SBYC BurgeeSandy Bay Yacht Club
Weather Center


 

High Seas Forecast - Western Atlantic, Caribbean and Gulf of Mexico

Expires:No;;031404
FZNT01 KWBC 191644 CCA
HSFAT1

HIGH SEAS FORECAST FOR METAREA IV...CORRECTED 
NWS OCEAN PREDICTION CENTER WASHINGTON DC 
1630 UTC THU SEP 19 2019 

CCODE/2:31:04:11:00/AOE+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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS 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. 

METAREA IV BULLETIN WILL ONLY BE BROADCAST FROM THE INMARSAT 
AOE SATELLITE. PLEASE ENSURE YOUR RECEIVER IS POINTED 
CORRECTLY. 

ONLY YOU KNOW THE WEATHER AT YOUR POSITION. REPORT IT TO THE 
NATIONAL WEATHER SERVICE. EMAIL US AT 
VOSOPS@NOAA.GOV(LOWERCASE). 

FOR INFORMATION ON ATLANTIC ICEBERGS SEE INFORMATION FROM NORTH 
ATLANTIC ICE SERVICE AT HTTPS://OCEAN.WEATHER.GOV/ATL_TAB.SHTML 
(LOWERCASE EXCEPT CAPITAL A IN ATL). 

SECURITE 

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

SYNOPSIS VALID 1200 UTC SEP 19. 
24 HOUR FORECAST VALID 1200 UTC SEP 20. 
48 HOUR FORECAST VALID 1200 UTC SEP 21. 

.WARNINGS. 

...HURRICANE WARNING...
.HURRICANE HUMBERTO NEAR 36.8N 60.0W 955 MB AT 1500 UTC SEP 19
MOVING NE OR 050 DEG AT 21 KT. MAXIMUM SUSTAINED WINDS 95 KT
GUSTS 115 KT. TROPICAL STORM FORCE WINDS WITHIN 220 NM NE
QUADRANT...170 NM SE QUADRANT...160 NM SW QUADRANT...AND 350 NM
NW QUADRANT.  SEAS 12 FT OR GREATER WITHIN 360 NM NE
QUADRANT...480 NM SE QUADRANT...960 NM SW QUADRANT...AND 600 NM
NW QUADRANT WITH SEAS TO 48 FT.
.24 HOUR FORECAST POST-TROPICAL CYCLONE HUMBERTO NEAR 41.2N 
57.6W. WITHIN 60 NM OF LOW CENTER WINDS 60 TO 80 KT. SEAS 24 TO 
38 FT. ELSEWHERE WITHIN 90 NM OF LOW CENTER WINDS 45 TO 60 KT. 
SEAS 20 TO 30 FT. ALSO WITHIN 180 NM OF LOW CENTER...EXCEPT 240 
NM NW QUADRANT WINDS 30 TO 45 KT. SEAS 12 TO 27 FY.
.48 HOUR FORECAST POST-TROPICAL CYCLONE HUMBERTO NEAR 44.6N 
49.3W. WITHIN 120 NM N OF 240 NM S SEMICIRCLES WINDS 40 TO 55 
KT. SEAS 17 TO 35 FT...HIGHEST IN S SEMICIRCLE. ELSEWHERE WITHIN 
300 NM NW...180 NM NE...600 NM SE AND 480 NM SW QUADRANTS WINDS 
25 TO 40 KT. SEAS 11 TO 22 FT. ALSO WITHIN 660 NM S SEMICIRCLE 
AND 540 NM NW QUADRANT WINDS TO 25 KT. SEAS 8 TO 14 FT.
.72 HOUR FORECAST POST-TROPICAL CYCLONE HUMBERTO...DISSIPATED.

...STORM WARNING...
.LOW 60N36W 986 MB DRIFTING S. WITHIN 300 NM W SEMICIRCLE WINDS 
35 TO 50 KT. SEAS 12 TO 23 FT. ELSEWHERE BETWEEN THE E COAST OF 
GREENLAND AND 37W WINDS 25 TO 35 KT. SEAS 10 TO 21 FT. ALSO FROM 
56N TO 67N E OF GREENLAND WINDS TO 25 KT. SEAS 10 TO 17 FT.
.24 HOUR FORECAST LOW 59N36W 991 MB. WITHIN 240 NM SW AND 360 NM 
NW QUADRANTS WINDS 30 TO 45 KT. SEAS 13 TO 27 FT. ELSEWHERE FROM 
52N TO 66N E OF 44W WINDS 20 TO 30 KT. SEAS 10 TO 20 FT.
.48 HOUR FORECAST LOW AND CONDITIONS ABSORBED BY LOW 60N31W E OF 
AREA.

...GALE WARNING...
.LOW 53N39W 996 MB MOVING SE 15 KT. WITHIN 360 NM W SEMICIRCLE 
WINDS 25 TO 35 KT. SEAS 13 TO 21 FT. ELSEWHERE WITHIN 420 NM 
NW...180 NM NE...360 NM SE AND 480 NM W QUADRANT WINDS TO 25 KT. 
SEAS 10 TO 15 FT.
.24 HOUR FORECAST LOW MOVED E OF AREA. FROM 37N TO 52N W OF 51W 
WINDS 20 TO 30 KT. SEAS 8 TO 18 FT.
.48 HOUR FORECAST CONDITIONS DIMINISHED.

...GALE WARNING...
.24 HOUR FORECAST NEW LOW 64N62W 986 MB. WITHIN 300 NM W 
SEMICIRCLE AND 540 NM NE QUADRANT WINDS 25 TO 40 KT. SEAS 8 TO 
13 FT. ELSEWHERE FROM 54N TO 67N BETWEEN 45W AND 65W WINDS TO 25 
KT. SEAS TO 10 FT.
.48 HOUR FORECAST LOW AND CONDITIONS MOVED N OF AREA.

...GALE WARNING...
.48 HOUR FORECAST LOW 65N60W 986 MB. WITHIN 360 NM SE AND 240 NM 
SW QUADRANTS WINDS 25 TO 35 KT. SEAS 8 TO 16 FT. ELSEWHERE 
WITHIN 240 NM NE...480 NM SE AND 360 NM SW QUADRANTS WINDS TO 25 
KT. SEAS TO 11 FT.

...GALE WARNING...
.48 HOUR FORECAST NEW LOW 56N46W 996 MB. WITHIN 240 NM NW AND 
480 NM SW QUADRANTS WINDS 25 TO 40 KT. SEAS 8 TO 17 FT. 
ELSEWHERE WITHIN 540 NM S SEMICIRCLE...AND 300 NM NW AND 180 NM 
NE QUADRANTS WINDS TO 25 KT. SEAS TO 12 FT.

...GALE WARNING...
.48 HOUR FORECAST LOW 60N31W 982 MB. OVER FORECAST WATERS WITHIN 
420 NM NW QUADRANT WINDS 30 TO 45 KT. SEAS 12 TO 22 FT. 
ELSEWHERE WITHIN 480 NM SW QUADRANT WINDS 20 TO 30 KT. SEAS 10 
TO 17 FT.

.SYNOPSIS AND FORECAST. 

.EXCEPT AS NOTED IN WARNINGS SECTION ABOVE FROM 31N TO 44N 
BETWEEN 52W AND 81W WINDS 20 TO 33 KT. SEAS 9 TO 18 FT.
.24 HOUR FORECAST EXCEPT AS NOTED IN WARNINGS SECTION ABOVE FROM 
31N TO 46N BETWEEN 43W AND 80W WINDS 20 TO 33 KT. SEAS 9 TO 18 
FT.
.48 HOUR FORECAST EXCEPT AS NOTED IN WARNINGS SECTION ABOVE FROM 
34N TO 50N W OF 62W WINDS 20 TO 33 KT. SEAS 8 TO 18 FT.

.FROM 40N TO 49N W OF 53W WINDS TO 25 KT. SEAS 8 TO 13 FT.
.24 HOUR FORECAST CONDITIONS DESCRIBED IN WARNINGS SECTION ABOVE.

.48 HOUR FORECAST FROM 31N TO 35N BETWEEN 62W AND 81W WINDS TO 
25 KT. SEAS TO 10 FT.

.DENSE FOG. 24 HOUR FORECAST VSBY OCCASIONALLY LESS THAN 1 NM 
FROM 31N TO 36N BETWEEN 38W AND 51W.
.48 HOUR FORECAST DENSE FOG FROM 31N TO 37N BETWEEN 38W AND 48W 
AND FROM 45N TO 50N BETWEEN 43W AND 50W.

.24 HOUR FORECAST NEW HIGH 42N43W 1026 MB.
.48 HOUR FORECAST HIGH 35N36W 1024 MB.

.24 HOUR FORECAST HIGH 32N43W 1026 MB.
.48 HOUR FORECAST LITTLE CHANGE.

.FORECASTER HOLLEY. OCEAN PREDICTION CENTER.

NATIONAL HURRICANE CENTER MIAMI FL

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

SYNOPSIS VALID 1200 UTC THU SEP 19.
24 HOUR FORECAST VALID 1200 UTC FRI SEP 20.
48 HOUR FORECAST VALID 1200 UTC SAT SEP 21.

.WARNINGS.

...HURRICANE WARNING...
.HURRICANE JERRY NEAR 16.8N 54.4W 990 MB AT 1500 UTC SEP 19 
MOVING WNW OR 295 DEG AT 14 KT. MAXIMUM SUSTAINED WINDS 65 KT 
GUSTS 80 KT. TROPICAL STORM FORCE WINDS WITHIN 40 NM OF CENTER. 
SEAS 12 FT OR GREATER WITHIN 90 NM N SEMICIRCLE...60 NM SE 
QUADRANT AND 30 NM SW QUADRANT WITH SEAS TO 23 FT. ELSEWHERE 
WITHIN 150 NM NE AND 75 NM SW SEMICIRCLES WINDS 20 TO 33 FT. 
SEAS 8 TO 12 FT.
.24 HOUR FORECAST HURRICANE JERRY NEAR 18.5N 59.3W. MAXIMUM 
SUSTAINED WINDS 75 KT GUSTS 90 KT. TROPICAL STORM FORCE WINDS 
WITHIN 50 NM NW AND SE QUADRANTS...60 NM NE QUADRANT AND 30 NM 
SW QUADRANT. SEAS 12 FT OR GREATER WITHIN 210 NM NE AND 90 NM SW 
SEMICIRCLES WITH SEAS TO 26 FT. ELSEWHERE WITHIN 240 NM NE AND 
120 NM SW SEMICIRCLES WINDS 20 TO 33 FT. SEAS 8 TO 12 FT.
.48 HOUR FORECAST HURRICANE JERRY NEAR 20.7N 64.8W. MAXIMUM 
SUSTAINED WINDS 65 KT GUSTS 80 KT. TROPICAL STORM FORCE WINDS 
WITHIN 80 NM NE QUADRANT...70 NM SE QUADRANT...30 NM SW 
QUADRANT...AND 60 NM NW QUADRANT. SEAS 12 FT OR GREATER WITHIN 
180 NM NE AND 90 NM SW SEMICIRCLES WITH SEAS TO 24 FT. ELSEWHERE 
WITHIN 210 NM NE AND 120 NM SW SEMICIRCLES WINDS 20 TO 33 FT. 
SEAS 8 TO 12 FT.
.72 HOUR FORECAST TROPICAL STORM JERRY NEAR 23.5N 68.6W. MAXIMUM 
SUSTAINED WINDS 60 KT GUSTS 75 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST HURRICANE JERRY NEAR 26.5N 70.0W. MAXIMUM 
SUSTAINED WINDS 65 KT GUSTS 80 KT.
.120 HOUR FORECAST HURRICANE JERRY NEAR 30.5N 67.0W. 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 TROUGH FROM 31N62W TO 27N65W TO 21N75W. N OF 29N E OF 
TROUGH TO A LINE FROM 31N54W TO 29N58W SW WINDS 20 TO 30 KT. 
SEAS 16 TO 22 FT IN NW SWELL. N OF 30N W OF TROUGH TO 80W NE 
WINDS 20 TO 25 KT. SEAS 12 TO 18 FT IN N TO NE SWELL. ELSEWHERE 
W OF A LINE FROM 31N54W TO 23N60W TO 19.5N65W WINDS 20 KT OR 
LESS. SEAS 8 TO 12 FT IN NW TO N SWELL E OF THE BAHAMAS EXCEPT 
12 TO 15 FT N OF A LINE FROM 31N56W TO 27N60W TO 25N68W TO 
27N75W TO 31N78W.
.24 HOUR FORECAST TROUGH FROM 31N60W TO 27N65W. N OF 27N W OF 
70W NE TO E WINDS 20 TO 25 KT. SEAS 10 TO 13 FT IN NE SWELL. 
ELSEWHERE W OF TROUGH WINDS 20 KT OR LESS. SEAS 8 TO 12 FT IN NW 
TO N SWELL. S OF 27N W OF 75W NE TO E WINDS 20 TO 25 KT. SEAS 8 
TO 12 FT IN NE SWELL E OF THE BAHAMAS. REMAINDER OF AREA N OF 
19N W OF 60W AND E OF THE BAHAMAS...AND E OF 60W TO A LINE FROM 
31N45W TO 20N45W TO 17N42W TO 15N60W WINDS 20 KT OR LESS. SEAS 8 
TO 11 FT PRIMARILY IN NW TO N SWELL. 
.48 HOUR FORECAST TROUGH FROM 31N55W TO 27N60W TO 26N63W. FROM 
26N TO 28N W OF 65W NE TO E WINDS 20 TO 25 KT. SEAS 9 TO 11 FT. 
ELSEWHERE N OF 08N W OF 50W TO A LINE FROM 08N55W TO 16N61W AND 
E OF THE BAHAMAS WINDS 20 KT OR LESS. SEAS 8 TO 11 FT PRIMARILY 
IN NW TO N SWELL. N OF 10N E OF 50W WINDS 20 KT OR LESS. SEAS 8 
TO 9 FT PRIMARILY IN NW SWELL.

.GULF OF MEXICO N OF 29N E OF 87W NE TO E WINDS 20 TO 25 KT.
SEAS LESS THAN 8 FT.
.12 HOUR FORECAST N OF 24N E OF 87W NE TO E WINDS 20 TO 25 KT.
SEAS LESS THAN 8 FT.
.24 HOUR FORECAST LITTLE CANGE.
.36 HOUR FORECAST N OF 23N E OF 87W NE TO E WINDS 20 TO 25 KT.
SEAS TO 8 FT.
.48 HOUR FORECAST N OF 25N E OF 87W NE TO E WINDS 20 TO 25 KT.
SEAS TO 8 FT.

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

$$
.FORECASTER GR. NATIONAL HURRICANE CENTER.


 

 



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