HSFAT1
HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
0430 UTC SAT JUL 25 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0000 UTC JUL 25.
24 HOUR FORECAST VALID 0000 UTC JUL 26.
48 HOUR FORECAST VALID 0000 UTC JUL 27.
.WARNINGS.
.NONE.
.SYNOPSIS AND FORECAST.
.COMPLEX LOW WITH MAIN LOW 61N57W 999 MB DRIFTING NE. FROM 53N
TO 60N E OF 60W...AND W AND NW OF A LINE FROM 62N63W TO 67N54W
WINDS 20 TO 30 KT. SEAS TO 3.5 M.
.24 HOUR FORECAST LOW DISSIPATED WITH NEW LOW NEAR 61N41W 1004
MB. FROM 56N TO 60N E OF 43W WINDS TO 25 KT. SEAS TO 2.5 M.
.48 HOUR FORECAST LOW MOVED E OF AREA 60N31W 1001 MB. CONDITIONS
MOVED E OF AREA.
.LOW 34N42W 1023 MB MOVING NW 10 KT. WITHIN 360 NM NE QUADRANT
WINDS TO 25 KT. SEAS TO 2.5 M.
.24 HOUR FORECAST LOW 36N44W 1022 MB. WINDS LESS THAN 25 KT.
SEAS LESS THAN 2.5 M.
.48 HOUR FORECAST LOW DISSIPATED. CONDITIONS DIMINISHED.
.48 HOUR FORECAST LOW 42N52W 1009 MB. WITHIN 300 NM S AND SE
QUADRANTS WINDS TO 25 KT. SEAS TO 2.5 M.
.48 HOUR FORECAST COMPLEX LOW WITH MAIN LOW 38N69W 1005 MB. FROM
31N TO 39N BETWEEN 60W AND 72W WINDS TO 25 KT. SEAS TO 2.5 M.
.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 42N TO 53N
BETWEEN 58W AND 35W...FROM 57N TO 61N E OF 40W...AND FROM 61N TO
64N BETWEEN W COAST OF GREENLAND AND 56W.
.24 HOUR FORECAST DENSE FOG WITHIN 240 NM SE OF A LINE FROM
47N54W TO 51N50W TO 55N40W TO 56N35W.
.48 HOUR FORECAST DENSE FOG FROM 43N TO 49N BETWEEN 36W 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 0000 UTC SAT JUL 25.
24 HOUR FORECAST VALID 0000 UTC SUN JUL 26.
48 HOUR FORECAST VALID 0000 UTC MON JUL 27.
.WARNINGS.
.NONE.
.SYNOPSIS AND FORECAST.
.ATLC WITHIN 25N35W TO 24N36W TO 23N36W TO 21N36W TO 21N35W TO
25N35W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN E SWELL.
.24 HOUR FORECAST WITHIN 25N35W TO 23N36W TO 23N37W TO 21N38W TO
21N36W TO 21N35W TO 25N35W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0
M IN E SWELL.
.39 HOUR FORECAST CONDITIONS IMPROVE.
.ATLC 18 HOUR FORECAST WITHIN 20N70W TO 21N71W TO 20N73W TO
20N72W TO 20N70W E WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.
.24 HOUR FORECAST LITTLE CHANGE.
.30 HOUR FORECAST CONDITIONS IMPROVE.
.CARIBBEAN WITHIN 15N75W TO 15N78W TO 13N76W TO 12N75W TO 13N72W
TO 14N75W TO 15N75W NE TO E WINDS 20 TO 25 KT. SEAS 2.5 TO 3.0 M.
.24 HOUR FORECAST WITHIN 13N71W TO 13N75W TO 15N77W TO 11N80W TO
11N76W TO 11N71W TO 13N71W...INCLUDING THE GULF OF
VENEZUELA...NE TO E WINDS 20 TO 30 KT. SEAS 2.5 TO 3.0 M.
.48 HOUR FORECAST WITHIN 13N70W TO 14N71W TO 13N72W TO 12N73W TO
11N70W TO 13N70W...INCLUDING THE GULF OF VENEZUELA...NE TO E
WINDS 20 TO 25 KT. SEAS TO 2.5 M.
.CARIBBEAN 18 HOUR FORECAST WITHIN 17N86W TO 17N87W TO 16N88W TO
16N87W TO 16N86W TO 17N86W...INCLUDING THE GULF OF HONDURAS...E
WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.
.24 HOUR FORECAST LITTLE CHANGE.
.33 HOUR FORECAST CONDITIONS IMPROVE.
.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.
$$
.FORECASTER KONARIK. NATIONAL HURRICANE CENTER.