HSFAT1
HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1630 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1200 UTC JUL 25.
24 HOUR FORECAST VALID 1200 UTC JUL 26.
48 HOUR FORECAST VALID 1200 UTC JUL 27.
.WARNINGS.
.NONE.
.SYNOPSIS AND FORECAST.
.LOW 60N58W 1003 MB MOVING E 15 KT. FROM 56N TO 61N BETWEEN
52W AND 62W...AND WITHIN 420 NM N AND NW QUADRANTS WINDS TO
25 KT. SEAS TO 2.5 M.
.24 HOUR FORECAST LOW 61N48W 1007 MB. WITHIN 180 NM W AND NW
QUADRANTS WINDS TO 25 KT. SEAS LESS THAN 2.5 M.
.48 HOUR FORECAST LOW DISSIPATED AND ASSOCIATED CONDITIONS
DIMINISHED.
.LOW E OF AREA 62N32W 1001 MB MOVING E 20 KT. WITHIN 480 NM SW
QUADRANT WINDS TO 25 KT. SEAS TO 3 M.
.24 HOUR FORECAST LOW WELL E OF AREA WITH A NEW LOW TO FORM
NEAR 62N35W 1002 MB. WITHIN 420 NM SW QUADRANT WINDS TO 25 KT.
SEAS TO 2.5 M.
.48 HOUR FORECAST LOW E OF AREA 59N30W 1007 MB. FROM 56N TO 61N
E OF 40W WINDS TO 25 KT. SEAS TO 2.5 M.
.LOW 35N43W 1022 MB MOVING NW 10 KT WILL TURN NE AFTER 24 HOURS.
WITHIN 360 NM NE QUADRANT WINDS TO 25 KT. SEAS TO 2.5 M.
.24 HOUR FORECAST LOW 38N44W 1022 MB. WINDS LESS THAN 25 KT.
SEAS LESS THAN 2.5 M.
.48 HOUR FORECAST LOW 41N36W 1018 MB. WINDS LESS THAN 25 KT.
SEAS LESS THAN 2.5 M.
.COMPLEX LOW WITH MAIN CENTER 36N73W 1014 MB MOVING NE 10 KT.
WINDS LESS THAN 25 KT. SEAS LESS THAN 2.5 M.
.24 HOUR FORECAST COMPLEX LOW WITH MAIN CENTER 38N69W 1010 MB.
N OF 31N...WITHIN 660 NM NE...AND 480 NM S AND SE QUADRANTS
WINDS TO 25 KT. SEAS TO 2.5 M.
.48 HOUR FORECAST COMPLEX LOW WITH MAIN CENTER 41N62W 1004
MB. WITHIN 180 NM N SEMICIRCLE...AND WITHIN 360 NM E AND NE OF
A LINE FROM 31N72W TO 41N60W TO 43N47W WINDS 20 TO 30 KT. SEAS
TO 3.5 M.
.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 42N TO 50N
BETWEEN 42W AND 57W...AND FROM 50N TO 55N E OF 52W.
.24 HOUR FORECAST DENSE FOG WITHIN 360 NM E AND SE OF A LINE
FROM 43N58W TO 54N39W.
.48 HOUR FORECAST DENSE FOG FROM 40N TO 49N BETWEEN 42W AND
67W...AND FROM 48N TO 51N E OF 38W.
.FORECASTER MILLS. 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 1200 UTC SAT JUL 25.
24 HOUR FORECAST VALID 1200 UTC SUN JUL 26.
48 HOUR FORECAST VALID 1200 UTC MON JUL 27.
.WARNINGS.
.NONE.
.SYNOPSIS AND FORECAST.
.ATLC WITHIN 26N35W TO 23N39W TO 19N39W TO 18N35W TO 26N35W
WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN E SWELL.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST LITTLE CHANGE.
.CARIBBEAN WITHIN 16N75W TO 15N79W TO 12N80W TO 11N79W TO 11N76W
TO 12N72W TO 16N75W NE TO E WINDS 20 TO 25 KT. SEAS 2.5 TO 3.0 M
IN E SWELL.
.24 HOUR FORECAST LITTLE CHANGE.
.48 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 CHRISTENSEN. NATIONAL HURRICANE CENTER.
$$