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

Expires:No;;001922
FZNT01 KWBC 150424
HSFAT1

HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
0430 UTC MON SEP 15 2025

CCODE/1:31:04:01:00/AOE/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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS 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. 

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.PHP
(ALL LOWERCASE).

FOR ANY TROPICAL CYCLONE INFORMATION BEYOND 48 HOURS REFERENCE 
THE ASSOCIATED NWS TROPICAL CYCLONE FORECAST/ADVISORY (TCM).

SECURITE

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

ALL FORECASTS VALID OVER ICE FREE FORECAST WATERS

SYNOPSIS VALID 0000 UTC SEP 15. 
24 HOUR FORECAST VALID 0000 UTC SEP 16.
48 HOUR FORECAST VALID 0000 UTC SEP 17.

.WARNINGS.

...GALE WARNING... 
.LOW 33N74W 1007 MB MOVING NW 10 KT. FROM 31N TO 37N BETWEEN 69W
AND 78W WINDS 25 TO 35 KT. SEAS 3 TO 4.5 M. 
.24 HOUR FORECAST LOW 36N76W 1002 MB. WITHIN 180 NM SW QUADRANT
AND WITHIN 180 NM N OF A LINE FROM 35N76W TO 36N73W TO 36N66W
WINDS 25 TO 35 KT. SEAS 3 TO 4 M. ELSEWHERE FROM 35N TO 38N W OF
61W...AND WITHIN 240 NM SW QUADRANT WINDS 20 TO 30 KT. SEAS TO 3
M. 
.48 HOUR FORECAST LOW 35N77W 1014 MB. FROM 36N TO 39N W OF 69W 
WINDS 20 TO 30 KT. SEAS TO 3 M. 

...GALE WARNING... 
.LOW 43N52W 1010 MB MOVING NE 25 KT. FROM 37N TO 46N BETWEEN 38W
AND 55W WINDS 20 TO 30 KT. SEAS TO 3 M. 
.24 HOUR FORECAST LOW 45N39W 1003 MB. FROM 38N TO 44N E OF 
50W...ALSO FROM 44N TO 47N E OF 43W WINDS 25 TO 35 KT. SEAS 2.5
TO 4 M.
.48 HOUR FORECAST LOW AND CONDITIONS ABSORBED E OF AREA.

...GALE WARNING... 
.LOW 55N45W 1012 MB MOVING NE 15 KT. WITHIN 300 NM S QUADRANT
WINDS TO 25 KT. SEAS 2.5 TO 3.5 M. 
.24 HOUR FORECAST LOW 57N39W 1004 MB. WITHIN 240 NM NW QUADRANT
WINDS 25 TO 35 KT. SEAS 2.5 TO 4 M. ELSEWHERE FROM 53N TO 60N E
OF 45W WINDS TO 25 KT. SEAS TO 3 M. 
.48 HOUR FORECAST LOW 56N42W 1003 MB. WITHIN 90 NM N AND W OF A
LINE FROM LOW CENTER TO 63N40W AND N OF 63N E OF GREENLAND WINDS
30 TO 45 KT. SEAS 3.5 TO 6.5 M. ELSEWHERE WITHIN 420 NM NW OF A
LINE FROM 52N41W TO LOW CENTER TO 59N35W WINDS 20 TO 30 KT. SEAS
TO 4 M. 

...GALE WARNING... 
.N OF 60N E OF 45W WINDS TO 25 KT. SEAS 2.5 TO 4.5 M. 
.18 HOUR FORECAST LOW 62N30W 1003 MB. N OF 61N E OF 39W WINDS 25
TO 40 KT. SEAS 2.5 TO 4.5 M.
.24 HOUR FORECAST LOW 61N30W 1004 MB. N OF 60N E OF GREENLAND
WINDS 25 TO 40 KT. SEAS 2.5 TO 5 M.
.48 HOUR FORECAST LOW AND CONDITIONS ABSORBED AND DESCRIBED BY
LOW 58N42W IN THIRD GALE WARNING ABOVE.

...GALE WARNING...
.12 HOUR FORECAST LOW 46N36W 1006 MB. WITHIN 120 NM N SEMICIRCLE
AND WITHIN 360 NM S QUADRANT WINDS 25 TO 40 KT. SEAS TO 3.5 M.
.24 HOUR FORECAST LOW E OF AREA NEAR 48N30W 996 MB. FORECAST
CONDITIONS DESCRIBED WITH LOW 45N39W.
.48 HOUR FORECAST LOW AND CONDITIONS E OF AREA.

.SYNOPSIS AND FORECAST.

.E OF A LINE FROM 51N43W TO 46N40W WINDS LESS THAN 25 KT. SEAS TO
3.5 M. 
.24 HOUR FORECAST CONDITIONS E OF AREA. 

.LOW 61N43W 1010 MB MOVING S 05 KT. FROM 56N TO 61N E OF 45W
WINDS LESS THAN 25 KT. SEAS 2.5 TO 3.5 M.
.24 HOUR FORECAST LOW DISSIPATED WITH CONDITIONS DESCRIBED BY LOW
57N39W IN THIRD GALE WARNING ABOVE.

.48 HOUR FORECAST LOW 36N60W 1015 MB. WITHIN 120 NM S QUADRANT
AND WITHIN 180 NM N SEMICIRCLE WINDS 20 TO 30 KT. SEAS LESS THAN
2.5 M.

.48 HOUR FORECAST LOW 46N38W 1010 MB. WITHIN 480 NM SW QUADRANT
WINDS 20 TO 30 KT. SEAS TO 2.5 M. 

.48 HOUR FORECAST LOW 50N36W 1006 MB. WITHIN 120 NM SW SEMICIRCLE
WINDS TO 25 KT. SEAS TO 2.5 M. 

.DENSE FOG VSBY OCCASIONALLY LESS THAN 1 NM WITHIN 60 NM OF
44N49W.
.24 HOUR FORECAST CONDITIONS IMPROVED.

.FORECASTER HYDE. OCEAN PREDICTION CENTER.

NWS NATIONAL HURRICANE CENTER MIAMI FL

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

SYNOPSIS VALID 0000 UTC MON SEP 15.
24 HOUR FORECAST VALID 0000 UTC TUE SEP 16.
48 HOUR FORECAST VALID 0000 UTC WED SEP 17.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.ATLC LOW PRES N OF AREA NEAR 33N74W 1009 MB WITH TROUGH TO 
31N74.5W TO 27N77W TO 24N80W. WITHIN 31N75W TO 31N80W TO 30N79W
TO 30N77.5W TO 30.5N75W TO 31N75W WINDS 20 KT OR LESS. SEAS TO 
2.5 M IN N TO NE SWELL.
.18 HOUR FORECAST TROUGH TO WEAKEN...REMNANTS TO LIFT N. WINDS 
20 KT OR LESS. SEAS LESS THAN 2.5 M.

.ATLC TROPICAL WAVE ALONG 35W FROM 01N TO 19N WITH LOW PRES 
NEAR 10N35W 1012 MB. OVER FORECAST WATERS WITHIN 19N35W TO 
18N38W TO 15N38W TO 13N37W TO 14N35W TO 19N35W NE TO E WINDS 20 
TO 25 KT. SEAS 2.5 TO 3 M.
.24 HOUR FORECAST TROPICAL WAVE NEAR 40W FROM 01N TO 19N WITH 
LOW PRES NEAR 12N40W 1009 MB. WITHIN 20N35W TO 21N37W TO 20N42W 
TO 13N43W TO 12N40W TO 13N35W TO 20N35W NE TO E WINDS 20 TO 25 
KT. SEAS 2.5 TO 3 M.
.48 HOUR FORECAST TROPICAL WAVE NEAR 43W FROM 01N TO 19N WITH 
LOW PRES NEAR 13N43W 1007 MB. WITHIN 16N37W TO 18N42W TO 18N44W 
TO 15N44W TO 15N42W TO 15N36W TO 16N37W NE TO E WINDS 20 TO 30 
KT. SEAS 2.5 TO 3.5 M. ELSEWHERE WITHIN 17N35W TO 21N42W TO 
19N47W TO 12N43W TO 15N40W TO 13N36W TO 17N35W WINDS 20 KT OR 
LESS. SEAS 2.5 TO 3 M IN E SWELL.

.CARIBBEAN WITHIN 13N70W TO 13N73W TO 12N73W TO 12N72W TO 11N71W
TO 13N70W...INCLUDING THE GULF OF VENEZUELA...NE TO E WINDS 20 
TO 25 KT. SEAS LESS THAN 2.5 M.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST LITTLE CHANGE.

.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.


.FORECASTER AGUIRRE. NATIONAL HURRICANE CENTER.

$$