FZNT01 KWBC 020358
HSFAT1 0430
HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
0430 UTC MON SEP 02 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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).
THE NATIONAL WEATHER SERVICE IS ACCEPTING PUBLIC COMMENTS UNTIL
OCTOBER 16 2024 ON A PROPOSAL TO REPLACE FEET WITH METERS WHEN
DESCRIBING SEAS IN A VARIETY OF NATIONAL MARINE CENTER TEXT AND
GRAPHICAL PRODUCTS FOR THE OFFSHORE AND HIGH SEAS AREAS ONLY.
TO LEARN MORE PLEASE VISIT (WEB ADDRESS LOWERCASE)
HTTPS://OCEAN.WEATHER.GOV/PROPOSED-METERS.PHP
SECURITE
NORTH ATLANTIC NORTH OF 31N TO 67N AND WEST OF 35W
ALL FORECASTS VALID OVER ICE FREE FORECAST WATERS
SYNOPSIS VALID 0000 UTC SEP 02.
24 HOUR FORECAST VALID 0000 UTC SEP 03.
48 HOUR FORECAST VALID 0000 UTC SEP 04.
.WARNINGS.
…GALE WARNING…
.LOW 61N41W 994 MB MOVING E 25 KT. WITHIN 180 NM S SEMICIRCLE
WINDS 30 TO 40 KT. SEAS 8 TO 15 FT. ELSEWHERE FROM 49N TO 61N E
OF 50W WINDS 20 TO 30 KT. SEAS TO 12 FT…HIGHEST ALONG 35W.
.24 HOUR FORECAST LOW AND CONDITIONS E OF AREA.
…GALE WARNING…
.LOW 42N58W 1012 MB MOVING NE 15 KT. WITHIN 540 NM E SEMICIRCLE
WINDS 20 TO 30 KT. SEAS TO 9 FT.
.24 HOUR FORECAST LOW 52N53W 1007 MB. FROM 42N TO 57N BETWEEN 40W
AND 50W WINDS 25 TO 35 KT. SEAS TO 12 FT.
.48 HOUR FORECAST LOW DISSIPATED WITH NEW LOW TO FORM 62N38W 1000
MB. WITHIN 120 NM W SEMICIRCLE WINDS 25 TO 35 KT. SEAS 8 TO 13
FT. ELSEWHERE N OF 40N E OF 44W WINDS 20 TO 30 KT. SEAS TO 11
FT.
…GALE WARNING…
.COMPLEX LOW INLAND WITH MEAN CENTER 56N67W 991 MB MOVING NE 20
KT. WITHIN 480 NM NE QUADRANT AND 720 NM SE
SEMICIRCLE…INCLUDING THE GULF OF SAINT LAWRENCE…WINDS 20 TO
30 KT. SEAS TO 8 FT.
.06 HOUR FORECAST LOW INLAND 57N65W 988 MB. WITHIN 420 NM NE
QUADRANT WINDS 25 TO 35 KT. SEAS TO 12 FT.
.24 HOUR FORECAST LOW 61N61W 983 MB. WITHIN 240 NM E AND NE
SEMICIRCLES…AND N OF 61N BETWEEN 48W AND 52W WINDS 25 TO 40 KT.
SEAS 8 TO 15 FT. ELSEWHERE WITHIN 720 NM SE QUADRANT WINDS 20 TO
30 KT. SEAS TO 10 FT.
.48 HOUR FORECAST LOW 61N56W 991 MB. WITHIN 240 NM W AND SW
SEMICIRCLES WINDS 25 TO 40 KT. SEAS 8 TO 14 FT. ELSEWHERE FROM
56N TO 63N BETWEEN 43W AND 55W WINDS 20 TO 30 KT. SEAS TO 9
FT.
.SYNOPSIS AND FORECAST.
.24 HOUR FORECAST NEW LOW 47N59W 1007 MB. WITHIN 240 NM SE
QUADRANT AND WITHIN 120 NM SE OF A LINE FORECAST TO EXTEND FROM
43N60W TO 33N80W WINDS 20 TO 30 KT. SEAS TO 8 FT.
.48 HOUR FORECAST LOW AND CONDITIONS DESCRIBED BY LOW 62N38W IN
WARNINGS SECTION ABOVE.
.48 HOUR FORECAST NEW LOW 47N51W 1012 MB. WITHIN 600 NM W
QUADRANT…INCLUDING THE GULF OF SAINT LAWRENCE…AND FROM 41N TO
48N BETWEEN 47W AND 55W WINDS TO 25 KT. SEAS TO 9 FT.
.48 HO
