000
FZNT02 KNHC 110905
HSFAT2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1030 UTC WED OCT 11 2017

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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.

PAN PAN

ATLANTIC FROM 07N TO 31N W OF 35W INCLUDING CARIBBEAN SEA AND
GULF OF MEXICO

SYNOPSIS VALID 0600 UTC WED OCT 11.
24 HOUR FORECAST VALID 0600 UTC THU OCT 12.
48 HOUR FORECAST VALID 0600 UTC FRI OCT 13.

.WARNINGS.

...ATLC HURRICANE WARNING... 
.TROPICAL STORM OPHELIA NEAR 30.2N 37.0W 996 MB AT 0900 UTC OCT 
11 MOVING SE OR 125 DEG AT 5 KT. MAXIMUM SUSTAINED WINDS 55 KT 
GUSTS 65 KT. TROPICAL STORM FORCE WINDS WITHIN 40 NM NW AND SE 
QUADRANTS...30 NM NE QUADRANT AND 50 NM SW QUADRANT. SEAS 12 FT 
OR GREATER WITHIN 90 NM OF CENTER WITH SEAS TO 20 FT. ELSEWHERE 
OVER FORECAST WATERS N OF 27N E OF 42W WINDS 20 TO 33 KT. SEAS 8 
TO 12 FT. 
.24 HOUR FORECAST HURRICANE OPHELIA NEAR 30.1N 35.9W. MAXIMUM 
SUSTAINED WINDS 65 KT GUSTS 80 KT. TROPICAL STORM FORCE WINDS 
WITHIN 60 NM OF CENTER. SEAS 12 FT OR GREATER WITHIN 120 NM OF 
CENTER WITH SEAS TO 24 FT. ELSEWHERE OVER FORECAST WATERS N OF 
27N E OF 39W WINDS 20 TO 33 KT. SEAS 10 TO 12 FT. REMAINDER OF 
AREA N OF 26N E OF 41W WINDS 20 KT OR LESS. SEAS TO 10 FT IN 
MIXED SWELL. 
.48 HOUR FORECAST HURRICANE OPHELIA NEAR 31.2N 34.0W. MAXIMUM 
SUSTAINED WINDS 75 KT GUSTS 90 KT. TROPICAL STORM FORCE WINDS 
WITHIN 80 NM OF CENTER EXCEPT 70 NM NW QUADRANT. SEAS 12 FT OR 
GREATER WITHIN 150 NM OF CENTER WITH SEAS TO 26 FT. ELSEWHERE 
OVER FORECAST WATERS N OF 28N E OF 38W WINDS 20 TO 33 KT. SEAS 
10 TO 12 FT. REMAINDER OF AREA N OF 26N E OF 40W WINDS 20 KT OR 
LESS. SEAS 8 TO 10 FT IN MIXED SWELL. 
.72 HOUR FORECAST HURRICANE OPHELIA NEAR 33.5N 28.5W. MAXIMUM 
SUSTAINED WINDS 70 KT GUSTS 85 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST HURRICANE OPHELIA NEAR 37.5N 20.5W. MAXIMUM 
SUSTAINED WINDS 70 KT GUSTS 85 KT.
.120 HOUR FORECAST POST-TROPICAL EXTRATROPICAL OPHELIA NEAR 
43.0N 13.0W. MAXIMUM SUSTAINED WINDS 65 KT GUSTS 80 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.

.ATLC TROUGHS FROM 28N60W TO 20N64W AND FROM 28N69W TO 22N72W. 
WITHIN AREA BOUNDED BY 27N76W TO 30N70W TO 30N62W TO 24N60W TO 
28N74W TO 27N76W NE TO E WINDS 20 TO 25 KT. SEAS 8 TO 9 FT.
.24 HOUR FORECAST TROUGH FROM 28N68W TO 22N72W. FROM 26N TO 29N 
BETWEEN 73W AND 78W WINDS 20 KT OR LESS. SEAS 8 FT IN E SWELL 
OUTSIDE BAHAMAS.
.36 HOUR FORECAST TROUGH FROM 28N72W TO 22N79W. WINDS 20 KT OR 
LESS. SEAS LESS THAN 8 FT.

.ATLC TROPICAL WAVE FROM 14N40W TO 03N44W. FROM 10N TO 14N 
BETWEEN 38W AND 44W E TO SE WINDS 20 TO 25 KT. SEAS TO 9 FT. 
.24 HOUR FORECAST TROPICAL WAVE FROM 15N45W TO 04N48W. FROM 12N 
TO 15N BETWEEN 46W AND 50W E TO SE WINDS 20 TO 25 KT. SEAS TO 8 
FT. 
.48 HOUR FORECAST TROPICAL WAVE FROM 16N51W TO 06N55W. WINDS 20 
KT OR LESS. SEAS LESS THAN 8 FT. 

.GULF OF MEXICO COLD FRONT FROM 30N91W TO 21N98W. S OF 25N W OF 
FRONT NW TO N WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. 
.12 HOUR FORECAST COLD FRONT FROM 30N90W TO 24N96W TO 19N95W. S 
OF 25N W OF FRONT NW TO N WINDS 20 TO 30 KT. SEAS TO 9 FT. 
.24 HOUR FORECAST WEAKENING STATIONARY FRONT FROM 30N88W TO 
26N96W TO 18N95W. S OF 22N W OF FRONT NW WINDS 20 TO 25 KT. SEAS 
TO 8 FT. 
.42 HOUR FORECAST FRONT DISSIPATED. WINDS 20 KT OR LESS. SEAS 
LESS THAN 8 FT. 

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

$$
.FORECASTER LATTO. NATIONAL HURRICANE CENTER.