High Seas Forecast
Issued by NWS

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000
FZNT01 KWBC 222204
HSFAT1

HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
2230 UTC SAT JUL 22 2017

CCODE/1:31:04:01:00/AOW/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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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).

ATLANTIC ICEBERG ANALYSIS AND OUTLOOK PRODUCTS...COURTESY OF
THE U.S. COAST GUARD INTERNATIONAL ICE PATROL...CAN BE FOUND
ON THE OCEAN PREDICTION CENTER WEB PAGE AT
HTTP://WWW.OPC.NCEP.NOAA.GOV/ATL_TAB.SHTML(LOWERCASE).

SECURITE

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

SYNOPSIS VALID 1800 UTC JUL 22
24 HOUR FORECAST VALID 1800 UTC JUL 23
48 HOUR FORECAST VALID 1800 UTC JUL 24

.WARNINGS.

...STORM WARNING...
.LOW INLAND NEAR 53N56W 993 MB MOVING NE 15 KT. OVER FORECAST
WATERS WITHIN 360 NM SW AND W OF A LINE FROM 57N43W TO 63N56W
WINDS TO 25 KT. SEAS TO 8 FT.
.12 HOUR FORECAST LOW 54N51W 991 MB. WITHIN 240 NM NE OF A LINE
FROM 55N41W TO 58N52W WINDS 25 TO 35 KT. SEAS TO 11 FT.
.24 HOUR FORECAST LOW 56N54W 987 MB. WITHIN 180 NM N OF A LINE
FROM 59N56W TO 58N42W WINDS 40 TO 50 KT. SEAS 14 TO 23 FT.
ELSEWHERE WITHIN 300 NM N OF A LINE FROM 58N55W TO 57N42W WINDS
35 TO 45 KT. SEAS 9 TO 16 FT. ALSO WITHIN 780 NM S...360 NM
W...420 NM N...AND 720 NM E QUADRANTS...AND WITHIN 240 NM SE OF
A FRONT TO EXTEND FROM 45N35W TO 36N45W WINDS 25 TO 35 KT. SEAS
TO 12 FT.
.48 HOUR FORECAST LOW 55N48W 997 MB. WITHIN 480 NM S
SEMICIRCLE...WITHIN 120 NM OF THE GREENLAND COAST E OF 46W...AND
WITHIN 480 NM NW QUADRANT WINDS 20 TO 30 KT. SEAS TO 12 FT.

...GALE WARNING...
.LOW 53N44W 999 MB MOVING N 15 KT. OVER FORECAST WATERS WITHIN
300 NM N QUADRANT...AND WITHIN 300 NM E AND SE OF A FRONT FROM
LOW CENTER TO 43N41W TO 34N50W WINDS 25 TO 35 KT. SEAS 8 TO 13
FT.
.24 HOUR FORECAST LOW DISSIPATED AND CONDITIONS DESCRIBED ABOVE
WITH LOW 56N54W.

.SYNOPSIS AND FORECAST.

.OVER FORECAST WATERS N OF A LINE FROM 61N35W TO 64N40W WINDS 20
TO 30 KT. SEAS TO 10 FT.
.24 HOUR FORECAST N OF 62N E OF GREENLAND WINDS 20 TO 30 KT.
SEAS TO 8 FT.
.48 HOUR FORECAST CONDITIONS DESCRIBED ABOVE WITH LOW 55N48W.

.LOW INLAND NEAR 40N75W 1010 MB MOVING E 15 KT. OVER FORECAST
WATERS FROM 32N TO 39N W OF 71W WINDS TO 25 KT. SEAS LESS THAN 8
FT.
.24 HOUR FORECAST LOW 40N64W 1007 MB. WITHIN 360 NM S AND SW OF
A LINE FROM 40N61W TO 35N78W WINDS 20 TO 30 KT. SEAS TO 10 FT.
.48 HOUR FORECAST LOW 45N43W 1006 MB. WITHIN 240 NM N SEMICIRCLE
AND WITHIN 540 NM SE AND 420 NM SW QUADRANTS WINDS 20 TO 30 KT.
SEAS TO 12 FT.

.48 HOUR FORECAST NEW LOW 40N71W 1007 MB. WITHIN 540 NM SE
SEMICIRCLE WINDS 20 TO 30 KT. SEAS TO 9 FT.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 43N TO 54N E
OF 44W...AND WITHIN 300 NM SW OF A LINE FROM 46N44W TO 57N54W.
.24 HOUR FORECAST DENSE FOG E OF A LINE FROM 57N50W TO 43N41W.
.48 HOUR FORECAST DENSE FOG FROM 60N TO 65N E OF 38W...AND FROM
41N TO 46N E OF 42W.

.HIGH 58N39W 1012 MB MOVING N 15 KT.
.24 HOUR FORECAST HIGH 63N38W 1017 MB.
.48 HOUR FORECAST HIGH DISSIPATED.

.FORECASTER SOMMERVILLE. OCEAN PREDICTION CENTER.

NATIONAL HURRICANE CENTER MIAMI FL

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

SYNOPSIS VALID 1800 UTC SAT JUL 22.
24 HOUR FORECAST VALID 1800 UTC SUN JUL 23.
48 HOUR FORECAST VALID 1800 UTC MON JUL 24.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.CARIBBEAN FROM 11N TO 13N BETWEEN 70W AND 75W NE TO E WINDS 20
TO 25 KT. SEAS LESS THAN 8 FT. FROM 16N TO 18N BETWEEN 71W AND
73W E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.12 HOUR FORECAST FROM 11N TO 18N BETWEEN 70W AND 76W NE TO E
WINDS 20 TO 25 KT. SEAS TO 8 FT.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST LITTLE CHANGE.

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

$$
.FORECASTER LANDSEA. NATIONAL HURRICANE CENTER.


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