000
FZNT02 KNHC 200855
HSFAT2

HIGH SEAS FORECAST                                              
NWS NATIONAL HURRICANE CENTER MIAMI FL 
1030 UTC THU AUG 20 2015

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 THU AUG 20.
24 HOUR FORECAST VALID 0600 UTC FRI AUG 21.
48 HOUR FORECAST VALID 0600 UTC SAT AUG 22.

.WARNINGS.

...HURRICANE WARNING...
.TROPICAL STORM DANNY NEAR 12.2N 43.7W 1000 MB AT 0900 UTC AUG 
20 MOVING W OR 280 DEG AT 9 KT. MAXIMUM SUSTAINED WINDS 45 KT 
GUSTS 55 KT. TROPICAL STORM FORCE WINDS WITHIN 60 NM NE 
QUADRANT...30 NM SE QUADRANT...0 NM SW QUADRANT...AND 40 NM NW 
QUADRANT.  SEAS 12 FT OR GREATER WITHIN 120 NM NW AND SE 
QUADRANTS...150 NM NE QUADRANT AND 90 NM SW QUADRANT WITH SEAS 
TO 22 FT. ELSEWHERE WITHIN 120 NM OF CENTER WINDS 20 TO 33 KT. 
SEAS 8 TO 11 FT. REMAINDER AREA WITHIN 300 NM OF CENTER WINDS 20 
KT OR LESS. SEAS TO 10 FT IN MIXED SWELL.
.24 HOUR FORECAST TROPICAL STORM DANNY NEAR 13.5N 46.3W. MAXIMUM 
SUSTAINED WINDS 55 KT GUSTS 65 KT. TROPICAL STORM FORCE WINDS 
WITHIN 50 NM NW AND SE QUADRANTS...60 NM NE QUADRANT AND 20 NM 
SW QUADRANT. SEAS 12 FT OR GREATER WITHIN 120 NM OF CENTER WITH 
SEAS TO 24 FT. ELSEWHERE WITHIN 150 NM N AND 90 NM S SEMICIRCLES 
WINDS 20 TO 33 KT. SEAS 8 TO 11 FT. REMAINDER AREA WITHIN 300 NM 
OF CENTER WINDS 20 KT OR LESS. SEAS TO 10 FT IN MIXED SWELL. 
.48 HOUR FORECAST HURRICANE DANNY NEAR 15.0N 50.0W. MAXIMUM 
SUSTAINED WINDS 65 KT GUSTS 80 KT. TROPICAL STORM FORCE WINDS 
WITHIN 70 NM NW AND SE QUADRANTS...80 NM NE QUADRANT AND 50 NM 
SW QUADRANT. SEAS 12 FT OR GREATER WITHIN 150 NM OF CENTER WITH  
SEAS TO 29 FT. ELSEWHERE WITHIN 180 NM N AND 120 NM S 
SEMICIRCLES WINDS 20 TO 33 KT. SEAS 8 TO 11 FT. REMAINDER AREA 
WITHIN 300 NM OF CENTER WINDS 20 KT OR LESS. SEAS TO 10 FT IN 
MIXED SWELL.
.72 HOUR FORECAST HURRICANE DANNY NEAR 15.5N 54.4W. MAXIMUM 
SUSTAINED WINDS 65 KT GUSTS 80 KT. EXTENDED OUTLOOK...USE FOR 
GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST HURRICANE DANNY NEAR 16.3N 60.0W. MAXIMUM 
SUSTAINED WINDS 65 KT GUSTS 80 KT.
.120 HOUR FORECAST TROPICAL STORM DANNY NEAR 17.0N 65.0W. 
MAXIMUM SUSTAINED WINDS 50 KT GUSTS 60 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 36 HOUR FORECAST LOW PRES NEAR 30N66W 1013 MB. WITHIN 180 
NM SE QUADRANT SE TO S WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. 
.48 HOUR FORECAST LOW PRES NEAR 30.5N64W 1012 MB. WINDS 20 KT OR 
LESS. SEAS LESS THAN 8 FT.

.CARIBBEAN FROM 11N TO 13N BETWEEN 74W AND 77W NE TO E WINDS 25 
TO 30 KT. SEAS 9 TO 13 FT. ELSEWHERE FROM 10.5N TO 16N BETWEEN 
69W AND 79W NE TO E WINDS 20 TO 25 KT. SEAS TO 10 FT IN NE AND E 
SWELL.
.24 HOUR FORECAST FROM 11N TO 13N BETWEEN 74W AND 77W NE TO E 
WINDS 25 TO 30 KT. SEAS 9 TO 12 FT. ELSEWHERE FROM 11N TO 15N 
BETWEEN 70W AND 78W NE TO E WINDS 20 TO 25 KT. SEAS TO 9 FT. 
REMAINDER AREA FROM 10N TO 15N BETWEEN 74W AND 81W WINDS 20 KT 
OR LESS. SEAS TO 8 FT IN MIXED NE TO E SWELL.
.30 HOUR FORECAST FROM 11N TO 14N BETWEEN 72W AND 80W NE TO E 
WINDS 20 TO 25 KT. SEAS TO 10 FT. ELSEWHERE FROM 10N TO 15N 
BETWEEN 75W AND 82W WINDS 20 KT OR LESS. SEAS TO 9 FT IN E SWELL.
.48 HOUR FORECAST FROM 11N TO 13N BETWEEN 74W AND 77W NE TO E 
WINDS 20 TO 25 KT. SEAS TO 8 FT. 

.CARIBBEAN S OF 17N BETWEEN 85W AND 88W... INCLUDING THE GULF OF 
HONDURAS...NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.06 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. 
.18 HOUR FORECAST S OF 17N BETWEEN 85W AND 88W...INCLUDING THE 
GULF OF HONDURAS...NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 8 
FT.
.24 HOUR FORECAST LITTLE CHANGE.
.36 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.
 
.GULF OF MEXICO 18 HOUR FORECAST FROM 20N TO 22N BETWEEN 88W AND 
91W NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST TROUGH FROM 19N92W TO 23N92W. N OF 21N WITHIN 
150 NM E OF TROUGH E TO SE WINDS 20 TO 25 KT. SEAS LESS THAN 8 
FT. 
.30 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.

.FORECASTER AL. NATIONAL HURRICANE CENTER.