NOAA>NWS>NCEP>OPC>N Atlantic High Seas Forecast

                   
                     
590 
FZNT01 KWBC 071602
HSFAT1

HIGH SEAS FORECAST FOR METAREA IV 
NWS OCEAN PREDICTION CENTER WASHINGTON DC 
1630 UTC SAT NOV 07 2009 

CCODE/1:31:04:01:00/AOW/NWS/CCODE 
SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS 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 

NORTH ATLANTIC NORTH OF 31N TO 67N AND WEST OF 35W 

SYNOPSIS VALID 1200 UTC NOV 07. 
24 HOUR FORECAST VALID 1200 UTC NOV 08. 
48 HOUR FORECAST VALID 1200 UTC NOV 09. 

.WARNINGS. 

...STORM WARNING... 
.LOW 47N53W 986 MB MOVING E 20 KT WILL TURN NE IN 12 HOURS. 
FRONT EXTENDS FROM 51N51W TO 51N47W TO 46N46W TO 39N48W. WITHIN 
240 NM S QUADRANT WINDS 35 TO 50 KT. SEAS 14 TO 25 FT. ELSEWHERE 
WITHIN 660 NM S AND 480 NM W QUADRANTS AND 240 NM N AND E OF 
FRONT WINDS 25 TO 35 KT. SEAS 9 TO 16 FT. 
.24 HOUR FORECAST LOW 58N40W 978 MB. WITHIN 360 NM S QUADRANT 
WINDS 40 TO 50 KT. SEAS 18 TO 24 FT. ELSEWHERE WITHIN 780 NM S 
AND 420 NM N AND E AND 360 NM W QUADRANTS WINDS 25 TO 40 KT. 
SEAS 10 TO 18 FT. 
.48 HOUR FORECAST LOW E OF AREA. N OF 60N AND E OF 43W AREA OF 
NW WINDS 25 TO 35 KT. SEAS 10 TO 17 FT. 

...GALE WARNING...
.24 HOUR FORECAST WITHIN 240 NM W OF A LINE FROM 42N64W TO 48N50W
AREA OF SW WINDS TO 25 KT. SEAS 8 TO 10 FT. 
.48 HOUR FORECAST NEW LOW 57N54W 992 MB. WITHIN 780 NM S AND 720 
NM E QUADRANTS WINDS 25 TO 35 KT. SEAS 10 TO 17 FT. 

.SYNOPSIS AND FORECAST. 

.EXCEPT WHERE NOTED IN WARNINGS SECTION W OF A LINE FROM 55N35W 
TO 38N35W TO 33N47W WINDS 20 TO 30 KT. SEAS 8 TO 14 FT. 
.24 HOUR FORECAST EXCEPT WHERE NOTED IN WARNINGS SECTION N OF A 
LINE FROM 45N35W TO 47N52W TO 57N55W WINDS 20 TO 30 KT. SEAS 8 
TO 15 FT. 
.48 HOUR FORECAST WINDS AND CONDITIONS MERGING WITH FORECAST LOW 
57N54W MENTIONED ABOVE IN WARNING SECTION. 

.LOW 67N59W 1005 MB MOVING N 15 KT. FRONT EXTENDS FROM LOW TO 
63N54W TO 56N55W. WITHIN 180 NM W OF FRONT AND N OF 62N WITHIN 
120 NM E OF FRONT WINDS 20 TO 30 KT. SEAS TO 9 FT. 
.24 HOUR FORECAST LOW AND ASSOCIATED CONDITIONS N OF AREA. 

.24 HOUR FORECAST OVER FORECAST WATERS FROM 58N TO 65N W OF 60W 
AREA OF SE WINDS 20 TO 30 KT. SEAS TO 8 FT. 
.48 HOUR FORECAST LOW 67N60W 990 MB. N OF 63N W OF 55W WINDS TO 
25 KT. SEAS TO 8 FT. 

.24 HOUR FORECAST FROM 31N TO 33N BETWEEN 50W AND 63W AREA OF NE 
WINDS TO 25 KT. SEAS 9 TO 14 FT IN N TO NW SWELL. 
.48 HOUR FORECAST OVER FORECAST WATERS S OF A LINE FROM 41N35W 
TO 31N63W WINDS TO 25 KT. SEAS 8 TO 14 FT IN N TO NW SWELL. 

.LIGHT TO MODERATE FREEZING SPRAY N OF 57N AND W OF 58W. 
.24 HOUR FORECAST LIGHT FREEZING SPRAY N OF 57N W OF 60W. 
.48 HOUR FORECAST LIGHT TO MODERATE FREEZING SPRAY N OF 63N W OF 
58W. 

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 45N TO 55N 
BETWEEN 35W AND 45W. 
.24 HOUR FORECAST CONDITIONS MOVED E OF AREA. 

.HIGH 36N76W 1029 MB MOVING E 20 KT. 
.24 HOUR FORECAST HIGH 37N65W 1027 MB. 
.48 HOUR FORECAST HIGH DISSIPATED. 

.48 HOUR FORECAST HIGH 39N65W 1030 MB. 

.FORECASTER MCRANDAL. OCEAN PREDICTION CENTER. 

TROPICAL PREDICTION CENTER MIAMI FL
ATLANTIC BETWEEN 07N TO 31N W OF 35W INCLUDING CARIBBEAN SEA AND 
GULF OF MEXICO

SYNOPSIS VALID 1200 UTC SAT NOV 07.
24 HOUR FORECAST VALID 1200 UTC SUN NOV 08.
48 HOUR FORECAST VALID 1200 UTC MON NOV 09.

.WARNINGS.

...TROPICAL STORM WARNING...
.TROPICAL STORM IDA NEAR 17.9N 84.1W 997 MB AT 1500 UTC NOV 07 
MOVING N OR 355 DEG AT 8 KT. MAXIMUM SUSTAINED WINDS 50 KT GUSTS 
60 KT. TROPICAL STORM FORCE WINDS WITHIN 90 NM N SEMICIRCLE...30 
NM SE QUADRANT AND 15 NM SW QUADRANT. SEAS 12 FT OR GREATER 
WITHIN 30 NM E SEMICIRCLE AND 15 NM W SEMICIRCLE WITH SEAS TO 14 
FT.
.24 HOUR FORECAST TROPICAL STORM IDA NEAR 20.3N 85.5W. MAXIMUM
SUSTAINED WINDS 60 KT GUSTS 75 KT. TROPICAL STORM FORCE WINDS
WITHIN 150 NM N SEMICIRCLE...60 NM SE QUADRANT AND 30 NM SW 
QUADRANT. SEAS 12 FT OR GREATER OVER FORECAST WATERS WITHIN 390 
NM N SEMICIRCLE...150 NM SE AND 60 NM SW QUADRANTS WITH SEAS TO 
20 FT.
.48 HOUR FORECAST TROPICAL STORM IDA NEAR 24.6N 88.0W. MAXIMUM 
SUSTAINED WINDS 45 KT GUSTS 55 KT. TROPICAL STORM FORCE WINDS 
WITHIN 175 NM NE QUADRANT...90 NM SE QUADRANT...45 NM SW 
QUADRANT...AND 150 NM NW QUADRANT. SEAS 12 FT OR GREATER WITHIN 
330 NM N SEMICIRCLE...210 NM SE AND 180 NM SW QUADRANTS WITH 
SEAS TO 26 FT.
.72 HOUR FORECAST EXTRATROPICAL LOW IDA NEAR 28.5N 88.0W.
MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST EXTRATROPICAL LOW IDA NEAR 29.0N 86.5W.
MAXIMUM SUSTAINED WINDS 40 KT GUSTS 50 KT.
.120 HOUR FORECAST EXTRATROPICAL LOW IDA NEAR 28.0N 85.0W. 
MAXIMUM SUSTAINED WINDS 35 KT GUSTS 45 KT.

.SYNOPSIS AND FORECAST.

.ATLC WEAKENING COLD FRONT FROM 31N55W TO 25N61W TO 22N77W. NW 
OF 28N W OF FRONT TO 70W N TO NE WINDS 20 TO 25 KT. SEAS 8 TO 13 
FT. ELSEWHERE NW OF FRONT NE TO E WINDS TO 20 TO 30 KT. SEAS 8 
TO 11 FT.
.24 HOUR FORECAST WEAKENING COLD FRONT FRONT FROM 31N49W TO 
23N65W TO 21N77W. NW OF FRONT E OF LINE FROM 31N62W TO 29N81W NE 
TO E WINDS 20 TO 30 KT. SEAS 8 TO 12 FT IN N TO NE SWELL. 
ELSEWHERE NW OF FRONT NE TO E WINDS TO 20 KT. SEAS TO 9 FT
.48 HOUR FORECAST WEAKENING STATIONARY FRONT FROM 31N47W TO 
23N59W TO 20N72W. NW OF FRONT NE TO E WINDS 20 TO 30 KT. SEAS 8 
TO 12 FT IN N TO NE SWELL. ELSEWHERE E OF FRONT N OF 25N WINDS 
LESS THAN 20 KT. SEAS 8 TO 10 FT IN NW SWELL.

.CARIBBEAN...EXCEPT AS NOTED IN WARNINGS...N OF 16N W OF 81W 
WINDS 20 TO 33 KT. SEAS 8 TO 12 FT. 
.24 HOUR FORECAST...EXCEPT AS NOTED IN WARNINGS...N OF 18N W OF 
81W WINDS 20 TO 33 KT. SEAS 8 TO 12 FT. FROM 16N TO 18N BETWEEN 
81W AND 85W S TO SW WINDS TO 20 KT. SEAS LESS THAN 8 FT.
.48 HOUR FORECAST...EXCEPT AS NOTED IN WARNINGS...N OF 21N W OF 
84W WINDS 20 TO 33 KT. SEAS 8 TO 12 FT. FROM 19N TO 21N SE TO S 
WINDS 20 KT...EXCEPT E OF 82W E TO SE WINDS TO 20 KT. SEAS TO 8 
FT...EXCEPT E OF 82W LESS THAN 8 FT.

.CARIBBEAN N OF 15N BETWEEN 69W AND 77W NE TO E WINDS TO 20 KT. 
SEAS LESS THAN 8 FT.
.24 HOUR FORECAST...LITTLE CHANGE.
.48 HOUR FORECAST...LITTLE CHANGE. 

.GULF OF MEXICO SE OF LINE 27N83W TO 25N94W NE TO E WINDS 25 TO 
30 KT...EXCEPT S OF 23N W OF 94W NW TO N. SEAS 8 TO 11 FT. 
ELSEWHERE S OF LINE 29N83W TO 27N94W NE TO E WINDS 20 TO 25 KT. 
SEAS 8 TO 10 FT. 
.24 HOUR FORECAST E OF 90W E WINDS 20 TO 30 KT. SEAS 8 TO 14 FT. 
ELSEWHERE FROM 23N TO 27N E OF 96W NE TO E WINDS 20 TO 25 KT. 
SEAS 8 TO 12 FT. ELSEWHERE S OF 23N W OF 94W NW TO N WINDS 25 TO 
30 KT. SEAS 8 TO 10 FT.
.30 HOUR FORECAST...EXCEPT AS NOTED IN WARNINGS...E OF 90W NE TO 
E WINDS 20 TO 30 KT...EXCEPT BETWEEN 85W AND 90W 20 TO 33 KT. 
SEAS 8 TO 12 FT. ELSEWHERE N OF 25N BETWEEN 90W AND 96W NE TO E 
WINDS 20 TO 30 KT. SEAS 8 TO 12 FT. ELSEWHERE S OF 22N W OF 94W 
NW TO N WINDS 20 TO 25 KT. SEAS TO 9 FT.  
.48 HOUR FORECAST...EXCEPT AS NOTED IN WARNINGS...S OF 24N 
BETWEEN 85W AND 90W WINDS 20 TO 33 KT. SEAS 8 TO 12 FT. 
ELSEWHERE E OF 90W E TO SE WINDS 20 TO 30 KT. SEAS 10 TO 16 FT S 
OF 27N BETWEEN 85W AND 90W...AND 8 TO 12 FT ELSEWHERE. ELSEWHERE 
W OF LINE FROM 30N91W TO 19N95W NW TO N WINDS 20 TO 30 
KT...EXCEPT N OF 25N N TO NE. SEAS 8 TO 14 FT.

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

$$
.FORECASTER LEWITSKY. TROPICAL PREDICTION CENTER.