HSFAT1
HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
2230 UTC SAT MAY 09 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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).
SECURITE
NORTH ATLANTIC NORTH OF 31N TO 67N AND WEST OF 35W
ALL FORECASTS VALID OVER ICE FREE FORECAST WATERS
SYNOPSIS VALID 1800 UTC MAY 09.
24 HOUR FORECAST VALID 1800 UTC MAY 10.
48 HOUR FORECAST VALID 1800 UTC MAY 11.
.WARNINGS.
...GALE WARNING...
.LOW 57N50W 1002 MB MOVING N 30 KT. FROM 45N TO 61N BETWEEN 36W
AND 49W WINDS 25 TO 40 KT. SEAS 3 TO 5.5 M. ELSEWHERE FROM 40N TO
62N E OF 55W WINDS 20 TO 30 KT. SEAS 2.5 TO 3.5 M.
.24 HOUR FORECAST LOW DISSIPATED INLAND. N OF 63N BETWEEN 51W AND
62W AREA OF S WINDS 25 TO 35 KT. SEAS TO 3 M. ELSEWHERE N OF 58N
BETWEEN 46W AND 57W WINDS TO 25 KT. SEAS TO 2.5 M.
.48 HOUR FORECAST WITHIN 60 NM OF THE W GREENLAND COAST BETWEEN
48W AND 54W AREA OF S TO SE WINDS 20 TO 30 KT. SEAS TO 2.5 M.
...GALE WARNING...
.24 HOUR FORECAST LOW 64N36W 1009 MB. FROM 58N TO 61N E OF 44W
AREA OF W TO SW WINDS 25 TO 35 KT. SEAS 2.5 TO 4 M.
.48 HOUR FORECAST LOW NW OF AREA. N OF 57N E OF 44W AREA OF W
WINDS 25 TO 40 KT. SEAS 2.5 TO 4.5 M.
...GALE WARNING...
.FROM 33N TO 42N BETWEEN 68W AND 76W AREA OF S WINDS 20 TO 30 KT.
SEAS TO 2.5 M.
.24 HOUR FORECAST FROM 36N TO 50N BETWEEN 58W AND 67W AREA OF S
TO SE WINDS 20 TO 30 KT. SEAS TO 4 M.
.30 HOUR FORECAST FROM 37N TO 50N BETWEEN 58W AND 64W WINDS 25 TO
35 KT. SEAS TO 4 M.
.48 HOUR FORECAST NEW LOW NEAR 60N63W 999 MB. WITHIN 600 NM SE
QUADRANT...AND WITHIN THE GULF OF SAINT LAWRENCE WINDS 20 TO 30
KT. SEAS TO 3 M.
.SYNOPSIS AND FORECAST.
.LOW 65N70W 993 MB MOVING NW 20 KT. WITHIN 300 NM SE QUADRANT
WINDS 20 TO 30 KT. SEAS TO 4 M.
.24 HOUR FORECAST LOW MOVED WELL NW OF AREA. ASSOCIATED
CONDITIONS DIMINISHED.
.48 HOUR FORECAST NEW LOW NEAR 41N62W 1015 MB. WITHIN 180 NM E
SEMICIRCLE WINDS TO 25 KT. SEAS TO 2.5 M.
.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 45N TO 64N
BETWEEN 45W AND 53W.
.24 HOUR FORECAST DENSE FOG N OF 65N E OF 38W AND N OF 41N
BETWEEN 67W AND 69W.
.48 HOUR FORECAST DENSE FOG FROM 42N TO 50N BETWEEN 59W AND 66W
AND FROM 59N TO 63N BETWEEN 52W AND 64W.
.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 1800 UTC SAT MAY 9.
24 HOUR FORECAST VALID 1800 UTC SUN MAY 10.
48 HOUR FORECAST VALID 1800 UTC MON MAY 11.
.WARNINGS.
...CARIBBEAN GALE WARNING...
.CARIBBEAN WITHIN 13N73W TO 14N74W TO 13N78W TO 12N78W TO 11N75W
TO 12N73W TO 13N73W NE TO E WINDS 20 TO 30 KT. SEAS 2.5 TO 3.0
M. ELSEWHERE WITHIN 12N72W TO 14N72W TO 11N75W TO 12N72W TO
11N71W TO 12N69W TO 12N72W...INCLUDING GULF OF VENEZUELA...NE TO
E WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M. REMAINDER OF AREA
WITHIN 15N74W TO 15N78W TO 12N80W TO 10N78W TO 10N76W TO 13N77W
TO 15N74W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN E SWELL.
.06 HOUR FORECAST WITHIN 11.5N74W TO 12N74.5W TO 11.5N75W TO
11N75W TO 11N74.5W TO 11.5N74W NE WINDS 30 TO 40 KT. SEAS 3.0 TO
3.5 M. ELSEWHERE WITHIN 15N73W TO 16N75W TO 12N78W TO 11N76W TO
13N71W TO 15N73W NE TO E WINDS 20 TO 30 KT. SEAS 2.5 TO 3.0 M.
ELSEWHERE WITHIN 14N69W TO 15N73W TO 13N71W TO 11N72W TO 11N69W
TO 14N69W...INCLUDING GULF OF VENEZUELA...NE TO E WINDS 25 TO 30
KT. SEAS LESS THAN 2.5 M. REMAINDER OF AREA WITHIN 15N73W TO
15N78W TO 14N79W TO 11N80W TO 10N79W TO 13N78W TO 15N73W WINDS 20
KT OR LESS. SEAS 2.5 TO 3.0 M IN E SWELL.
.21 HOUR FORECAST WITHIN 15N72W TO 15N77W TO 13N78W TO 11N76W TO
13N71W TO 15N72W E WINDS 25 TO 30 KT. SEAS 2.5 TO 3.5 M.
ELSEWHERE WITHIN 13N70W TO 14N71W TO 13N71W TO 12N73W TO 11N72W
TO 12N70W TO 13N70W...INCLUDING GULF OF VENEZUELA...E WINDS 20 TO
30 KT. SEAS LESS THAN 2.5 M. REMAINDER OF AREA WITHIN 15N72W TO
17N74W TO 15N80W TO 13N80W TO 10N79W TO 11N75W TO 15N72W WINDS 20
KT OR LESS. SEAS 2.5 TO 3.0 M IN E SWELL.
.24 HOUR FORECAST LITTLE CHANGE.
.30 HOUR FORECAST WITHIN 11.5N74.5W TO 12N75W TO 11.5N75.5W TO
11N75W TO 11N74.5W TO 11.5N74.5W NE WINDS 30 TO 35 KT. SEAS 2.5
TO 3.0 M. ELSEWHERE WITHIN 15N74W TO 14N78W TO 12N77W TO 11N75W
TO 13N73W TO 13N71W TO 15N74W NE TO E WINDS 20 TO 30 KT. SEAS 2.5
TO 3.0 M IN E SWELL. ELSEWHERE WITHIN 13N65W TO 13N69W TO 14N70W
TO 12N73W TO 11N64W TO 13N65W...INCLUDING GULF OF VENEZUELA...
NE TO E WINDS 20 TO 30 KT. SEAS LESS THAN 2.5 M. REMAINDER OF
AREA WITHIN 13N77W TO 15N73W TO 17N77W TO 15N80W TO 10N80W TO
11N75W TO 13N77W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN E
SWELL.
.42 HOUR FORECAST WITHIN 15N71W TO 16N75W TO 13N79W TO 11N78W TO
11N74W TO 13N71W TO 15N71W NE TO E WINDS 20 TO 30 KT. SEAS 2.5
TO 3.0 M. ELSEWHERE WITHIN 13N70W TO 13N71W TO 12N73W TO 12N71W
TO 11N72W TO 11N70W TO 13N70W...INCLUDING GULF OF VENEZUELA...E
WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M. REMAINDER OF AREA WITHIN
15N71W TO 16N74W TO 16N77W TO 12N80W TO 10N78W TO 11N75W TO
15N71W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN E SWELL.
.48 HOUR FORECAST WITHIN 13N72W TO 14N73W TO 13N77W TO 12N77W TO
12N75W TO 13N73W TO 13N72W NE TO E WINDS 20 TO 25 KT. SEAS 2.5
TO 3.0 M IN E SWELL. ELSEWHERE WITHIN 13N70W TO 13N71W TO 13N72W
TO 13N74W TO 11N71W TO 12N69W TO 13N70W...INCLUDING GULF OF
VENEZUELA...NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.
REMAINDER OF AREA WITHIN 14N71W TO 15N75W TO 13N77W TO 15N78W TO
12N80W TO 10N78W TO 14N71W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M
IN E SWELL.
.SYNOPSIS AND FORECAST.
.ATLC WITHIN 20N71W TO 21N72W TO 21N73W TO 20N73W TO 20N72W TO
20N71W E WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.
.15 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 2.5 M.
.24 HOUR FORECAST WITHIN 20.5N71W TO 21N71.5W TO 21N73W TO
20N74W TO 20N72W TO 20N71W TO 20.5N71W E WINDS 20 TO 25 KT. SEAS
LESS THAN 2.5 M.
.42 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 2.5 M.
.ATLC 24 HOUR FORECAST WITHIN 31N35W TO 31N37W TO 30N36W TO
30N35W TO 31N35W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN N TO
NE SWELL.
.39 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 2.5 M.
.CARIBBEAN WITHIN 19N85W TO 18N87W TO 16N87W TO 17N86W TO 16N86W
TO 16N84W TO 19N85W...INCLUDING GULF OF HONDURAS...E TO SE WINDS
20 TO 30 KT. SEAS NEAR 2.5 M.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST LITTLE CHANGE.
.GULF OF AMERICA 03 HOUR FORECAST WITHIN 22N87W TO 23N87W TO
23N89W TO 22N89W TO 22N88W TO 22N87W E TO SE WINDS 20 TO 25 KT.
SEAS LESS THAN 2.5 M.
.12 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 2.5 M.
.24 HOUR FORECAST LITTLE CHANGE.
.27 HOUR FORECAST WITHIN 23N87W TO 23N88W TO 23N89W TO 22N89W TO
22N88W TO 22N87W TO 23N87W E 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 CHAN. NATIONAL HURRICANE CENTER.
$$