FZNT01 KWBC 230933
HSFAT1

HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1030 UTC THU NOV 23 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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).

PAN PAN

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

SYNOPSIS VALID 0600 UTC NOV 23
24 HOUR FORECAST VALID 0600 UTC NOV 24
48 HOUR FORECAST VALID 0600 UTC NOV 25

.WARNINGS.

...HURRICANE FORCE WIND WARNING...
.LOW 45N64W 986 MB MOVING NE 30 KT. WITHIN 240 NM E OF A FRONT
FROM LOW CENTER TO 41N62W TO 35N65W WINDS 45 TO 60 KT. SEAS 14
TO 23 FT. ELSEWHERE OVER FORECAST WATERS WITHIN 720 NM SW...540
NM SE...AND 420 NM NE QUADRANTS WINDS 25 TO 40 KT. SEAS 8 TO 16
FT.
.24 HOUR FORECAST LOW 54N54W 984 MB. WITHIN 360 NM SE QUADRANT
AND WITHIN 180 NM OF THE W COAST OF GREENLAND WINDS 40 TO 60 KT.
SEAS 15 TO 25 FT. ELSEWHERE WITHIN 660 NM SW...840 NM SE...780
NM NE...AND 660 NM N QUADRANTS WINDS 25 TO 40 KT. SEAS 8 TO 17
FT.
.36 HOUR FORECAST LOW 50N58W 975 MB. WITHIN 300 NM N OF A LINE
FROM 61N60W TO 57N41W WINDS 50 TO 65 KT. SEAS 16 TO 32 FT.
.48 HOUR FORECAST LOW 62N62W 974 MB. WITHIN 240 NM S QUADRANT
AND WITHIN 240 NM E OF A LINE FROM 64N57W TO 59N47W TO 57N39W TO
49N38W WINDS 40 TO 60 KT. SEAS 17 TO 30 FT. ELSEWHERE WITHIN
1320 NM S...1200 NM E...AND 300 NM N QUADRANTS WINDS 25 TO 40
KT. SEAS 8 TO 17 FT.

...GALE WARNING...
.LOW 63N64W 1003 MB MOVING N 15 KT. OVER FORECAST WATERS WITHIN
300 NM NE OF A LINE FROM 53N51W TO 64N60W WINDS 25 TO 40 KT.
SEAS 12 TO 19 FT. ELSEWHERE WITHIN 720 NM SW QUADRANT WINDS 20
TO 30 KT. SEAS 8 TO 15 FT.
.24 HOUR FORECAST LOW DISSIPATED N OF AREA. CONDITIONS DESCRIBED
ABOVE WITH LOW 54N54W.

...GALE WARNING...
.LOW E OF AREA 39N34W 1003 MB MOVING SE 15 KT. OVER FORECAST
WATERS WITHIN 720 NM W SEMICIRCLE WINDS 25 TO 40 KT. SEAS 10 TO
22 FT.
.24 HOUR FORECAST LOW E OF AREA 33N30W 998 MB. WITHIN 960 NM NW
AND W QUADRANTS WINDS 25 TO 35 KT. SEAS 8 TO 18 FT.
.48 HOUR FORECAST LOW WELL E OF AREA. SE OF A LINE FROM 43N35W
TO 31N45W WINDS TO 25 KT. SEAS 8 TO 13 FT.

...GALE WARNING...
.LOW 31N67W 1009 MB MOVING NE 15 KT. OVER FORECAST WATERS WITHIN
240 NM N SEMICIRCLE WINDS 25 TO 35 KT. SEAS 8 TO 13 FT.
.24 HOUR FORECAST LOW 34N60W 1008 MB. WITHIN 540 NM NE AND E
QUADRANTS WINDS 25 TO 35 KT. SEAS TO 12 FT.
.48 HOUR FORECAST LOW 40N47W 1009 MB. WITHIN 300 NM S...240 NM
W...AND 360 NM E AND NE QUADRANTS...AND WITHIN 300 NM SE OF A
LINE FROM 45N41W TO 40N49W WINDS 25 TO 35 KT. SEAS 8 TO 13 FT.

...HEAVY FREEZING SPRAY WARNING...
.LIGHT TO MODERATE FREEZING SPRAY W OF A LINE FROM 63N61W TO
58N62W.
.24 HOUR FORECAST LIGHT TO MODERATE FREEZING SPRAY W OF A LINE
FROM 63N60W TO 59N63W.
.48 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY W OF A LINE
FROM 62N63W TO 56N52W TO 51N53W.

.SYNOPSIS AND FORECAST.

.OVER FORECAST WATERS N OF 59N E OF GREENLAND WINDS TO 25 KT.
SEAS TO 10 FT.
.24 HOUR FORECAST CONDITIONS DESCRIBED IN WARNINGS SECTION ABOVE.

.24 HOUR FORECAST LOW 32N76W 1009 MB. WITHIN 180 NM N SEMICIRCLE
WINDS 20 TO 30 KT. SEAS TO 10 FT.
.48 HOUR FORECAST LOW 34N67W 1010 MB. WITHIN 240 NM E SEMICIRCLE
WINDS TO 25 KT. SEAS TO 8 FT.

.LIGHT TO MODERATE FREEZING SPRAY WITHIN 90 NM OF THE E COAST OF
GREENLAND.
.24 HOUR FORECAST LIGHT TO MODERATE FREEZING SPRAY WITHIN 120 NM
OF THE E COAST OF GREENLAND.
.48 HOUR FORECAST CONDITIONS IMPROVED.

.DENSE FOG. 24 HOUR FORECAST VSBY OCCASIONALLY LESS THAN 1 NM
WITHIN 60 NM OF 57N54W.
.48 HOUR FORECAST CONDITIONS IMPROVED.

.HIGH 34N52W 1022 MB MOVING E 15 KT.
.24 HOUR FORECAST HIGH 35N45W 1021 MB.
.48 HOUR FORECAST HIGH 33N42W 1020 MB.

.48 HOUR FORECAST HIGH 43N56W 1021 MB.

.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 0600 UTC THU NOV 23.
24 HOUR FORECAST VALID 0600 UTC FRI NOV 24.
48 HOUR FORECAST VALID 0600 UTC SAT NOV 25.

.WARNINGS.
...ATLC GALE WARNING...
.ATLC LOW PRES NEAR 30N67W 1008 MB WITH COLD FRONT TO 23N74W.
WITHIN 150 NM E QUADRANT OF LOW S TO SW WINDS 30 TO 35 KT. SEAS
10 TO 15 FT. ELSEWHERE N OF 27N E OF FRONT TO 60W S TO SW WINDS
20 TO 30 KT. SEAS 9 TO 12 FT. REMAINDER AREA N OF 20N W OF 60W
TO A LINE FROM 31N71W TO 20N63W WINDS 20 KT OR LESS. SEAS TO 9
FT IN NE TO E SWELL.
.06 HOUR FORECAST LOW PRES NEAR 31N64W 1008 MB WITH COLD FRONT
TO 24N69W. N OF 29N E OF FRONT TO 60W S TO SW WINDS 25 TO 35 KT.
SEAS 10 TO 15 FT. ELSEWHERE N OF 27N E OF FRONT TO 58W S TO SW
WINDS 20 TO 25 KT. SEAS 8 TO 10 FT.
.12 HOUR FORECAST LOW PRES N OF AREA NEAR 32N62W WITH COLD FRONT
TO 26N65W. N OF 28N E OF FRONT TO 57W S TO SW WINDS 20 TO 30 KT.
SEAS 8 TO 12 FT...EXCEPT 13 FT ALONG 31N.
.24 HOUR FORECAST LOW PRES N OF AREA WITH COLD FRONT FROM 31N58W
TO 26N64W. N OF 29N E OF FRONT TO 54W S TO SW WINDS 20 TO 25 KT.
SEAS 8 TO 11 FT.
.48 HOUR FORECAST LOW PRES WELL N OF AREA WITH COLD FRONT FROM
31N52W TO 27N57W. N OF 30N E OF FRONT TO 50W WINDS 20 KT OR
LESS. SEAS TO 9 FT IN NE SWELL.

...GULF OF MEXICO GALE WARNING...
.GULF OF MEXICO LOW PRES NEAR 28N86W 1012 MB WITH COLD FRONT TO
19N91W...AND STATIONARY FRONT TO 29N81W. S OF 21N W OF 94W NW
WINDS 25 TO 35 KT. SEAS 10 TO 14 FT. ELSEWHERE W OF COLD
FRONT...AND N OF STATIONARY FRONT N TO NE WINDS 20 TO 25 KT.
SEAS 8 TO 11 FT S OF 27N W OF COLD FRONT.
.06 HOUR FORECAST LOW PRES NEAR 28.5N84W 1010 MB WITH STATIONARY
FRONT TO 23N88W TO 19N91W. S OF 21N W OF 94W NW WINDS 25 TO 30
KT. SEAS 10 TO 13 FT. ELSEWHERE NW OF FRONT TO A LINE FROM
30N86W TO 26N92W TO 24N97W NW TO N WINDS 20 TO 25 KT. 8 TO 10 FT
S OF 26N.
.24 HOUR FORECAST LOW PRES E OF AREA WITH COLD FRONT TO 27N82W
TO 21N88W. S OF 20N BETWEEN 92W AND 95W WINDS 20 KT OR LESS.
SEAS 8 FT IN N SWELL.
.36 HOUR FORECAST COLD FRONT FROM 26N82W TO 21N86W. WINDS 20 KT
OR LESS. SEAS LESS THAN 8 FT.

.SYNOPSIS AND FORECAST.

.ATLC COLD FRONT FROM 29N35W TO 28N44W THEN WEAKENING STATIONARY
FRONT TO 27N50W TO 29N56W. N OF FRONT WINDS 20 KT OR LESS. SEAS
8 TO 10 FT IN NW SWELL. ELSEWHERE N OF A LINE FROM 25N35W TO
25N40W TO 25N 51W TO 27N60W WINDS 20 KT OR LESS. SEAS TO 9 FT IN
MIXED NW AND NE SWELL.
.24 HOUR FORECAST COLD FRONT FROM 22N35W TO 21N43W. N OF 25N E
OF 38W NW WINDS 20 TO 30 KT. SEAS 12 TO 18 FT IN NW SWELL.
ELSEWHERE NE OF LINE FROM 31N49W TO 25N40W TO 24N35W WINDS 20 KT
OR LESS. SEAS 8 TO 12 FT IN NW SWELL.
.48 HOUR FORECAST COLD FRONT FROM 19N35W TO 18N42W. E OF LINE
FROM 31N45W TO 25N47W TO 19N35W WINDS 20 KT OR LESS. SEAS 8 TO
12 FT IN N SWELL...EXCEPT 12 TO 13 FT IN N SWELL N OF 25N E OF
37W.

.ATLC LOW PRES NEAR 20N44W 1012 MB. FROM 19N TO 25N BETWEEN 42W
AND 51W WINDS 20 KT OR LESS. SEAS TO 9 FT PRIMARILY IN NE SWELL.
FROM 16N TO 20N W OF 55W WINDS 20 KT OR LESS. SEAS 8 FT IN NE
SWELL.
.24 HOUR FORECAST LOW DISSIPATED. WINDS 20 KT OR LESS. SEAS LESS
THAN 8 FT.

.ATLC 18 HOUR FORECAST LOW PRES NEAR 31N79W 1009 MB WITH COLD
FRONT TO NEAR 28N81W. N OF 29.5N W OF FRONT NE WINDS 20 TO 30
KT. SEAS TO 8 FT. N OF 30N E OF FRONT TO 78W S WINDS 20 TO 25
KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST LOW PRES N OF AREA WITH COLD FRONT FROM 31N78W
TO 28N81W. N OF 29N W OF FRONT NE WINDS 20 TO 25 KT. SEAS TO 9
FT. N OF 30N E OF FRONT TO 75W S TO SW WINDS 20 TO 25 KT. SEAS
LESS THAN 8 FT.
.36 HOUR FORECAST COLD FRONT FROM 31N74W TO 1011 MB LOW PRES
30N78W TO 27N80W. N OF 29N W OF FRONT WINDS 20 KT OR LESS. SEAS
8 FT IN NE SWELL.
.48 HOUR FORECAST COLD FRONT FROM 31N74W TO 1011 MB LOW PRES
30N78W TO 27N80W. N OF 29N W OF FRONT WINDS 20 KT OR LESS. SEAS
8 FT IN NE SWELL. COLD FRONT FROM 1012 MB LOW PRES NEAR 31N76W
TO 26N80W. WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

CARIBBEAN 24 HOUR FORECAST FROM 12N TO 14.5N W OF 82.5W N WINDS
20 TO 25 KT. SEAS LESS THAN 8 FT.
.48 HOUR FORECAST LITTLE CHANGE.

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

$$

.FORECASTER GR. NATIONAL HURRICANE CENTER.