HSFAT1
HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1030 UTC MON JUL 27 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0600 UTC JUL 27.
24 HOUR FORECAST VALID 0600 UTC JUL 28.
48 HOUR FORECAST VALID 0600 UTC JUL 29.
.WARNINGS.
.NONE.
.SYNOPSIS AND FORECAST.
.LOW 43N51W 1009 MB MOVING E 15 KT AND TURNING SE AFTER 24
HOURS. WITHIN 300 NM S AND SE QUADRANTS WINDS 20 TO 30 KT. SEAS
TO 3 M.
.24 HOUR FORECAST LOW 43N38W 1008 MB. WITHIN 300 NM S AND 360 NM
SW QUADRANTS WINDS 20 TO 30 KT. SEAS TO 3 M.
.48 HOUR FORECAST LOW E OF AREA 37N33W 1009 MB. WITHIN 420 NM SW
QUADRANT WINDS TO 25 KT. SEAS TO 3 M.
.LOW 41N64W 1003 MB MOVING NE 15 KT. WITHIN 480 NM S AND SE
QUADRANTS WINDS 20 TO 30 KT. SEAS TO 3 M.
.24 HOUR FORECAST LOW 44N58W 1004 MB. WITHIN 480 NM S AND
SE...AND 180 NM N AND NE QUADRANTS WINDS TO 25 KT. SEAS TO 3 M.
.48 HOUR FORECAST LOW 47N54W 1007 MB. FROM LOW TO 42N55W TO
35N64W TO 31N71W. WITHIN 300 NM E OF FRONT S OF 42N WINDS 20 TO
30 KT. SEAS TO 3 M. ELSEWHERE WITHIN 300 NM NE QUADRANT...AND W
OF A LINE FROM 31N76W TO 37N70W WINDS TO 25 KT. SEAS TO 2.5 M.
.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 43N TO 50N
BETWEEN 42W AND 54W.
.24 HOUR FORECAST DENSE FOG FROM 42N TO 46N BETWEEN 48W AND
60W...AND N OF 59N W OF 60W.
.48 HOUR FORECAST DENSE FOG FROM 43N TO 55N BETWEEN 45W AND
58W...AND W OF A LINE FROM 57N54W TO 60N59W TO 65N60W.
.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 MON JUL 27.
24 HOUR FORECAST VALID 0600 UTC TUE JUL 28.
48 HOUR FORECAST VALID 0600 UTC WED JUL 29.
.WARNINGS.
.NONE.
.SYNOPSIS AND FORECAST.
.ATLC WITHIN 22N35W TO 22N37W TO 21N37W TO 20N37W TO 20N36W TO
19N35W TO 22N35W WINDS 20 KT OR LESS. SEAS 2.5 M IN NE TO E
SWELL.
.24 HOUR FORECAST WITHIN 19N36W TO 19N38W TO 18N39W TO 18N38W TO
18N36W TO 19N36W WINDS 20 KT OR LESS. SEAS 2.5 M IN NE TO E
SWELL.
.36 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 2.5 M.
.ATLC 30 HOUR FORECAST WITHIN 31N67W TO 31N69W TO 31N71W TO
30N72W TO 29N71W TO 30N67W TO 31N67W SW WINDS 20 TO 25 KT. SEAS
LESS THAN 2.5 M.
.48 HOUR FORECAST WITHIN 31N66W TO 31N67W TO 30N68W TO 31N66W SW
WINDS 20 TO 25 KT. SEAS TO 2.5 M IN W SWELL. ELSEWHERE WITHIN
31N65W TO 31N69W TO 30N68W TO 31N65W WINDS 20 KT OR LESS. SEAS
2.5 M IN W SWELL.
.CARIBBEAN 18 HOUR FORECAST WITHIN 13N69W TO 13N70W TO 13N71W TO
11N70W TO 13N70W TO 13N69W...INCLUDING THE GULF OF VENEZUELA...
E WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.
.24 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 2.5 M.
.39 HOUR FORECAST WITHIN 12N70W TO 13N73W TO 12N73W TO 12N71W TO
11N71W TO 12N70W...INCLUDING THE GULF OF VENEZUELA...NE TO E
WINDS 20 TO 30 KT. SEAS LESS THAN 2.5 M.
.48 HOUR FORECAST WITHIN 14N72W TO 12N74W TO 12N76W TO 12N74W TO
11N72W TO 12N70W TO 14N72W...INCLUDING THE GULF OF VENEZUELA...
NE TO E WINDS 20 TO 25 KT. SEAS TO 2.5 M.
.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.
$$
.FORECASTER STRIPLING. NATIONAL HURRICANE CENTER.