352
FZNT01 KWBC 160931
HSFAT1

HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1030 UTC WED JUL 16 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0600 UTC JUL 16.
24 HOUR FORECAST VALID 0600 UTC JUL 17.
48 HOUR FORECAST VALID 0600 UTC JUL 18.

.WARNINGS.

...STORM WARNING...
.COMPLEX LOW WITH MAIN CENTER 56N51W 996 MB MOVING NE 05 KT.
WITHIN 90 NM EITHER SIDE OF A LINE FROM 62N54W TO 59N47W TO
59N43W AREA OF E TO SE WINDS 30 TO 45 KT. SEAS 3 TO 5 M.
ELSEWHERE WITHIN 600 NM NW...360 NM NE...540 NM SE...AND 300 NM
SW QUADRANTS WINDS 20 TO 30 KT. SEAS 2.5 TO 4 M.
.06 HOUR FORECAST COMPLEX LOW WITH MAIN CENTER 56N50W 995 MB.
WITHIN 90 NM EITHER SIDE OF A LINE FROM 61N52W TO 59N47W TO
59N44W AREA OF E TO SE WINDS 40 TO 50 KT. SEAS 3 TO 6 M.
.24 HOUR FORECAST COMPLEX LOW WITH MAIN CENTER 58N48W 999 MB.
WITHIN 90 NM OF 59N46W AREA OF E TO SE WINDS 40 TO 50 KT. SEAS 4
TO 6.5 M. ALSO FROM 58N TO 60N BETWEEN 43W AND 49W AREA OF E TO
SE WINDS 25 TO 40 KT. SEAS 3 TO 5 M. ELSEWHERE WITHIN 480 NM NW
AND SE...AND 240 NM NE AND SW QUADRANTS WINDS 20 TO 30 KT. SEAS
2.5 TO 4.5 M.
.48 HOUR FORECAST LOW 59N37W 1001 MB. E OF A LINE FROM 50N35W TO
58N47W AREA OF W TO NW WINDS 20 TO 30 KT. SEAS 2.5 TO 4 M.

.SYNOPSIS AND FORECAST.

.LOW 44N50W 1012 MB MOVING NE 20 KT. FROM 36N TO 46N BETWEEN 46W
AND 55W WINDS TO 25 KT. SEAS TO 3 M.
.24 HOUR FORECAST LOW 48N39W 1012 MB. WITHIN 120 NM EITHER SIDE
OF A LINE FROM 50N35W TO 47N39W TO 38N42W AREA OF S TO SW WINDS
TO 25 KT. SEAS TO 2.5 M.
.48 HOUR FORECAST LOW DISSIPATED. CONDITIONS DESCRIBED WITH LOW
59N37W IN WARNINGS SECTION ABOVE.

.FROM 33N TO 45N E OF 44W WINDS LESS THAN 25 KT. SEAS TO 3 M IN
NW TO N SWELL.
.24 HOUR FORECAST CONDITIONS DESCRIBED WITH LOW 48N39W ABOVE.

.24 HOUR FORECAST FROM 35N TO 39N W OF 70W AREA OF SW WINDS TO
25 KT. SEAS LESS THAN 2.5 M.
.48 HOUR FORECAST FROM 34N TO 44N W OF 62W AREA OF SW WINDS 20
TO 30 KT. SEAS TO 2.5 M.

.48 HOUR FORECAST NEW LOW 49N66W 1000 MB. FROM 46N TO 50N
BETWEEN 58W AND 65W...INCLUDING IN THE GULF OF SAINT
LAWRENCE...WINDS 20 TO 30 KT. SEAS LESS THAN 2.5 M.

.48 HOUR FORECAST FROM 47N TO 50N BETWEEN 39W AND 51W AREA OF SW
WINDS TO 25 KT. SEAS TO 2.5 M.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 42N TO 52N
BETWEEN 46W AND 57W...FROM 52N TO 61N BETWEEN 42W AND
56W...WITHIN 90 NM OF 61N42W...AND FROM 41N TO 48W W OF 58W
INCLUDING IN THE GULF OF SAINT LAWRENCE.
.24 HOUR FORECAST DENSE FOG FROM 59N TO 63N BETWEEN 48W AND
56W...WITHIN 90 NM EITHER SIDE OF A LINE FROM 58N42W TO 54N36W
TO 50N37W TO 46N42W...AND FROM 42N TO 49N W OF 51W INCLUDING IN
THE GULF OF SAINT LAWRENCE.
.48 HOUR FORECAST DENSE FOG WITHIN 60 NM OF 60N45W...BETWEEN THE
GREENLAND COAST AND A LINE FROM 62N39W TO 65N37W TO 65N35W...AND
FROM 41N TO 54N W OF 43W INCLUDING IN THE GULF OF SAINT LAWRENCE.

.FORECASTER FIGURSKEY. 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 0600 UTC WED JUL 16.
24 HOUR FORECAST VALID 0600 UTC THU JUL 17.
48 HOUR FORECAST VALID 0600 UTC FRI JUL 18.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.ATLC 18 HOUR FORECAST WITHIN 20.5N71.5W TO 21N71.5W TO
20.5N72.5W TO 20N72W TO 20N71W TO 20.5N71.5W E WINDS 20 TO 25
KT. SEAS TO 2.5 IN E SWELL.
.24 HOUR FORECAST WITHIN 20.5N72.5W TO 21N73W TO 20.5N73.5W TO
20N74W TO 20N73.5W TO 20.5N72.5W NE TO E WINDS 20 TO 25 KT. SEAS
TO 2.5 M IN E SWELL.
.48 HOUR FORECAST WITHIN 20.5N72.5W TO 21N73W TO 20.5N73.5W TO
20N73.5W TO 20N72.5W TO 20.5N72.5W E WINDS 20 TO 25 KT. SEAS TO
2.5 M IN E SWELL.

.CARIBBEAN WITHIN 14N71W TO 13N74W TO 13N75W TO 11N76W TO 12N74W
TO 12N71W TO 14N71W...INCLUDING THE GULF OF VENEZUELA...NE TO E
WINDS 20 TO 25 KT. SEAS TO 3.0 M IN NE TO E SWELL.
.24 HOUR FORECAST WITHIN 15N72W TO 14N77W TO 12N78W TO 11N76W TO
12N73W TO 12N70W TO 15N72W...INCLUDING THE GULF OF VENEZUELA...
NE TO E WINDS 20 TO 30 KT. SEAS TO 3.5 M IN E SWELL. ELSEWHERE
WITHIN 15N72W TO 15N77W TO 14N79W TO 11N79W TO 11N78W TO 11N75W
TO 15N72W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN E SWELL.
.48 HOUR FORECAST WITHIN 17N72W TO 14N78W TO 12N79W TO 11N76W TO
11N72W TO 13N69W TO 17N72W...INCLUDING THE GULF OF VENEZUELA...
E WINDS 20 TO 30 KT. SEAS TO 3.5 M IN E SWELL. ELSEWHERE WITHIN
16N73W TO 16N78W TO 15N81W TO 12N82W TO 10N79W TO 11N76W TO
16N73W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN E SWELL.

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

$$
.FORECASTER STRIPLING. NATIONAL HURRICANE CENTER.