HSFAT1
HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
2230 UTC TUE SEP 15 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 SEP 15.
24 HOUR FORECAST VALID 1800 UTC SEP 16.
48 HOUR FORECAST VALID 1800 UTC SEP 17.
.WARNINGS.
...STORM WARNING...
.LOW 60N40W 993 MB MOVING NE 30 KT AND INTENSIFYING. WITHIN 90
NM OF THE E COAST OF GREENLAND BETWEEN 40W AND 43W AND FROM 48N
TO 60N E OF 46W WINDS 25 TO 40 KT. SEAS 2.5 TO 4.5 M...HIGHEST
NEAR 45N39W. ELSEWHERE WITHIN 600 NM SW QUADRANT AND FROM 45N TO
60N E OF 53W WINDS 20 TO 30 KT. SEAS TO 3.5 M.
.06 HOUR FORECAST LOW 62N36W 984 MB. WITHIN 240 NM S QUADRANT
AND WITHIN 90 NM W AND NW OF A LINE FROM 60N38W TO 65N35W WINDS
35 TO 50 KT. SEAS 3.5 TO 5.5 M.
.24 HOUR FORECAST LOW E OF AREA 62N24W 978 MB. WITHIN 120 NM N
TO NE OF A LINE FROM 59N43W TO 56N35W WINDS 25 TO 40 KT. SEAS
3.5 TO 7 M...HIGHEST NEAR 58N35W. ELSEWHERE N OF 51N E OF 55W
WINDS 20 TO 30 KT. SEAS 2.5 TO 5 M.
.48 HOUR FORECAST LOW WELL E OF THE AREA. FROM 46N TO 62N E OF
42W WINDS TO 25 KT. SEAS 2.5 TO 4 M...HIGHEST NEAR 35W IN N
SWELL.
.SYNOPSIS AND FORECAST.
.COMPLEX LOW WITH MAIN CENTER 39N62W 1016 MB MOVING NE 30 KT.
WITHIN 180 NM W AND NW OF A FRONT FROM 34N65W TO THE LOW TO
44N51W WINDS 20 TO 30 KT. SEAS TO 3 M.
.24 HOUR FORECAST FIRST LOW DISSIPATED WITH NEW LOW 35N64W 1021
MB. S OF 32N BETWEEN 73W AND 75W WINDS LESS THAN 25 KT. SEAS TO
2.5 M.
.48 HOUR FORECAST LOW DISSIPATED AND CONDITIONS DIMINISHED.
.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 56N TO 63N E
OF 42W AND WITHIN 120 NM NW OF A LINE FROM 46N51W TO 53N38W.
.24 HOUR FORECAST DENSE FOG WITHIN 180 NM N AND NW OF A LINE
FROM 43N57W TO 46N50W TO 47N41W AND FROM 60N TO 62N BETWEEN 51W
AND 59W.
.48 HOUR FORECAST DENSE FOG WITHIN 90 NM NW OF A LINE FROM
43N49W TO 52N35W.
.FORECASTER HYDE. 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 1800 UTC TUE SEP 15.
24 HOUR FORECAST VALID 1800 UTC WED SEP 16.
48 HOUR FORECAST VALID 1800 UTC THU SEP 17.
.WARNINGS.
.NONE.
.SYNOPSIS AND FORECAST.
.ATLC 06 HOUR FORECAST COLD FRONT FROM 31N68.5W TO 29.5N81W.
WITHIN 31N73W TO 31N82W TO 30N79W TO 30N75W TO 31N73W NE TO E
WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.
.24 HOUR FORECAST STATIONARY FRONT FROM 31N69W TO 27N80.5W.
WITHIN 31N72W TO 31N81W TO 28N81W TO 28N80W TO 30N78W TO 31N72W
NE WINDS 20 TO 25 KT. SEAS TO 2.5 M.
.42 HOUR FORECAST DISSIPATING STATIONARY FRONT FROM 31N70.5W TO
27N80.5W. CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS LESS
THAN 2.5 M.
.CARIBBEAN WITHIN 15N72W TO 15N77W TO 12N77W TO 11N72W TO 12N69W
TO 15N72W...INCLUDING THE GULF OF VENEZUELA...NE TO E WINDS 20
TO 30 KT. SEAS TO 2.5 M.
.24 HOUR FORECAST WITHIN 13N69W TO 13N72W TO 13N74W TO 12N74W TO
11N72W TO 12N69W TO 13N69W...INCLUDING THE GULF OF VENEZUELA...
NE TO E WINDS 20 TO 25 KT. SEAS BUILDING TO 2.5 M NEAR 12N74.5W.
.48 HOUR FORECAST LITTLE CHANGE.
.GULF OF AMERICA 18 HOUR FORECAST COLD FRONT FROM 28N82.5W TO
29N88W. WITHIN 29N88W TO 29N90W TO 28N91W TO 28N90W TO 28N88W
TO 29N88W NE TO E WINDS 20 TO 25 KT. SEAS BUILDING TO 2.5 M.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST DISSIPATING STATIONARY FRONT FROM 26.5N82W TO
24N91W TO 26N94W. WITHIN 29N88W TO 29N90W TO 28N91W TO 28N90W TO
28N88W TO 29N88W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN NE TO
E SWELL.
.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.
$$
.FORECASTER LEWITSKY. NATIONAL HURRICANE CENTER.