651
FZNT01 KWBC 182207
HSFAT1

HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
2230 UTC FRI SEP 18 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1800 UTC SEP 18.
24 HOUR FORECAST VALID 1800 UTC SEP 19.
48 HOUR FORECAST VALID 1800 UTC SEP 20.

.WARNINGS.

...STORM WARNING...
.INLAND LOW 52N65W 1004 MB MOVING E 25 KT. FROM 45N TO 50N
BETWEEN 59W AND 67W WINDS 20 TO 30 KT. SEAS LESS THAN 2.5 M.
.06 HOUR FORECAST LOW 50N59W 996 MB. FROM 46N TO 50N BETWEEN 49W
AND 68W WINDS 25 TO 40 KT. SEAS TO 3 M.
.18 HOUR FORECAST LOW 52N52W 988 MB. WITHIN 240 NM W QUADRANT
WINDS 40 TO 50 KT. SEAS 3 TO 5 M.
.24 HOUR FORECAST LOW 52N49W 984 MB. WITHIN 240 NM W QUADRANT
WINDS 40 TO 50 KT. SEAS 3.5 TO 6.5 M. ELSEWHERE WITHIN 900 NM
SE...840 NM SW...420 NM NW...AND 240 NM NE QUADRANTS WINDS 25 TO
40 KT. SEAS 2.5 TO 5 M. ALSO FROM 37N TO 59N BETWEEN 52W AND 65W
WINDS 20 TO 30 KT. SEAS TO 3 M.
.30 HOUR FORECAST LOW 53N48W 981 MB. WITHIN 360 NM W SEMICIRCLE
WINDS 45 TO 60 KT. SEAS 5 TO 8 M.
.48 HOUR FORECAST COMPLEX LOW WITH MAIN CENTER 58N40W 976 MB.
FROM 48N TO 61N BETWEEN 40W AND 45W WINDS 40 TO 50 KT. SEAS 5 TO
8.5 M. ELSEWHERE N OF A LINE FROM 43N35W TO 42N43W TO 57N56W
WINDS 25 TO 40 KT. SEAS 2.5 TO 5 M.

...GALE WARNING...
.E OF A LINE FROM 51N35W TO 57N51W TO 62N51W AREA OF W TO NW
WINDS 25 TO 40 KT. SEAS 3 TO 6.5 M...HIGHEST NEAR 58N43W.
ELSEWHERE N OF 62N E OF GREENLAND WINDS LESS THAN 25 KT. SEAS TO
3 M.
.24 HOUR FORECAST NEW LOW 62N37W 998 MB. FROM 58N TO 60N E OF
44W WINDS TO 25 KT. SEAS 2.5 TO 4.5 M.
.48 HOUR FORECAST LOW MOVED E OF AREA. CONDITIONS DESCRIBED
ABOVE WITH LOW 58N40W.

.SYNOPSIS AND FORECAST.

.24 HOUR FORECAST FROM 36N TO 38N BETWEEN 68W AND 72W AREA OF NE
TO E WINDS TO 25 KT. SEAS TO 2.5 M.
.48 HOUR FORECAST FROM 35N TO 38N BETWEEN 74W AND 59W WINDS LESS
THAN 25 KT. SEAS TO 2.5 M.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 42N TO 45N
BETWEEN 65W AND 67W.
.24 HOUR FORECAST DENSE FOG N OF 64N E OF 41W.
.48 HOUR FORECAST CONDITIONS IMPROVED.

.FORECASTER KELLS. 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 1800 UTC FRI SEP 18.
24 HOUR FORECAST VALID 1800 UTC SAT SEP 19.
48 HOUR FORECAST VALID 1800 UTC SUN SEP 20.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.ATLC FROM 20N TO 21N BETWEEN 70W AND 72W SE WINDS 20 TO 25 KT.
SEAS
LESS THAN 2.5 M.
.06 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.

.CARIBBEAN FROM 11N TO 16N BETWEEN 68W AND 76W...INCLUDING THE
GULF OF VENEZUELA...NE TO E WINDS 20 TO 25 KT. SEAS TO 2.5 M.
.06 HOUR FORECAST LITTLE CHANGE...EXCEPT SEAS TO 3.0 M OFFSHORE
COLOMBIA.
.24 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.
.30 HOUR FORECAST FROM 11N TO 14N BETWEEN 68W AND
74W...INCLUDING
THE GULF OF VENEZUELA...NE TO E WINDS 20 TO 25 KT. SEAS LESS
THAN
2.5 M.
.42 HOUR FORECAST 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 GR. NATIONAL HURRICANE CENTER.