High Seas Forecast
Issued by NWS

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145
FZNT01 KWBC 292156
HSFAT1

HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
2230 UTC FRI AUG 29 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1800 UTC AUG 29.
24 HOUR FORECAST VALID 1800 UTC AUG 30.
48 HOUR FORECAST VALID 1800 UTC AUG 31.

.WARNINGS.

...STORM WARNING...
.LOW 38N67W 1009 MB MOVING NE 30 KT. WITHIN 180 NM E AND SE
QUADRANTS WINDS 25 TO 35 KT. SEAS TO 3 M. ELSEWHERE WITHIN 540 NM
NE AND 360 NM S AND SE QUADRANTS WINDS 20 TO 30 KT. SEAS TO 2.5
M.
.12 HOUR FORECAST LOW 43N59W 998 MB. WITHIN 90 NM W AND 120 NM S
SEMICIRCLES WINDS 40 TO 55 KT. SEAS 3 TO 5 M.
.24 HOUR FORECAST LOW 46N55W 1001 MB. WITHIN 240 NM SE...180 NM
SW AND NE...AND 120 NM NW QUADRANTS WINDS 25 TO 40 KT. SEAS 2.5
TO 5 M. ELSEWHERE FROM 39N TO 50N BETWEEN 44W AND 58W WINDS 20 TO
30 KT. SEAS TO 3.5 M.
.48 HOUR FORECAST LOW 52N39W 1004 MB. WITHIN 360 NM S AND 120 NM
W QUADRANTS WINDS 25 TO 35 KT. SEAS 2.5 TO 5 M...HIGHEST S
QUADRANT. ELSEWHERE FROM 42N TO 54N BETWEEN 35W AND 46W WINDS 20
TO 30 KT. SEAS TO 4 M.

...GALE WARNING...
.LOW E OF AREA 52N25W 992 MB MOVING NE 20 KT AND RAPIDLY
INTENSIFYING. FROM 45N TO 52N BETWEEN 35W AND 38W WINDS 25 TO 35
KT. SEAS 2.5 TO 4 M. ELSEWHERE BETWEEN 35W AND A LINE FROM 52N48W
TO 40N40W WINDS 20 TO 30 KT. SEAS TO 3 M.
.24 HOUR FORECAST LOW WELL E OF AREA NEAR 56N14W 968 MB. FROM 46N
TO 56N BETWEEN 35W AND 40W WINDS 20 TO 30 KT. SEAS TO 4 M.
.48 HOUR FORECAST CONDITIONS E OF AREA.

...GALE WARNING...
.WITHIN 180 NM S AND SW OF A LINE FROM 56N35W TO 61N48W WINDS 25
TO 35 KT. SEAS 3 TO 4 M. ELSEWHERE FROM 52N TO 61N BETWEEN 35W
AND 51W WINDS 20 TO 30 KT. SEAS TO 3.5 M.
.24 HOUR FORECAST CONDITIONS ABSORBED INTO LOW 56N14W WITH
CONDITIONS DESCRIBED ABOVE.

...GALE WARNING...
.N AND NW OF A LINE FROM 60N60W TO 65N53W WINDS 20 TO 30 KT. SEAS
TO 2.5 M.
.06 HOUR FORECAST N OF 64N W OF 53W WINDS 25 TO 40 KT. SEAS TO
3.5 M.
.12 HOUR FORECAST N OF 64N BETWEEN THE W COAST OF GREENLAND AND
55W AND N OF 64N W OF 60W WINDS 30 TO 45 KT. SEAS TO 4 M.
.24 HOUR FORECAST LOW 65N56W 1004 MB. FROM 62N TO 64N BETWEEN THE
W COAST OF GREENLAND AND 54W WINDS 25 TO 35 KT. SEAS TO 3.5 M.
ELSEWHERE N OF A LINE FROM 61N50W TO 64N63W WINDS TO 25 KT. SEAS
TO 2.5 M.
.48 HOUR FORECAST LOW DISSIPATED WITH NEW LOW TO DEVELOP NEAR
60N50W 1002 MB. WITHIN 240 NM OF LOW EXCEPT 480 NM S AND SW
QUADRANTS WINDS 20 TO 30 KT. SEAS TO 2.5 M.

.SYNOPSIS AND FORECAST.

.48 HOUR FORECAST NEW LOW 43N56W 1014 MB. WITHIN 240 NM E AND SE
SEMICIRCLES WINDS 20 TO 30 KT. SEAS TO 3 M.

.48 HOUR FORECAST FROM 31N TO 35N W OF 70W WINDS 20 TO 30 KT.
SEAS TO 2.5 M.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM N OF 61N BETWEEN 35W
AND 40W.
.24 HOUR FORECAST DENSE FOG FROM 47N TO 52N BETWEEN 45W AND 54W
AND FROM 43N TO 45N BETWEEN 65W AND 68W.
.48 HOUR FORECAST DENSE FOG WITHIN 120 NM EITHER SIDE OF A LINE
FROM 64N52W TO 60N50W TO 55N43W.

.FORECASTER COLLINS. 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 1800 UTC FRI AUG 29.
24 HOUR FORECAST VALID 1800 UTC SAT AUG 30.
48 HOUR FORECAST VALID 1800 UTC SUN AUG 31.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.CARIBBEAN WITHIN 14N70W TO 13N73W TO 12N73W TO 12N70W TO 13N69W
TO 14N70W...INCLUDING THE GULF OF VENEZUELA...E WINDS 20 TO 25 KT
...EXCEPT 25 TO 30 KT IN GULF OF VENEZUELA. SEAS LESS THAN 2.5 M.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST WITHIN 14N71W TO 13N74W TO 12N74W TO 12N72W TO
11N71W TO 12N70W TO 14N71W...INCLUDING THE GULF OF VENEZUELA...
NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.

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


.FORECASTER AGUIRRE. NATIONAL HURRICANE CENTER.

$$