High Seas Forecast
Issued by NWS

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000
FZPN03 KNHC 282212 CCA
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
2230 UTC WED SEP 28 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1800 UTC WED SEP 28.
24 HOUR FORECAST VALID 1800 UTC THU SEP 29.
48 HOUR FORECAST VALID 1800 UTC FRI SEP 30.

.WARNINGS.

...TROPICAL STORM WARNING...
.TROPICAL STORM ULIKA NEAR 15.1N 138.7W 1000 MB AT 2100 UTC SEP
28 MOVING N OR 010 DEG AT 6 KT. MAXIMUM SUSTAINED WINDS 50 KT
GUSTS 60 KT. TROPICAL STORM FORCE WINDS WITHIN 30 NM OF CENTER
...EXCEPT 40 NM SE QUADRANT. SEAS 12 FT OR GREATER WITHIN 60 NM
E SEMICIRCLE AND 45 NM W SEMICIRCLE WITH SEAS TO 18 FT.
ELSEWHERE OVER FORECAST WATERS WITHIN 120 NM OF CENTER WINDS 20
TO 33 KT. SEAS 9 TO 11 FT. REMAINDER OF FORECAST WATERS FROM
12.5N TO 17N W OF 137W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN
MIXED SWELL.
.24 HOUR FORECAST TROPICAL STORM ULIKA NEAR 16.9N 139.4W.
MAXIMUM SUSTAINED WINDS 35 KT GUSTS 45 KT. TROPICAL STORM FORCE
WINDS WITHIN 30 NM E SEMICIRCLE...0 NM SW QUADRANT AND 20 NM NW
QUADRANT. SEAS 12 FT OR GREATER WITHIN 60 NM OF CENTER WITH SEAS
TO 15 FT. ELSEWHERE OVER FORECAST WATERS WITHIN 150 NM NE AND
120 NM SE QUADRANTS WINDS 20 TO 33 KT. SEAS 8 TO 11 FT.
REMAINDER OF FORECAST WATERS FROM 15N TO 20N W OF 138W WINDS 20
KT OR LESS. SEAS 8 TO 10 IN MIXED SWELL.
.48 HOUR FORECAST POST-TROPICAL REMNANT LOW ULIKA W OF AREA NEAR 17.6N
141.2W. MAXIMUM SUSTAINED WINDS 20 KT GUSTS 30 KT. FROM 19N TO 22N W OF
138W NE TO E WINDS 20 TO 25 KT. SEAS 8 TO 9 FT.
.72 HOUR FORECAST POST-TROPICAL REMNANT LOW ULIKA NEAR 17.7N
144.5W. MAXIMUM SUSTAINED WINDS 15 KT GUSTS 20 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST REMNANT LOW...DISSIPATED.

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.

.TROPICAL DEPRESSION ROSLYN NEAR 21.6N 115.2W 1007 MB AT 2100
UTC SEP 28 MOVING N OR 360 DEG AT 6 KT. MAXIMUM SUSTAINED WINDS
30 KT GUSTS 40 KT WITHIN 60 NM OF CENTER. WITHIN 150 NM N
SEMICIRCLE WINDS 20 TO 30 KT. SEAS 8 TO 10 FT. WITHIN 120 NM SE
QUADRANT AND 60 NM SW QUADRANT WINDS 20 TO 25 KT. SEAS TO 9 FT.
.18 HOUR FORECAST POST-TROPICAL REMNANT LOW ROSLYN NEAR 22.4N
115.6W. MAXIMUM SUSTAINED WINDS 25 KT GUSTS 35 KT. SEAS TO 9 FT.
.24 HOUR FORECAST POST-TROPICAL REMNANT LOW ROSLYN NEAR 23.0N
116.3W. MAXIMUM SUSTAINED WINDS 20 KT GUSTS 30 KT. SEAS 8 FT
.48 HOUR FORECAST POST-TROPICAL REMNANT LOW...DISSIPATED.

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

.WITHIN 60 NM OF A LINE FROM 16N100W TO 17N104W E TO SE WINDS 20
TO 25 KT. SEAS TO 8 FT.
.12 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.S OF 02N BETWEEN 96W AND 115W WINDS 20 KT OR LESS. SEAS 8 FT IN
SW SWELL.
.12 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.18 HOUR FORECAST WITHIN 30 NM OF LINE FROM 16N95W TO 15N95W...
INCLUDING GULF OF TEHUANTEPEC...N TO NE WINDS 20 TO 25 KT.
SEAS LESS THAN 8 FT.
.24 HOUR FORECAST LITTLE CHANGE.
.30 HOUR FORECAST WITHIN 30 NM OF LINE FROM 16N95W TO 15N95.5W
...INCLUDING GULF OF TEHUANTEPEC...N TO NE WINDS 20 TO 25 KT.
SEAS TO 9 FT.
.48 HOUR FORECAST WITHIN 30 NM OF LINE FROM 15N95W TO 14N95W TO
13.5N96W WINDS 20 KT OR LESS. SEAS 8 FT PRIMARILY IN NE SWELL.

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

CONVECTION VALID AT 2145 UTC WED SEP 28...

.TROPICAL STORM ULIKA...SCATTERED MODERATE TO STRONG WITHIN 60 NM
OF CENTER...EXCEPT 30 NM E AND W QUADRANTS.

.TROPICAL DEPRESSION ROSLYN...SCATTERED MODERATE BETWEEN
60 NM AND 150 NM N QUADRANT.

.SCATTERED MODERATE TO STRONG WITHIN 60 NM OF LINE FROM 13N98W
TO 15N102W TO 16N105W TO 18N109W.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH AXIS EXTENDS FROM 10N85W TO 11N100W TO 12N107W TO
06N117W...WHERE IT FRACTURES. IT RESUMES FROM 13N117W TO 12N126W
TO 13N136W. SCATTERED MODERATE ISOLATED STRONG WITHIN 120 NM S
OF AXIS BETWEEN 101W AND 104W...AND ALSO WITHIN 180 NM N AND 120
NM S OF THE AXIS BETWEEN 115W AND 118W.

$$
.FORECASTER AGUIRRE. NATIONAL HURRICANE CENTER.



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