HSFAT1
HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1030 UTC TUE NOV 18 2025
CCODE/2:31:04:01:00/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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 NOV 18.
24 HOUR FORECAST VALID 0600 UTC NOV 19.
48 HOUR FORECAST VALID 0600 UTC NOV 20.
.WARNINGS.
...HURRICANE FORCE WIND WARNING...
.COMPLEX LOW WITH FIRST LOW 50N63W 981 MB MOVING N 10 KT AND
SECOND LOW 56N60W 973 MB MOVING NW 05 KT. FROM 58N TO 61N BETWEEN
43W AND 56W WINDS 50 TO 65 KT. SEAS 5.5 TO 9.5 M. ELSEWHERE
WITHIN 420 NM N AND 480 NM NE QUADRANTS WINDS 35 TO 50 KT. SEAS
4.5 TO 8.5 M. ALSO FROM 35N TO 64N W OF 39W WINDS 25 TO 40 KT.
SEAS 2.5 TO 7 M...HIGHEST S AND NE OF CENTER.
.24 HOUR FORECAST COMBINED LOW INLAND 57N62W 976 MB. WITHIN 60 NM
NE OF A LINE FROM 62N53W TO 59N46W TO 60N42W WINDS 35 TO 45 KT.
SEAS 3.5 TO 6.5 M. ELSEWHERE FROM 41N TO 67N W OF 46W AND WITHIN
240 NM NE AND E OF A FRONT FROM 61N41W TO 56N39W TO 50N40W TO
43N45W WINDS 25 TO 40 KT. SEAS 3 TO 5 M.
.48 HOUR FORECAST LOW 57N61W 984 MB. WITHIN 360 NM NE AND 840 NM
SE QUADRANTS WINDS 20 TO 30 KT. SEAS 2.5 TO 4 M.
...GALE WARNING...
.FROM 63N TO 66N W OF 59W AREA OF NE WINDS 25 TO 35 KT. SEAS 2.5
TO 4.5 M.
.24 HOUR FORECAST CONDITIONS DESCRIBED ABOVE WITH LOW 57N62W.
...GALE WARNING...
.30 HOUR FORECAST NEW LOW 61N41W 1012 MB. WITHIN 120 NM NE
SEMICIRCLE WINDS 25 TO 35 KT. SEAS TO 3.5 M.
.48 HOUR FORECAST LOW 63N38W 1000 MB. FROM 49N TO 66N E OF 45W
WINDS 25 TO 35 KT. SEAS 2.5 TO 4 M.
.SYNOPSIS AND FORECAST.
.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM WITHIN 60 NM SE OF A
LINE FROM 50N46W TO 49N48W TO 44N51W AND FROM 63N TO 65N W OF
61W.
.24 HOUR FORECAST DENSE FOG W OF A LINE FROM 61N64W TO 63N63W TO
65N63W...W OF A LINE FROM 60N42W TO 63N40W...FROM 57N TO 60N W OF
59W...AND WITHIN 60 NM E OF A LINE FROM 58N42W TO 54N40W TO
50N41W.
.48 HOUR FORECAST DENSE FOG FROM 58N TO 66N W OF 55W AND N OF 60N
E OF GREENLAND.
.LIGHT FREEZING SPRAY N OF 64N W OF 58W AND N OF 63N E OF
GREENLAND.
.24 HOUR FORECAST LIGHT FREEZING SPRAY N OF 65N E OF GREENLAND.
.48 HOUR FORECAST LIGHT FREEZING SPRAY CONDITIONS IMPROVED.
.FORECASTER HYDE. 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 0600 UTC TUE NOV 18.
24 HOUR FORECAST VALID 0600 UTC WED NOV 19.
48 HOUR FORECAST VALID 0600 UTC THU NOV 20.
.WARNINGS.
.NONE.
.SYNOPSIS AND FORECAST.
.ATLC WITHIN 31N51W TO 31N70W TO 28N64W TO 29N55W TO 31N51W
WINDS 20 KT OR LESS. SEAS 2.5 TO 3.5 M IN NW SWELL.
.24 HOUR FORECAST WITHIN 31N45W TO 31N61W TO 30N58W TO 31N54W TO
31N45W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN NW SWELL.
.36 HOUR FORECAST CONDITIONS IMPROVE.
.ATLC WITHIN 15N37W TO 13N48W TO 09N44W TO 12N40W TO 09N37W TO
15N37W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN N SWELL.
.21 HOUR FORECAST CONDITIONS IMPROVE.
.CARIBBEAN 18 HOUR FORECAST WITHIN 12N74W TO 12N76W TO 11N76W TO
11N75W TO 11N74W TO 12N74W NE WINDS 20 TO 25 KT. SEAS LESS THAN
2.5 M.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST LITTLE CHANGE.
.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.
.FORECASTER KONARIK. NATIONAL HURRICANE CENTER.
$$