High Seas Forecast
Issued by NWS

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000
FZNT01 KWBC 222223
HSFAT1

HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
2230 UTC TUE AUG 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 AUG 22
24 HOUR FORECAST VALID 1800 UTC AUG 23
48 HOUR FORECAST VALID 1800 UTC AUG 24

.WARNINGS.

...GALE WARNING...
.LOW 59N48W 998 MB MOVING SE 10 KT AND WEAKENING. OVER FORECAST
WATERS WITHIN 180 NM N AND NE AND 240 NM NW QUADRANTS WINDS 30
TO 40 KT. SEAS 10 TO 18 FT. ELSEWHERE WITHIN 360 NM OF LOW
CENTER...EXCEPT 420 NM SW QUADRANT...AND ALSO WITHIN 180 NM E OF
A FRONT FROM 57N42W TO 55N38W WINDS 20 TO 30 KT. SEAS 8 TO 12
FT. .24 HOUR FORECAST LOW 56N46W 1009 MB. WITHIN 300 NM N
SEMICIRCLE WINDS 20 TO 30 KT. SEAS 8 TO 11 FT.
.48 HOUR FORECAST LOW DISSIPATED WITH CONDITIONS DIMINISHED.

.SYNOPSIS AND FORECAST.

.LOW 44N41W 1010 MB MOVING NE 15 KT. WITHIN 180 NM NE AND 300 NM
SE QUADRANTS WINDS TO 25 KT. SEAS TO 8 FT.
.24 HOUR FORECAST LOW AND CONDTIONS E OF WATERS.

.LOW INLAND 50N77W 996 MB MOVING NE 15 KT. OVER FORECAST WATERS
W OF A LINE FROM 43N67W TO 38N72W WINDS TO 25 KT. SEAS LESS THAN
8 FT.
.24 HOUR FORECAST INLAND LOW 52N72W 989 MB. OVER FORECAST WATERS
WITHIN 660 NM E AND SE QUADRANTS WINDS 20 TO 30 KT EXCEPT TO 25
KT S OF 44N. SEAS TO 10 FT.
.48 HOUR FORECAST NEW LOW 53N57W 1000 MB. OVER FORECAST WATERS
WITHIN 480 NM E SEMICIRCLE WINDS TO 25 KT. SEAS TO 8 FT.

.12 HOUR FORECAST N OF 65N BETWEEN THE W COAST OF GREENLAND AND
57W S WINDS 20 TO 30 KT. SEAS TO 10 FT.
.24 HOUR FORECAST N OF 65N BETWEEN THE W COAST OF GREENLAND AND
57W S WINDS TO 25 KT. SEAS TO 8 FT.
.48 HOUR FORECAST CONDITIONS DIMINISHED.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 43N TO 56N
BETWEEN 44W AND 35W AND W OF A LINE FROM 45N62W TO 41N69W.
.24 HOUR FORECAST DENSE FOG WITHIN 240 NM W OF A LINE FROM
50N53W TO 45N50W TO 40N67W AND BETWEEN 58N AND 63N E OF 44W.
.48 HOUR FORECAST DENSE FOG WITHIN 360 NM W OF A LINE FROM
57N46W TO 44N62W TO 43N60W.

.HIGH 32N49W 1020 MB DRIFTING N 05 KT.
.24 HOUR FORECAST HIGH 34N48W 1021 MB.
.48 HOUR FORECAST HIGH 37N49W 1023 MB.

.HIGH 31N72W 1021 MB NEARLY STATIONARY.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST HIGH DISSIPATED.

.HIGH 38N66W 1021 MB MOVING NE 20 KT WILL ACCELERATE.
.24 HOUR FORECAST HIGH 42N48W 1023 MB.
.48 HOUR FORECAST HIGH 41N44W 1025 MB.

.HIGH 57N60W 1013 MB MOVING NE 15 KT.
.24 HOUR FORECAST HIGH 61N56W 1016 MB.
.48 HOUR FORECAST HIGH 64N55W 1016 MB.

.FORECASTER SIENKIEWICZ. 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 TUE AUG 22.
24 HOUR FORECAST VALID 1800 UTC WED AUG 23.
48 HOUR FORECAST VALID 1800 UTC THU AUG 24.

.WARNINGS.

...GULF OF MEXICO GALE WARNING...
.06 HOUR FORECAST LOW PRES NEAR 20.5N90.5W 1009 MB. OVER
FORECAST WATERS WITHIN 180 NM N SEMICIRCLE WINDS 20 TO 25 KT.
SEAS LESS THAN 8 FT. SCATTERED SHOWERS AND TSTMS.
.24 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR
22N92W 1008 MB. WITHIN 210 NM NE SEMICIRCLE WINDS 20 TO 30 KT.
SEAS TO 10 FT.
.48 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR
24.5N94W 1004 MB. WITHIN 120 NM NE SEMICIRCLE WINDS 30 TO 40 KT.
SEAS 8 TO 14 FT. ELSEWHERE WITHIN 210 NM N SEMICIRCLE...210 NM
SE AND 90 NM SW QUADRANTS...WINDS 20 TO 30 KT. SEAS TO 10 FT.

.SYNOPSIS AND FORECAST.

.CARIBBEAN 06 HOUR FORECAST S OF 13N BETWEEN 69W AND 74W NE TO E
WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.18 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST LITTLE CHANGE.
.30 HOUR FORECAST S OF 13N BETWEEN 68W AND 73W NE TO E WINDS 20
TO 25 KT. SEAS LESS THAN 8 FT.
.42 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

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

CONVECTION VALID AT 2045 UTC TUE AUG 22...

.SCATTERED MODERATE TO STRONG ACROSS NW CARIBBEAN AND GULF OF
MEXICO FROM 20N TO 27N BETWEEN 84W AND 92W.

$$

.FORECASTER STRIPLING. NATIONAL HURRICANE CENTER.


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