HSFAT1
HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
2230 UTC FRI JUN 19 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 JUN 19.
24 HOUR FORECAST VALID 1800 UTC JUN 20.
48 HOUR FORECAST VALID 1800 UTC JUN 21.
.WARNINGS.
...GALE WARNING...
.LOW 37N75W 1006 MB MOVING NE 30 KT. WITHIN 480 NM S SEMICIRCLE
WINDS 25 TO 35 KT. SEAS TO 3 M. ELSEWHERE WITHIN 960 NM SE
QUADRANT WINDS TO 25 KT. SEAS TO 2.5 M.
.24 HOUR FORECAST LOW 39N57W 1002 MB. WITHIN 480 NM S SEMICIRCLE
WINDS 25 TO 40 KT. SEAS 2.5 TO 5 M. ELSEWHERE WITHIN 540 NM S
SEMICIRCLE...AND WITHIN 180 NM NW AND 420 NM NE QUADRANTS WINDS
TO 25 KT. SEAS TO 3 M.
.48 HOUR FORECAST LOW AND CONDITIONS ABSORBED BY LOW 53N43W
DESCRIBED BELOW.
...GALE WARNING...
.48 HOUR FORECAST NEW LOW 53N43W 990 MB. WITHIN 360 NM E
SEMICIRCLE WINDS 25 TO 40 KT. SEAS 2.5 TO 4.5 M. ELSEWHERE WITHIN
480 NM N SEMICIRCLE...AND 660 NM SE AND 1200 NM SW QUADRANTS
WINDS TO 25 KT. SEAS TO 2.5 M.
.SYNOPSIS AND FORECAST.
.LOW INLAND 47N66W 990 MB MOVING NE 20 KT. WITHIN 660 NM NE...840
NM NE AND 480 NM SW QUADRANTSWINDS 20 TO 30 KT. SEAS TO 3 M.
.24 HOUR FORECAST LOW 48N58W 992 MB. WITHIN 420 NM NW...720 NM
NE...900 NM SE AND 540 NM SW QUADRANTS WINDS 20 TO 30 KT. SEAS TO
3 M.
.48 HOUR FORECAST LOW AND CONDITIONS ABSORBED BY LOW 53N43W
DESCRIBED IN WARNINGS SECTION ABOVE.
.COMPLEX LOW WITH MAIN CENTER E OF AREA NEAR 42N32W 1002 MB
MOVING E 15 KT AND SECOND CENTER 42N27W 1008 MB DRIFTING NW.
WITHIN 660 NM W SEMICIRCLE OF MAIN CENTER WINDS 20 TO 30 KT. SEAS
TO 3 M.
.24 HOUR FORECAST LOW E OF AREA NEAR 41N26W 1008 MB. WITHIN 540
NM W SEMICIRCLE WINDS 20 TO 30 KT. SEAS TO 2.5 M.
.48 HOUR FORECAST LOW AND CONDITIONS DIMINISHED E OF AREA.
.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 42N TO 48N
BETWEEN 54W AND 65W AND FROM 46N TO 52N BETWEEN 50W AND 55W.
.24 HOUR FORECAST DENSE FOG FROM 40N TO 55N BETWEEN 43W AND 58W.
.48 HOUR FORECAST DENSE FOG FROM 50N TO 54N BETWEEN 47W AND 56W
AND N OF 62N BETWEEN 54W AND 60W.
.FORECASTER HOLLEY. 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 FRI JUN 19.
24 HOUR FORECAST VALID 1800 UTC SAT JUN 20.
48 HOUR FORECAST VALID 1800 UTC SUN JUN 21.
.WARNINGS.
.NONE.
.SYNOPSIS AND FORECAST.
.ATLC WITHIN 31N74.5W TO 31N77.5W TO 30.5N77W TO 30.5N76.5W TO
30.5N75.5W TO 31N74.5W SW WINDS 20 TO 25 KT. SEAS LESS THAN 2.5
M.
.06 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 2.5 M.
.ATLC WITHIN 20N71W TO 21N71W TO 20N72W TO 20N71W E 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.
.ATLC 18 HOUR FORECAST WITHIN 15N55W TO 15N59W TO 13N59W TO
11N57W TO 12N55W TO 13N54W TO 15N55W WINDS 20 KT OR LESS. SEAS
2.5 TO 3.0 M.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST WITHIN 15N56W TO 15N59W TO 13N60W TO 10N59W TO
09N55W TO 11N54W TO 15N56W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0
M.
.CARIBBEAN WITHIN 15N72W TO 14N78W TO 11N78W TO 10N76W TO 13N72W
TO 15N72W NE TO E WINDS 20 TO 25 KT. SEAS 2.5 M.
.24 HOUR FORECAST WITHIN 16N72W TO 17N77W TO 14N79W TO 11N78W TO
11N71W TO 11N70W TO 16N72W E WINDS 20 TO 30 KT. SEAS 2.5 TO 3.0
M.
.48 HOUR FORECAST WITHIN 16N71W TO 16N77W TO 15N80W TO 13N81W TO
11N78W TO 12N71W TO 16N71W NE TO E WINDS 20 TO 25 KT. SEAS 2.5
TO 3.0 M.
.CARIBBEAN WITHIN 17N85W TO 18N86W TO 19N88W TO 16N88W TO 16N87W
TO 16N86W TO 17N85W...INCLUDING THE GULF OF HONDURAS... E 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 WITHIN 16.5N85.5W TO 17N86W TO 17N86.5W TO
16.5N86.5W TO 16N86.5W TO 16N85.5W TO 16.5N85.5W 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.
.GULF OF AMERICA 03 HOUR FORECAST WITHIN 23N87W TO 23N89W TO
22N89W TO 22N87W TO 23N87W 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.
.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.
.FORECASTER AL. NATIONAL HURRICANE CENTER.
$$