HSFAT1
HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1030 UTC SUN OCT 04 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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).
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 04.
24 HOUR FORECAST VALID 0600 UTC OCT 05.
48 HOUR FORECAST VALID 0600 UTC OCT 06.
.WARNINGS.
...GALE WARNING...
.LOW 57N35W 996 MB MOVING NE 35 KT AND RAPDIDLY INTENSIFYING.
WITHIN 540 NM S AND SE QUADRANTS WINDS 25 TO 40 KT. SEAS 2.5 TO
3.5 M.
.24 HOUR FORECAST LOW AND CONDITIONS MOVED WELL E OF AREA.
...GALE WARNING...
.LOW 61N41W 993 MB MOVING E 15 KT. WITHIN 120 NM SE AND 240 NM
SW QUADRANTS WINDS 20 TO 30 KT. SEAS TO 3 M.
.06 HOUR FORECAST LOW 61N39W 990 MB. WITHIN 180 NM S AND SW
QUADRANTS WINDS 25 TO 35 KT. SEAS TO 3.5 M.
.24 HOUR FORECAST LOW MOVED E OF AREAS 61N30W 997 MB. FROM 56N
TO 60N E OF 48W WINDS 25 TO 40 KT. SEAS 2.5 TO 4.5 M. ELSEWHERE
FROM 53N TO 61N E OF 52W WINDS 20 TO 30 KT. SEAS 2.5 TO 4 M.
.48 HOUR FORECAST LOW MOVED E OF AREA. FROM 55N TO 61N E OF 44W
WINDS 25 TO 40 KT. SEAS 2.5 TO 5.5 M.
...GALE WARNING...
.LOW 39N64W 1020 MB MOVING N 10 KT THEN NE 15 KT AFTER 24 HOURS.
FROM 37N TO 42N BETWEEN 58W AND 75W WINDS TO 25 KT. SEAS LESS
THAN 2.5 M.
.24 HOUR FORECAST LOW 42N65W 1018 MB. WITHIN 420 NM E AND 480 NM
NE QUADRANTS WINDS TO 25 KT. SEAS TO 2.5 M.
.48 HOUR FORECAST LOW 51N67W 982 MB. FROM 43N TO 54N BETWEEN 44W
AND 56W WINDS 25 TO 40 KT. SEAS 2.5 TO 4.5 M. ELSEWHERE FROM 36N
TO 55N BETWEEN 44W AND 70W WINDS 20 TO 30 KT. SEAS TO 3 M.
...GALE WARNING...
.06 HOUR FORECAST NEW LOW 63N56W 997 MB. WITHIN 300 NM S AND SW
QUADRANTS WINDS 25 TO 35 KT. SEAS 2.5 TO 4 M.
.24 HOUR FORECAST LOW 64N56W 1004 MB. WITHIN 300 NM S QUADRANT
WINDS 20 TO 30 KT. SEAS TO 3 M.
.48 HOUR FORECAST LOW DISSIPATED. CONDITIONS DIMINISHED.
.SYNOPSIS AND FORECAST.
.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 53N TO 57N E
OF 38W...AND N AND NW OF A LINE FROM 66N53W TO 64N60W TO 62N60W.
.24 HOUR FORECAST DENSE FOG N OF 64N BETWEEN W GREENLAND COAST
AND 57W.
.48 HOUR FORECAST DENSE FOG FROM 42N TO 50N BETWEEN 48W AND 58W.
.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 SUN OCT 4.
24 HOUR FORECAST VALID 0600 UTC MON OCT 5.
48 HOUR FORECAST VALID 0600 UTC TUE OCT 6.
.WARNINGS.
.NONE.
.SYNOPSIS AND FORECAST.
.ATLC 18 HOUR FORECAST WITHIN 13N53W TO 14N54W TO 14N55W TO
12N56W TO 12N55W TO 12N54W TO 13N53W E WINDS 20 TO 25 KT. SEAS
LESS THAN 2.5 M.
.24 HOUR FORECAST LITTLE CHANGE.
.36 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 2.5 M.
.ATLC 45 HOUR FORECAST WITHIN 31N76W TO 31N80W TO 30N80W TO
30N79W TO 30N77W TO 31N76W NE WINDS 20 TO 25 KT. SEAS LESS THAN
2.5 M.
.48 HOUR FORECAST LITTLE CHANGE.
.CARIBBEAN 18 HOUR FORECAST WITHIN 12N69W TO 12N70W TO 12N71W TO
11N71W TO 11N70W TO 11N69W TO 12N69W...INCLUDING THE GULF OF
VENEZUELA... E WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.
.24 HOUR FORECAST WITHIN 12N73W TO 13N74W TO 12N75W TO 11N76W TO
11N74W TO 11N73W TO 12N73W E WINDS 20 TO 25 KT. SEAS LESS THAN
2.5 M.
.48 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 2.5 M.
.GULF OF AMERICA 06 HOUR FORECAST WITHIN 24N96W TO 26N97W TO
24N98W TO 22N98W TO 22N97W TO 24N96W N WINDS 20 TO 25 KT. SEAS
LESS THAN 2.5 M.
.18 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 2.5 M.
.24 HOUR FORECAST LITTLE CHANGE.
.GULF OF AMERICA 27 HOUR FORECAST WITHIN 30N93W TO 30N95W TO
29N97W TO 28N97W TO 28N95W TO 29N94W TO 30N93W NE WINDS 20 TO 25
KT. SEAS LESS THAN 2.5 M.
.36 HOUR FORECAST CONDITIONS IMPROVE. 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 RAMOS. NATIONAL HURRICANE CENTER.