FZNT01 KWBC 170410
HSFAT1 0430
HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
0430 UTC THU OCT 17 2024
SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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
[email protected](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 0000 UTC OCT 17.
24 HOUR FORECAST VALID 0000 UTC OCT 18.
48 HOUR FORECAST VALID 0000 UTC OCT 19.
.WARNINGS.
…STORM WARNING…
.LOW 54N47W 974 MB MOVING NE 25 KT. WITHIN 360 NM SE…240 NM
SW…AND 180 NM NW QUADRANTS WINDS 35 TO 50 KT. SEAS 12 TO 23 FT.
ELSEWHERE FROM 36N TO 61N E OF 53W WINDS 25 TO 35 KT. SEAS 9 TO
16 FT.
.24 HOUR FORECAST LOW E OF AREA NEAR 58N30W 965 MB. N OF 47N E OF
42W WINDS 35 TO 50 KT…HIGHEST NEAR 55N36W. SEAS 14 TO 26 FT IN
A MIXED SWELL. ELSEWHERE N OF 38N E OF 44W AND FROM 45N TO 55N E
OF 60W WINDS 25 TO 35 KT. SEAS 8 TO 16 FT.
.48 HOUR FORECAST LOW WELL NE OF AREA. N OF 52N E OF 40W AREA OF
N TO NE WINDS 20 TO 30 KT. SEAS 9 TO 13 FT.
…STORM WARNING…
.LOW 33N72W 1010 MB MOVING NE 10 KT. S OF 37N E OF 66W WINDS 25
TO 35 KT…HIGHEST NW OF CENTER. SEAS TO 11 FT.
.24 HOUR FORECAST LOW 37N69W 1001 MB. WITHIN 120 NM NW AND N
SEMICIRCLES WINDS 35 TO 50 KT. SEAS 12 TO 21 FT. ELSEWHERE FROM
32N TO 42N BETWEEN 57W AND 76W WINDS 25 TO 35 KT. SEAS 8 TO 15
FT.
.48 HOUR FORECAST LOW 36N66W 1006 MB. WITHIN 240 NM N AND W…
AND 300 NM NE QUADRANTS WINDS 30 TO 45 KT. SEAS 14 TO 24 FT.
ELSEWHERE WITHIN 480 NM W…420 NM N…AND 540 NM NE
QUADRANTS…AND FROM 42N TO 50N BETWEEN 50W AND 60W WINDS 20 TO
30 KT. SEAS 8 TO 14 FT.
…GALE WARNING…
.LOW 49N54W 996 MB MOVING E 25 KT. FROM 38N TO 50N BETWEEN 50W
AND 67W…INCLUDING THE GULF OF SAINT LAWRENCE…WINDS 25 TO 35
KT. SEAS 8 TO 14 FT…EXCEPT WITHIN THE GULF OF SAINT LAWRENCE
SEAS TO 9 FT.
.24 HOUR FORECAST LOW AND CONDITIONS DESCRIBED BY LOW 58N30W
ABOVE.
…GALE WARNING…
.24 HOUR FORECAST NEW LOW 61N56W 996 MB. BETWEEN 120 NM AND 300
NM W SEMICIRCLE WINDS 25 TO 35 KT. SEAS 8 TO 13 FT.
.48 HOUR FORECAST LOW DISSIPATED. ASSOCIATED CONDITIONS ABSORBED
BY LOW 54N37W DESCRIBED BELOW.
…GALE WARNING…
.48 HOUR FORECAST NEW LOW 54N37W 993 MB. WITHIN 300 NM EITHER
SIDE OF A LINE FROM 46N40W TO 52N50W TO 50N55W TO 67N58W WINDS 25
TO 40 KT. SEAS 10 TO 20 FT…HIGHEST SW OF CENTER.
…GALE WARNING…
.48 HOUR FORECAST NEW LOW 41N39W 1008 MB. FROM 34N TO 42N E OF
50W WINDS 25 TO 35 KT. SEAS 8 TO 14 FT.
.SYNOPSIS AND FORECAST.
.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 52N TO 58N E OF
51W.
.24 HOUR FORECAST DENSE FOG FROM 53N TO 64N BETWEEN 50W AND
60W…AND N OF 61N E OF 39W.
.48 HOUR FORECAST CONDITIONS IMPROVING.
.LIGHT FREEZING SPRAY N OF 63N WITHIN 60 NM E OF GREENLAND.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST LITTLE CHANGE.
.FORECASTER ANDERSON. 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 0000 UTC THU OCT 17.
24 HOUR FORECAST VALID 0000 UTC FRI OCT 18.
48 HOUR FORECAST VALID 0000 UTC SAT OCT 19.
.WARNINGS.
.NONE.
.SYNOPSIS AND FORECAST.
.GULF OF MEXICO COLD FRONT FROM 25N81W TO 25N97W. WITHIN 29N88W
TO 29N96W TO 27N97W TO 25N95W TO 25N88W TO 26N84W TO 29N88W NE
WINDS 20 TO 30 KT. SEAS 8 TO 10 FT. ELSEWHERE WITHIN 30N84W TO
26N97W TO 24N90W TO 24N85W TO 25N81W TO 30N84W NE WINDS 20 TO 30
KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST WITHIN 26N76W TO 26N82W TO 25N86W TO 23N90W TO
20N92W TO 24N80W TO 26N76W…INCLUDING STRAITS OF FLORIDA AND
WITHIN 60 NM
