High Seas Forecast
Issued by NWS

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000
FZPN03 KNHC 281541
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1630 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1200 UTC WED SEP 28.
24 HOUR FORECAST VALID 1200 UTC THU SEP 29.
48 HOUR FORECAST VALID 1200 UTC FRI SEP 30.

.WARNINGS.

...TROPICAL STORM WARNING...
.TROPICAL STORM ULIKA NEAR 14.5N 138.7W 995 MB AT 1500 UTC SEP
28 MOVING NNE OR 030 DEG AT 6 KT. MAXIMUM SUSTAINED WINDS 60 KT
GUSTS 75 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...30 NM SW QUADRANT AND 45 NM NW QUADRANT WITH SEAS
TO 20 FT. ELSEWHERE OVER FORECAST WATERS WITHIN 120 NM OF CENTER
WINDS 20 TO 33 KT. SEAS 8 TO 11 FT. REMAINDER OF FORECAST WATERS
FROM 12.5N TO 17N W OF 137W WINDS 20 KT OR LESS. SEAS TO 10 FT
IN MIXED SWELL.
.24 HOUR FORECAST TROPICAL STORM ULIKA NEAR 16.0N 139.2W.
MAXIMUM SUSTAINED WINDS 50 KT GUSTS 60 KT. TROPICAL STORM FORCE
WINDS WITHIN 30 NM E SEMICIRCLE AND 20 NM W SEMICIRCLE. SEAS 12
FT OR GREATER WITHIN 90 NM OF CENTER WITH SEAS TO 16 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 19N W OF 138W WINDS 20 KT OR LESS.
SEAS TO 10 PRIMARILY IN MIXED SWELL.
.48 HOUR FORECAST TROPICAL STORM ULIKA NEAR 17.3N 141.2W.
MAXIMUM SUSTAINED WINDS 35 KT GUSTS 45 KT. TROPICAL STORM FORCE
WINDS WITHIN 0 NM W SEMICIRCLE...30 NM NE QUADRANT AND 20 NM SE
QUADRANT. SEAS 12 FT OR GREATER WITHIN 60 NM NE AND 30 NM SE
QUADRANTS WITH SEAS TO 13 FT. ELSEWHERE OVER FORECAST WATERS
WITHIN 120 NM E SEMICIRCLE WINDS 20 TO 33 KT. SEAS 8 TO 11 FT.
.72 HOUR FORECAST POST-TROPICAL REMNANT LOW ULIKA NEAR 17.5N
144.1W. MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST POST-TROPICAL REMNANT LOW ULIKA NEAR 17.5N
148.6W. MAXIMUM SUSTAINED WINDS 20 KT GUSTS 30 KT.
.120 HOUR FORECAST...DISSIPATED.

FORECAST WINDS IN AND NEAR ACTIVE TROPICAL CYCLONES SHOULD
BEUSED WITH CAUTION DUE TO UNCERTAINTY IN FORECAST
TRACK...SIZEAND INTENSITY.

.SYNOPSIS AND FORECAST.

.TROPICAL DEPRESSION ROSLYN NEAR 21.0N 115.2W 1007 MB AT 1500
UTC SEP 28 MOVING NE OR 035 DEG AT 9 KT. MAXIMUM SUSTAINED WINDS
30 KT GUSTS 40 KT. WITHIN 150 NM NE SEMICIRCLE WINDS 20 TO 30
KT. SEAS 8 TO 10 FT. WITHIN 120 NM SE AND 60 NM SW QUADRANTS
WINDS 20 TO 25 KT. SEAS TO 9 FT.
.24 HOUR FORECAST POST-TROPICAL REMNANT LOW ROSLYN NEAR 22.9N
116.1W. MAXIMUM SUSTAINED WINDS 20 KT GUSTS 30 KT. SEAS LESS
THAN 8 FT.
.48 HOUR FORECAST POST-TROPICAL REMNANT LOW ROSLYN NEAR 23.6N
117.6W. MAXIMUM SUSTAINED WINDS 15 KT GUSTS 20 KT. SEAS LESS
THAN 8 FT.
.72 HOUR FORECAST...DISSIPATED.

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

.S OF 01.5N BETWEEN 92W AND 120W WINDS 20 KT OR LESS. SEAS TO 9
FT IN SW SWELL.
.24 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.24 HOUR FORECAST GULF OF TEHUANTEPEC N OF 15N N WINDS 20 TO 25
KT. SEAS LESS THAN 8 FT.
.30 HOUR FORECAST GULF OF TEHUANTEPEC N OF 14.5N N TO NE WINDS
20 TO 25 KT. SEAS TO 8 FT.
.48 HOUR FORECAST WITHIN 30 NM OF LINE FROM 16.5N95W TO
14N95.5W...INCLUDING GULF OF TEHUANTEPEC...N TO NE WINDS 20 TO
30 KT. SEAS TO 10 FT.

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

CONVECTION VALID AT 1500 UTC WED SEP 28...

.TROPICAL STORM ULIKA...SCATTERED MODERATE TO STRONG WITHIN 60 NM
OF CENTER. SCATTERED MODERATE ELSEWHERE WITHIN 120 NM SE
SEMICIRCLE.

.TROPICAL DEPRESSION ROSLYN...SCATTERED MODERATE TO STRONG
FROM 45 TO 180 NM N QUADRANT. SCATTERED LIGHT TO MODERATE
ELSEWHERE FROM 45 TO 150 NM N SEMICIRCLE.

.SCATTERED MODERATE TO STRONG WITHIN 240 NM OF COASTLINE BETWEEN
90W AND MEXICAN COAST NEAR 23N106W.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH EXTENDS FROM 10N74W TO 10N93.5W TO 11.5N107W TO
07.5N119W...WHERE IT FRACTURES...THEN RESUMES FROM 13N117W TO
14N135W. ISOLATED MODERATE CONVECTION NOTED FROM 05N TO 08N
BETWEEN 85W AND 99W. SCATTERED MODERATE TO STRONG CONVECTION
NOTED FROM 06N TO 09.5N BETWEEN 111W AND 118W.

$$
.FORECASTER STRIPLING. NATIONAL HURRICANE CENTER.



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