High Seas Forecast
Issued by NWS

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574
FZNT01 KWBC 190406
HSFAT1

HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
0430 UTC SAT JUL 19 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 JUL 19.
24 HOUR FORECAST VALID 0000 UTC JUL 20.
48 HOUR FORECAST VALID 0000 UTC JUL 21.

.WARNINGS.

...GALE WARNING...
.LOW JUST INLAND 54N58W 989 MB MOVING NE 15 KT. WITHIN 180 NM NE
QUADRANT WINDS 35 TO 45 KT. SEAS 2.5 TO 4 M. ELSEWHERE WITHIN
480 NM S SEMICIRCLE...AND WITHIN 300 NM N SEMICIRCLE WINDS 25 TO
35 KT. SEAS TO 3.5 M.
.24 HOUR FORECAST LOW 59N54W 985 MB. FROM 59N TO 61N BETWEEN 44W
AND 51W WINDS 35 TO 45 KT. SEAS 3 TO 4.5 M. ELSEWHERE FROM 53N
TO 62N BETWEEN 43W AND 61W WINDS 25 TO 35 KT. SEAS 2.5 TO 5.5
M...HIGHEST NEAR 56N51W.
.48 HOUR FORECAST LOW 59N57W 990 MB. WITHIN 180 NM S AND 240 NM
N SEMICIRCLES WINDS 20 TO 30 KT. SEAS 2.5 TO 3.5 M...HIGHEST S
OF CENTER.

.SYNOPSIS AND FORECAST.

.FROM 39N TO 41N BETWEEN 55W AND 58W WINDS 20 TO 30 KT. SEAS TO
3 M.
.24 HOUR FORECAST CONDITIONS DIMINISHED.

.LOW CENTERED WELL E OF AREA. FROM 49N TO 54N E OF 40W WINDS
LESS THAN 25 KT. SEAS 2.5 TO 3.5 M.
.24 HOUR FORECAST CONDITIONS MOVED E OF AREA.

.48 HOUR FORECAST LOW 60N40W 1003 MB. WITHIN 90 NM W
SEMICIRCLE...AND 120 NM S QUADRANT WINDS 20 TO 30 KT. SEAS 2.5
M.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 45N TO 55N
BETWEEN 44W AND 57W.
.24 HOUR FORECAST DENSE FOG WITHIN WITHIN 120 NM E AND SE OF A
LINE FROM 55N37W TO 49N38W TO 45N50W.
.48 HOUR FORECAST DENSE FOG FROM 41N TO 45N BETWEEN 66W AND
69W...AND FROM 52N TO 54N BETWEEN 50W AND 55W.

.FORECASTER POCHE. 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 0000 UTC SAT JUL 19.
24 HOUR FORECAST VALID 0000 UTC SUN JUL 20.
48 HOUR FORECAST VALID 0000 UTC MON JUL 21.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.ATLC AND CARIBBEAN FROM 19N TO 22N BETWEEN 71W AND
76W...INCLUDING
THE WINDWARD PASSAGE...NE TO E WINDS 20 TO 30 KT.
SEAS TO 2.5 M IN THE WINDWARD PASSAGE.
.12 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.
.24 HOUR FORECAST FROM 19N TO 21N BETWEEN 72W AND
75W...INCLUDING
THE WINDWARD PASSAGE...NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN
2.5 M.
.36 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.
.48 HOUR FORECAST LITTLE CHANGE.

.CARIBBEAN FROM 11N TO 15N BETWEEN 70W AND 82W...INCLUDING THE
GULF
OF VENEZUELA...NE TO E WINDS 20 TO 30 KT. SEAS 3 TO 4 M OFFSHORE
COLOMBIA...AND 2.5 TO 3 M ELSEWHERE. FROM 15N TO 17.5N BETWEEN
71W
AND 80W E WINDS 20 TO 25 KT. SEAS 2.5 TO 3 M. FROM 09N TO 11N
BETWEEN 82W AND 75W WINDS 20 KT OR LESS. SEAS 2.5 TO 3 M IN NE
SWELL.
.24 HOUR FORECAST FROM 11N TO 15N BETWEEN 70W AND
82W...INCLUDING
THE GULF OF VENEZUELA...NE TO E WINDS 20 TO 25 KT...EXCEPT 25 TO
30
KT IN THE GULF OF VENEZUELA. SEAS 2.5 TO 3 M...EXCEPT LESS THAN
2.5
N IN THE GULF OF VENEZUELA. S OF 11N BETWEEN 82W AND 75W WINDS
20 KT
OR LESS. SEAS 2.5 TO 3 M IN NE SWELL.
.48 HOUR FORECAST FROM 11N TO 15N BETWEEN 68W AND
76W...INCLUDING
THE GULF OF VENEZUELA...NE TO E WINDS 20 TO 25 KT. SEAS TO 2.5 M
OUTSIDE THE GULF OF VENEZUELA.

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

$$
.FORECASTER AGUIRRE. NATIONAL HURRICANE CENTER.