High Seas Forecast
Issued by NWS

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000
FZNT01 KWBC 282140
HSFAT1

HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
2230 UTC THU MAY 28 2020

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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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).

METAREA IV BULLETIN WILL ONLY BE BROADCAST FROM THE INMARSAT
AOE SATELLITE. PLEASE ENSURE YOUR RECEIVER IS POINTED
CORRECTLY.

FOR INFORMATION ON ATLANTIC ICEBERGS SEE INFORMATION FROM NORTH
ATLANTIC ICE SERVICE AT HTTPS://OCEAN.WEATHER.GOV/ATL_TAB.SHTML
(LOWERCASE EXCEPT CAPITAL A IN ATL).

SECURITE

NORTH ATLANTIC NORTH OF 31N TO 67N AND WEST OF 35W

ALL FORECASTS VALID OVER ICE FREE FORECAST WATERS

SYNOPSIS VALID 1800 UTC MAY 28.
24 HOUR FORECAST VALID 1800 UTC MAY 29.
48 HOUR FORECAST VALID 1800 UTC MAY 30.

.WARNINGS.

...GALE WARNING...
.COMPLEX LOW WITH FIRST CENTER 62N38W 1002 MB MOVING NE 05 KT AND
SECOND CENTER E OF AREA 61N34W 1001 MB MOVING N 05 KT. BETWEEN
180 NM AND 360 NM SW QUADRANT WINDS TO 25 KT. SEAS TO 8 FT.
.18 HOUR FORECAST COMBINED LOW E OF AREA 62N34W 991 MB. N OF 64N
E OF GREENLAND AND WITHIN 90 NM SW OF A LINE FROM 59N39W TO
61N49W WINDS 25 TO 35 KT. SEAS TO 12 FT.
.24 HOUR FORECAST LOW 63N35W 988 MB. WITHIN 420 NM SW AND 180 NM
NW QUADRANTS WINDS 25 TO 35 KT. SEAS 8 TO 14 FT.
.48 HOUR FORECAST LOW 61N37W 1002 MB. N OF A LINE FROM 56N35W TO
60N41W WINDS TO 25 KT. SEAS TO 9 FT.

.SYNOPSIS AND FORECAST.

.LOW E OF AREA 52N32W 1001 MB MOVING NE 20 KT. WITHIN 360 NM W
SEMICIRCLE...AND WITHIN 120 NM SE AND S OF A FRONT EXTENDING FROM
42N35W TO 41N40W WINDS 20 TO 30 KT. SEAS TO 11 FT.
.24 HOUR FORECAST LOW AND ASSOCIATED CONDITIONS MOVED E OF AREA.

.FROM 31N TO 33N BETWEEN 50W AND 56W AREA OF E WINDS TO 25 KT.
SEAS TO 8 FT.
.24 HOUR FORECAST FROM 31N TO 34N BETWEEN 49W AND 59W AREA OF NE
TO E WINDS TO 25 KT. SEAS TO 9 FT.
.48 HOUR FORECAST FROM 31N TO 35N BETWEEN 50W AND 61W WINDS 20 TO
30 KT. SEAS TO 10 FT.

.LOW 54N55W 1007 MB MOVING SE 20 KT. WITHIN 420 NM SE AND 720 NM
SW QUADRANTS WINDS TO 25 KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST LOW 49N42W 1014 MB. CONDITIONS DIMINISHED.

.24 HOUR FORECAST LOW WELL INLAND 54N69W 990 MB. WITHIN 780 NM S
QUADRANT WINDS 20 TO 30 KT. SEAS TO 8 FT.
.48 HOUR FORECAST LOW 56N55W 994 MB. FROM 53N TO 59N BETWEEN 47W
AND 60W WINDS 20 TO 30 KT. SEAS TO 9 FT.

.48 HOUR FORECAST NEW LOW INLAND 49N68W 999 MB. FROM 44N TO 53N
BETWEEN 47W AND 70W...AND WITHIN 240 NM E OF A LINE FROM 44N70W
TO 36N74W WINDS 20 TO 30 KT. SEAS TO 9 FT.

.DENSE FOG. 24 HOUR FORECAST VSBY OCCASIONALLY LESS THAN 1 NM
FROM 44N TO 49N BETWEEN 48W AND 61W INCLUDING THE GULF OF SAINT
LAWRENCE.
.48 HOUR FORECAST DENSE FOG FROM 45N TO 53N BETWEEN 45W AND 62W
INCLUDING THE GULF OF SAINT LAWRENCE.

.HIGH 36N47W 1031 MB MOVING SE 05 KT.
.24 HOUR FORECAST HIGH 35N46W 1029 MB.
.48 HOUR FORECAST HIGH 34N44W 1026 MB.

.HIGH 37N59W 1031 MB MOVING E 05 KT.
.24 HOUR FORECAST HIGH 37N56W 1029 MB.
.48 HOUR FORECAST HIGH 38N51W 1026 MB.

.HIGH 45N44W 1022 MB MOVING SE 40 KT.
.24 HOUR FORECAST HIGH MOVED E OF AREA.

.HIGH 59N59W 1014 MB MOVING SE 10 KT.
.24 HOUR FORECAST HIGH DISSIPATED.

.FORECASTER HUFFMAN. OCEAN PREDICTION CENTER.

NWS NATIONAL HURRICANE CENTER MIAMI FL

ATLANTIC FROM 07N TO 31N W OF 35W INCLUDING CARIBBEAN SEA AND
GULF OF MEXICO

SYNOPSIS VALID 1800 UTC THU MAY 28.
24 HOUR FORECAST VALID 1800 UTC FRI MAY 29.
48 HOUR FORECAST VALID 1800 UTC SAT MAY 30.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.ATLC TROUGH FROM 28N51W TO LOW PRESSURE NEAR 23N55W 1016 MB.
WITHIN
27N47W TO 25N49W TO 27N55W TO 31N55W TO 31N50W TO 27N47W E WINDS
20 TO 25 KT. SEAS 8 TO 10 FT.
.24 HOUR FORECAST TROUGH FROM LOW PRESSURE NEAR 27N54W 1015 MB TO
23N60W. WITHIN 27N48W TO 27N61W TO 31N60W TO 31N49W TO 27N48W E
WINDS 20 TO 30 KT. SEAS 8 TO 12 FT.
.48 HOUR FORECAST TROUGH FROM LOW PRESSURE NEAR 29N59W 1016 MB TO
25N63W. WITHIN 28N59W TO 30N61W TO 31N61W TO 31N57W TO 28N59W
WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN NE TO E SWELL.

.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.FORECASTER CHRISTENSEN. NATIONAL HURRICANE CENTER.

$$



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