HSFAT1
HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
2230 UTC TUE MAR 25 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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).
SECURITE
NORTH ATLANTIC NORTH OF 31N TO 67N AND WEST OF 35W
ALL FORECASTS VALID OVER ICE FREE FORECAST WATERS
SYNOPSIS VALID 1800 UTC MAR 25.
24 HOUR FORECAST VALID 1800 UTC MAR 26.
48 HOUR FORECAST VALID 1800 UTC MAR 27.
.WARNINGS.
...GALE WARNING...
.LOW 49N56W 1000 MB MOVING NE 30 KT. WITHIN 480 NM SE OF A FRONT
FROM 51N53W TO LOW CENTER TO 41N62W TO 33N72W WINDS 25 TO 40 KT.
SEAS 8 TO 17 FT. ELSEWHERE WITHIN 180 NM NW...480 NM NE...1020
NM SE AND 1320 NM SW QUADRANTS WINDS TO 25 KT. SEAS TO 12 FT.
.24 HOUR FORECAST LOW 56N35W 999 MB. WITHIN 1020 NM SW QUADRANT
WINDS 25 TO 40 KT. SEAS 11 TO 22 FT. ELSEWHERE WITHIN 240 NM NW
AND 1200 NM SW QUADRANTS WINDS TO 25 KT. SEAS 8 TO 17 FT.
.48 HOUR FORECAST LOW WELL E OF AREA. CONDITIONS DESCRIBED WITH
THIRD GALE WARNING BELOW.
...GALE WARNING...
.LOW 62N61W 992 MB MOVING SE 05 KT. WITHIN 180 NM OF LOW CENTER
EXCEPT 240 NM NW QUADRANT WINDS 25 TO 40 KT. SEAS 8 TO 16 FT.
ELSEWHERE N OF 59N BETWEEN 50W AND 64W WINDS TO 25 KT. SEAS TO 8
FT.
.24 HOUR FORECAST LOW 60N59W 997 MB. WITHIN 120 NM NW QUADRANT
WINDS 25 TO 35 KT. SEAS TO 12 FT. ELSEWHERE WITHIN 180 NM N
SEMICIRCLE...AND 540 NM SE AND 300 NM SW QUADRANTS WINDS TO 25
KT. SEAS TO 8 FT.
.48 HOUR FORECAST LOW 60N52W 1000 MB. WITHIN 120 NM S SEMICIRCLE
AND NW QUADRANT WINDS 25 TO 40 KT. SEAS 8 TO 14 FT. ELSEWHERE
WITHIN 240 NM OF LOW CENTER EXCEPT 120 NM NE QUADRANT WINDS TO
25 KT. SEAS TO 8 FT.
...GALE WARNING...
.LOW E OF AREA NEAR 59N30W 996 MB MOVING NE 20 KT. WITHIN 660 NM
SW QUADRANT WINDS 25 TO 40 KT. SEAS 10 TO 20 FT. ELSEWHERE
WITHIN 780 SW QUADRANT WINDS TO 25 KT. SEAS 8 TO 13 FT.
.24 HOUR FORECAST LOW WELL E OF AREA. N OF 60N E OF GREENLAND
WINDS 25 TO 40 KT. SEAS 8 TO 14 FT. ELSEWHERE N OF 57N E OF 45W
WINDS TO 25 KT. SEAS TO 8 FT.
.48 HOUR FORECAST LOW WELL E OF AREA. FROM 56N TO 61N E OF 43W
WINDS 25 TO 40 KT. SEAS 8 TO 13 FT. ELSEWHERE N OF 55N E OF 46W
WINDS TO 25 KT. SEAS TO 12 FT.
...GALE WARNING...
.24 HOUR FORECAST NEW LOW 40N65W 1010 MB. WITHIN 720 NM S
SEMICIRCLE WINDS 20 TO 30 KT. SEAS 8 TO 13 FT.
.48 HOUR FORECAST LOW 49N52W 1002 MB. WITHIN 840 NM SE AND 1080
NM SW QUADRANTS WINDS 25 TO 40 KT. SEAS 9 TO 18 FT. ELSEWHERE
WITHIN 420 NM N SEMICIRCLE...AND 1080 NM SE AND 1440 NM SW
QUADRANTS WINDS TO 25 KT. SEAS TO 10 FT.
...HEAVY FREEZING SPRAY...
.MODERATE TO HEAVY FREEZING SPRAY FROM 59N TO 62N W OF 57W AND N
OF 64N W OF 54W. ELSEWHERE LIGHT TO MODERATE FREEZING SPRAY N OF
48N W OF 44W.
.24 HOUR FORECAST LIGHT TO MODERATE FREEZING SPRAY N OF 48N W OF
47W.
.48 HOUR FORECAST LIGHT TO MODERATE FREEZING SPRAY N OF 54N W OF
43N.
.SYNOPSIS AND FORECAST.
.LOW 62N38W 998 MB MOVING SE 10 KT. N OF 59N E OF GREENLAND
WINDS 20 TO 30 KT. SEAS TO 9 FT.
.24 HOUR FORECAST LOW AND CONDITIONS ABSORBED BY LOW WELL E OF
AREA DESCRIBED IN THIRD GALE WARNING IN WARNINGS SECTION ABOVE.
.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 41N TO 56N
BETWEEN 47W AND 62W AND N OF 63N W OF 53W.
.24 HOUR FORECAST DENSE FOG FROM 42N TO 49N BETWEEN 40W AND 51W
FROM 53N TO 58N W OF 39W AND N OF 59N W OF GREENLAND.
.48 HOUR FORECAST DENSE FOG FROM 42N TO 55N BETWEEN 41W AND 54W
AND FROM 45N TO 51N BETWEEN 55W AND 64W.
.FORECASTER HOLLEY. 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 TUE MAR 25.
24 HOUR FORECAST VALID 1800 UTC WED MAR 26.
48 HOUR FORECAST VALID 1800 UTC THU MAR 27.
.WARNINGS.
...CARIBBEAN GALE WARNING...
.WITHIN 16N73W TO 15N76W TO 13N78W TO 12N77W TO 13N70W TO
16N73W...INCLUDING THE GULF OF VENEZUELA...E WINDS 25 TO 30 KT.
SEAS 10 TO 12 FT IN E SWELL. ELSEWHERE... WITHIN 16N66W TO
18N74W TO
17N80W TO 10N82W TO 12N73W TO 12N66W TO 16N66W...INCLUDING THE
GULF OF VENEZUELA...NE TO E WINDS 20 TO 25 KT. SEAS 8 TO 10 FT.
.06 HOUR FORECAST LITTLE CHANGE...EXCEPT WINDS TO GALE FORCE.
.18 HOUR FORECAST LITTLE CHANGE...EXCEPT WINDS BELOW GALE FORCE.
.24 HOUR FORECAST WITHIN 13N69W TO 13N72W TO 12N76W TO 11N77W TO
12N72W TO 11N69W TO 13N69W...INCLUDING THE GULF OF VENEZUELA...
NE TO E WINDS 20 TO 25 KT. SEAS 8 TO 10 FT W OF 72W AND LESS THAN
8 FT E OF 72W.
.48 HOUR FORECAST WITHIN 13N70W TO 13N73W TO 12N77W TO 10N78W TO
11N73W TO 12N72W TO 11N70W TO 13N70W...INCLUDING THE GULF OF
VENEZUELA...NE TO E WINDS 20 TO 25 KT. SEAS 8 TO 9 FT W OF 75W
AND LESS THAN 8 FT E OF 75W.
.SYNOPSIS AND FORECAST.
.ATLC WITHIN 27N35W TO 22N62W TO 11N61W TO 06N54W TO 07N35W TO
27N35W...INCLUDING IN ATLC EXPOSURES AND PASSAGES... NE TO E
WINDS 20 TO 25 KT. SEAS 8 TO 9 FT.
.24 HOUR FORECAST WITHIN 26N35W TO 26N52W TO 19N53W TO 16N43W TO
13N39W TO 15N35W TO 26N35W NE TO E WINDS 20 TO 25 KT. SEAS 8 TO
10 FT IN E SWELL. ELSEWHERE...WITHIN 17N45W TO 28N35W TO 24N60W
TO 11N62W TO 06N55W TO 07N35W TO 17N45W...INCLUDING IN ATLC
EXPOSURES AND PASSAGES...WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN
NE TO E SWELL.
.48 HOUR FORECAST LITTLE CHANGE.
.ATLC WITHIN 21N71W TO 21N72W TO 20N73W TO 20N72W TO 20N71W TO
20N70W TO 21N71W E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.18 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.
.CARIBBEAN 42 HOUR FORECAST WITHIN 21N78W TO 22N82W TO 22N83W TO
19N82W TO 18N80W TO 19N78W TO 21N78W...INCLUDING THE LEE OF CUBA
...NE WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.48 HOUR FORECAST LITTLE CHANGE.
.GULF OF AMERICA 06 HOUR FORECAST WITHIN 22N90W TO 22N91W TO
22N92W TO 20N93W TO 19N92W TO 19N91W TO 22N90W...INCLUDING WITHIN
60 NM OF COAST OF CAMPECHE...NE TO E WINDS 20 TO 25 KT. SEAS
LESS THAN 8 FT.
.18 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST LITTLE CHANGE.
.36 HOUR FORECAST WITHIN 26N85W TO 28N90W TO 25N97W TO 21N96W TO
21N91W TO 26N85W...INCLUDING WITHIN 60 NM OF COAST OF CAMPECHE
...E TO SE WINDS 20 TO 25 KT. SEAS TO 8 FT.
.48 HOUR FORECAST LITTLE CHANGE.
.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.
$$
.FORECASTER AGUIRRE. NATIONAL HURRICANE CENTER.