042
FZNT01 KWBC 171011
HSFAT1

HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1030 UTC FRI OCT 17 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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).

FROM OCTOBER 15 TO APRIL 1, DUE TO THE CLIMATOLOGY OF THE NORTH
ATLANTIC AND THE FREQUENCY AND VOLUME OF WEATHER HAZARDS, ALONG
WITH CUSTOMER FEEDBACK, HIGH SEAS FORECASTS WILL BE LIMITED TO
WINDS OF 25 TO 35 KNOTS AND HIGHER, AND SEAS OF 4 METERS OR
GREATER, ALONG WITH FREEZING SPRAY, DENSE FOG, VOLCANIC ASH,
AND ANYTHING TROPICAL (INCLUDING A DEPRESSION). LESSER
CONDITIONS WILL BE INCLUDED FOR WARNING CONDITIONS AND TO
PRESERVE CONTINUITY WHERE APPROPRIATE.

SECURITE

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

ALL FORECASTS VALID OVER ICE FREE FORECAST WATERS

SYNOPSIS VALID 0600 UTC OCT 17.
24 HOUR FORECAST VALID 0600 UTC OCT 18.
48 HOUR FORECAST VALID 0600 UTC OCT 19.

.WARNINGS.

...STORM WARNING...
.LOW 41N62W 988 MB MOVING SW 20 KT AND THEN MOVING E 20 KT
WITHIN NEXT 12 HOURS THEN MOVING NE AFTER 24 HOURS. WITHIN 180
NM N AND NW QUADRANTS WINDS 30 TO 45 KT. SEAS 3 TO 5 M.
ELSEWHERE WITHIN 240 NM N SEMICIRCLE...AND 360 NM NW AND 480 NM
SW QUADRANTS WINDS 25 TO 40 KT. SEAS 2.5 TO 4.5 M. ELSEWHERE
FROM 31N TO 45N W OF 57W WINDS 20 TO 30 KT. SEAS TO 3.5 M.
.06 HOUR FORECAST LOW 39N64W 987 MB. WITHIN 180 NM NW SEMICIRCLE
WINDS 40 TO 50 KT. SEAS 4 TO 7 M.
.24 HOUR FORECAST COMPLEX LOW WITH MAIN LOW 36N59W 982 MB.
WITHIN 300 NM SW AND S QUADRANTS WINDS 35 TO 50 KT. SEAS 5.5 TO
8 M. ELSEWHERE FROM 31N TO 45N BETWEEN 50W AND 68W WINDS 30 TO
45 KT. SEAS 3 TO 7.5 M.
.48 HOUR FORECAST LOW 41N53W 987 MB. FROM 31N TO 48N BETWEEN 47W
AND 62W WINDS 25 TO 35 KT. SEAS 3 TO 7 M...HIGHEST SW AND S OF
LOW CENTER.

...GALE WARNING...
.LOW 41N43W 990 MB MOVING NE 30 KT. FROM 31N TO 43N BETWEEN 36W
AND 47W WINDS 25 TO 35 KT. SEAS 2.5 TO 5 M.
.24 HOUR FORECAST LOW MOVED E OF AREA. FROM 31N TO 37N E OF 50W
WINDS 20 TO 30 KT. SEAS TO 4 M.
.48 HOUR FORECAST FROM 31N TO 40N BETWEEN 47W AND 38W AREA OF SW
WINDS 20 TO 30 KT. SEAS TO 4 M.

.SYNOPSIS AND FORECAST.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 46N TO 58N
BETWEEN 50W AND 60W AND FROM 51N TO 59N BETWEEN 50W AND 35W.
.24 HOUR FORECAST DENSE FOG W OF A LINE FROM 49N50W TO 55N54W TO
57N59W.
.48 HOUR FORECAST DENSE FOG W OF A LINE FROM 48N50W TO 60N60W.

.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 0600 UTC FRI OCT 17.
24 HOUR FORECAST VALID 0600 UTC SAT OCT 18.
48 HOUR FORECAST VALID 0600 UTC SUN OCT 19.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.ATLC WITHIN 31N42W TO 31N53W TO 23N58W TO 22N55W TO 26N47W TO
31N42W SW WINDS 20 TO 30 KT. SEAS 2.5 TO 4.5 M. ELSEWHERE WITHIN
31N35W TO 31N58W TO 22N61W TO 21N56W TO 27N45W TO 27N35W TO
31N35W WINDS 20 KT OR LESS. SEAS 2.5 TO 4.5 M IN W SWELL.
.24 HOUR FORECAST CONDITIONS MERGED.

.ATLC WITHIN 31N65W TO 31N72W TO 30N70W TO 30N67W TO 31N65W NW
TO N WINDS 20 TO 25 KT. SEAS 2.5 TO 4.5 M. ELSEWHERE WITHIN
31N62W TO 31N79W TO 28N79W TO 27N76W TO 28N73W TO 29N65W TO
31N62W WINDS 20 KT OR LESS. SEAS 2.5 TO 4.5 M IN NE SWELL.
.24 HOUR FORECAST WITHIN 31N42W TO 31N54W TO 25N56W TO 23N53W TO
31N42W SW WINDS 20 TO 30 KT. SEAS 2.5 TO 4.5 M. WITHIN 31N54W TO
31N67W TO 30N65W TO 28N57W TO 31N54W W WINDS 20 TO 30 KT. SEAS
4.0 TO 5.5 M. ELSEWHERE WITHIN 31N39W TO 29N60W TO 31N75W TO
25N71W TO 26N60W TO 24N50W TO 31N39W WINDS 20 KT OR LESS. SEAS
2.5 TO 4.5 M IN NW SWELL.
.48 HOUR FORECAST WITHIN 31N41W TO 31N47W TO 28N48W TO 28N46W TO
30N43W TO 31N41W SW WINDS 20 TO 25 KT. SEAS 2.5 TO 4.5 M. WITHIN
31N48W TO 31N59W TO 29N56W TO 29N53W TO 29N50W TO 31N48W W WINDS
20 TO 25 KT. SEAS 4.0 TO 5.5 M. ELSEWHERE WITHIN 31N39W TO
31N76W TO 23N73W TO 22N60W TO 31N39W WINDS 20 KT OR LESS. SEAS
2.5 TO 4.5 M IN N SWELL.

.ATLC 06 HOUR FORECAST WITHIN 12N37W TO 14N38W TO 14N39W TO
13N41W TO 09N41W TO 10N38W TO 12N37W E TO SE WINDS 20 TO 25 KT.
SEAS 2.5 TO 3.0 M.
.24 HOUR FORECAST WITHIN 15N43W TO 14N47W TO 11N48W TO 11N47W TO
10N44W TO 12N43W TO 15N43W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0
M IN N SWELL.
.48 HOUR FORECAST WITHIN 14N50W TO 16N51W TO 16N55W TO 13N56W TO
11N54W TO 11N51W TO 14N50W E WINDS 20 TO 25 KT. SEAS 2.5 TO 3.0
M.

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

$$
.FORECASTER AL. NATIONAL HURRICANE CENTER.