES WITH SEAS TO 16 FT. ELSEWHERE WITHIN 120
NM NE AND 60 NM SW SEMICIRCLES WINDS 20 TO 30 KT. SEAS 8 TO 11 FT.
.48 HOUR FORECAST TROPICAL STORM THIRTEEN-E NEAR 17.6N 116.4W.
MAXIMUM SUSTAINED WINDS 60 KT GUSTS 75 KT. TROPICAL STORM FORCE
WINDS WITHIN 80 NM NE QUADRANT...60 NM SE QUADRANT...50 NM SW
QUADRANT...AND 70 NM NW QUADRANT. WINDS 20 TO 33 KT AND SEAS 12 FT
OR GREATER WITHIN 120 NM N AND 90 NM S SEMICIRCLES WITH SEAS TO 22
FT. ELSEWHERE WITHIN 180 NM OF CENTER WINDS 20 KT OR LESS. SEAS 8 TO
12 FT.
.72 HOUR FORECAST HURRICANE THIRTEEN-E NEAR 17.8N 119.7W.
MAXIMUM SUSTAINED WINDS 70 KT GUSTS 85 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST HURRICANE THIRTEEN-E NEAR 17.9N 124.4W.
MAXIMUM SUSTAINED WINDS 75 KT GUSTS 90 KT.
.120 HOUR FORECAST HURRICANE THIRTEEN-E NEAR 18.1N 129.4W.
MAXIMUM SUSTAINED WINDS 70 KT GUSTS 85 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.

.POST-TROPICAL CYCLONE KAY NEAR 24N125.5W 1015 MB. WITHIN 120 NM NW
SEMICIRCLE WINDS 20 KT OR LESS. SEAS TO 8 FT IN MIXED E AND NE SWELL.
.12 HOUR FORECAST POST-TROPICAL REMNANT LOW KAY DISSIPATED.
WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.LOW PRES NEAR 12N125W 1008 MB MOVING W AT 10 KT. WITHIN 360 NM E
SEMICIRCLE WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN MIXED S AND SW
SWELL...AND E WIND WAVES NE QUADRANT. ELSEWHERE FROM 01N TO 16N
BETWEEN 114W AND 124W WINDS 20 KT OR LESS. SEAS TO 10 FT IN MIXED SE
AND SW SWELL.
.24 HOUR FORECAST LOW PRES NEAR 12N130W 1007 MB. FROM 13N TO 17N
BETWEEN 130W AND 138W NE TO E WINDS 20 TO 25 KT. SEAS TO 9 FT.
.48 HOUR FORECAST LOW PRES NEAR 13N135W 1007 MB. WITHIN 300 NM SE
SEMICIRCLE S TO SW WINDS 20 TO 25 KT. SEAS 8 TO 9 FT.

.WITHIN 30 NM EITHER SIDE OF LINE FROM 16.5N95W TO 14.5N96W...
INCLUDING THE GULF OF TEHUANTEPEC...N TO NE WINDS 20 TO 30 KT.
SEAS TO 9 FT.
.24 HOUR FORECAST WITHIN 30 NM EITHER SIDE OF LINE FROM 16.5N95W
TO 14N95W TO 12.5N96W...INCLUDING THE GULF OF TEHUANTEPEC WINDS
20 KT OR LESS. SEAS 8 FT.
.36 HOUR FORECAST WITHIN 30 NM EITHER SIDE OF LINE FROM 16.5N95WTO
14.5N96W...INCLUDING THE GULF OF TEHUANTEPEC N WINDS 20 TO 25
KT. SEAS TO 8 FT.
.42 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

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

CONVECTION VALID AT 0230 UTC THU AUG 25...

.TROPICAL DEPRESSION THIRTEEN-E...SCATTERED MODERATE TO
STRONG WITHIN 150 NM NE AND 120 NM SW SEMICIRCLES.

.LOW PRESSURE NEAR 12N125W...SCATTERED MODERATE ISOLATED
STRONG FROM 12N TO 16N BETWEEN 125W AND 129W.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH EXTENDS FROM 10N85W TO 08N95W TO 10N102W.  ITCZ AXIS
EXTENDS  FROM 10N136W CONTINUING BEYOND 10N140W. WIDELY SCATTERED TO
SCATTERED MODERATE ISOLATED STRONG WITHIN 120-180 NM S OF TROUGH
BETWEEN 86W AND 101W.

$$
.FORECASTER COBB. NATIONAL HURRICANE CENTER.


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