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

Expires:No;;070161
FZNT01 KWBC 161607
HSFAT1

HIGH SEAS FORECAST FOR METAREA IV 
NWS OCEAN PREDICTION CENTER WASHINGTON DC 
1630 UTC THU JUL 16 2026 

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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS 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 1200 UTC JUL 16. 
24 HOUR FORECAST VALID 1200 UTC JUL 17. 
48 HOUR FORECAST VALID 1200 UTC JUL 18. 

.WARNINGS. 

...GALE WARNING... 
.COMPLEX LOW WITH MAIN LOW 57N59W 990 MB MOVING NW 10 KT THEN 
MOVING E AFTER 24 HOURS. WITHIN 480 NM NE SEMICIRCLE...AND 
WITHIN 240 NM E OF FRONT FROM 54N51W TO 45N53W TO 40N60W WINDS 
25 TO 35 KT. SEAS 2.5 TO 5.5 M. 
.24 HOUR FORECAST COMPLEX LOW WITH FIRST LOW INLAND 59N68W 996 
MB AND SECOND LOW INLAND 54N61W 993 MB. WITHIN 180 NM NE OF A 
LINE FROM 62N56W TO 57N58W WINDS 25 TO 35 KT. SEAS 2.5 TO 4.5 M. 
.48 HOUR FORECAST COMPLEX LOW WITH MAIN LOW 58N60W 997 MB. FROM 
58N TO 62N BETWEEN 43W AND 54W WINDS 25 TO 40 KT. SEAS 2.5 TO 
4.5 M. 

.SYNOPSIS AND FORECAST. 

.LOW 51N39W 1017 MB MOVING N 15 KT. WITHIN 180 NM E AND 240 NM N 
AND NE QUADRANTS WINDS TO 25 KT. SEAS TO 2.5 M. 
.24 HOUR FORECAST LOW AND CONDITIONS ABSORBED BY LOW 59N68W 
DESCRIBED IN WARNINGS SECTION ABOVE. 

.LOW JUST E OF AREA 43N34W 1015 MB NEARLY STATIONARY. WITHIN 180 
NM SW QUADRANT WINDS TO 25 KT. SEAS LESS THAN 2.5 M. 
.24 HOUR FORECAST LOW 43N34W 1020 MB. CONDITIONS DIMINISHED.  

.LOW 38N47W 1013 MB MOVING NE 15 KT. WITHIN 360 NM S AND SE 
QUADRANTS WINDS TO 25 KT. SEAS TO 2.5 M. 
.24 HOUR FORECAST LOW 41N41W 1017 MB. CONDITIONS DIMINISHED. 
.48 HOUR FORECAST LOW DISSIPATED AND CONDITIONS DIMINISHED. 

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 43N TO 56N 
BETWEEN 46W AND 56W...AND W OF A LINE FROM 56N53W TO 
62N62W...AND FROM 51N TO 58N BETWEEN 39W AND 47W.
.24 HOUR FORECAST DENSE FOG FROM 42N TO 64N BETWEEN 42W AND 60W. 

.48 HOUR FORECAST DENSE FOG FROM 49N TO 62N BETWEEN 37W AND 
59W...AND N OF 58N W OF 60W.  

.FORECASTER ROWLAND. OCEAN PREDICTION CENTER.

NATIONAL HURRICANE CENTER MIAMI FL

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

SYNOPSIS VALID 1200 UTC THU JUL 16.
24 HOUR FORECAST VALID 1200 UTC FRI JUL 17.
48 HOUR FORECAST VALID 1200 UTC SAT JUL 18.

.WARNINGS.

...CARIBBEAN GALE WARNING...
.CARIBBEAN WITHIN 16N72W TO 17N79W TO 16N82W TO 10N82W TO 09N77W
TO 11N71W TO 16N72W...INCLUDING THE GULF OF VENEZUELA... NE TO E
WINDS 20 TO 30 KT. SEAS 2.5 TO 4.0 M.
.12 HOUR FORECAST WITHIN 12N74W TO 12N75W TO 11N75W TO 11N74W TO
12N74W NE TO E WINDS 30 TO 40 KT. SEAS 2.5 TO 3.5 M. ELSEWHERE 
WITHIN 15N70W TO 17N76W TO 14N83W TO 09N81W TO 11N74W TO 12N67W 
TO 15N70W...INCLUDING THE GULF OF VENEZUELA... NE TO E WINDS 20 
TO 30 KT. SEAS 2.5 TO 3.0 M.
.24 HOUR FORECAST WITHIN 17N72W TO 17N78W TO 15N82W TO 10N82W TO
12N68W TO 17N72W...INCLUDING THE GULF OF VENEZUELA... NE TO E 
WINDS 20 TO 30 KT. SEAS 2.5 TO 4.0 M.
.36 HOUR FORECAST WITHIN 13N74W TO 13N75W TO 12N75W TO 11N75W TO
11N74W TO 11N73W TO 13N74W NE TO E WINDS 30 TO 40 KT. SEAS 2.5 
TO 3.5 M. ELSEWHERE WITHIN 17N71W TO 17N77W TO 15N82W TO 09N81W 
TO 12N67W TO 17N71W...INCLUDING THE GULF OF VENEZUELA... NE TO E
WINDS 20 TO 30 KT. SEAS 2.5 TO 3.0 M.
.48 HOUR FORECAST WITHIN 16N71W TO 17N78W TO 13N82W TO 10N80W TO
12N73W TO 12N69W TO 16N71W...INCLUDING THE GULF OF VENEZUELA... 
NE TO E WINDS 20 TO 30 KT. SEAS 2.5 TO 4.0 M.

.SYNOPSIS AND FORECAST.

.ATLC AND CARIBBEAN 03 HOUR FORECAST WITHIN 21N71W TO 21N72W TO
21N74W TO 19N74W TO 20N73W TO 20N71W TO 21N71W E WINDS 20 TO 25
KT. SEAS LESS THAN 2.5 M.
.24 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 2.5 M.
.30 HOUR FORECAST WITHIN 21N71W TO 21N72W TO 21N74W TO 19N74W TO
20N73W TO 20N71W TO 21N71W NE TO E WINDS 20 TO 25 KT. SEAS LESS 
THAN 2.5 M.
.48 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS 
LESS THAN 2.5 M.

.CARIBBEAN 09 HOUR FORECAST WITHIN 17N86W TO 17N87W TO 17N88W TO
16N88W TO 16N87W TO 16N86W TO 17N86W...INCLUDING THE GULF OF
HONDURAS... NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.
.24 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 2.5 M.

.GULF OF AMERICA 09 HOUR FORECAST WITHIN 22N88W TO 22N90W TO
21N90W TO 22N88W NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 2.5
M.
.18 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS 
LESS THAN 2.5 M.
.24 HOUR FORECAST LITTLE CHANGE.
.36 HOUR FORECAST WITHIN 23N90W TO 22N91W TO 21N92W TO 20N91W TO
21N90W TO 21N89W TO 23N90W...INCLUDING WITHIN 60 NM OF COAST OF 
CAMPECHE... NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.
.42 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS 
LESS THAN 2.5 M.

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

$$
.FORECASTER AL. NATIONAL HURRICANE CENTER.