


High Seas Forecast
Issued by NWS
Issued by NWS
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881 FZNT01 KWBC 052212 HSFAT1 HIGH SEAS FORECAST FOR METAREA IV NWS OCEAN PREDICTION CENTER WASHINGTON DC 2230 UTC SUN OCT 05 2025 CCODE/1:31:04:01:00/AOE/NWS/CCODE SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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). 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). FROM OCTOBER 15 TO APRIL 1, DUE TO THE CLIMATOLOGY OF THE NORTH ATLANTIC AND THE FREQUENCY AND VOLUME OF WEATHER HAZARDS, ALONG WITH CUSTOMER FEEDBACK, HIGH SEAS FORECASTS WILL BE LIMITED TO WINDS OF 25 TO 35 KNOTS AND HIGHER, AND SEAS OF 4 METERS OR GREATER, ALONG WITH FREEZING SPRAY, DENSE FOG, VOLCANIC ASH, AND ANYTHING TROPICAL (INCLUDING A DEPRESSION). LESSER CONDITIONS WILL BE INCLUDED FOR WARNING CONDITIONS AND TO PRESERVE CONTINUITY WHERE APPROPRIATE. SECURITE NORTH ATLANTIC NORTH OF 31N TO 67N AND WEST OF 35W ALL FORECASTS VALID OVER ICE FREE FORECAST WATERS SYNOPSIS VALID 1800 UTC OCT 05. 24 HOUR FORECAST VALID 1800 UTC OCT 06. 48 HOUR FORECAST VALID 1800 UTC OCT 07. .WARNINGS. ...STORM WARNING... .LOW 49N37W 984 MB MOVING NE 40 KT. WITHIN 240 NM NW...W...AND S SEMICIRCLES WINDS 35 TO 50 KT. SEAS 4 TO 8 M. ALSO FROM 42N TO 54N E OF 45W WINDS 25 TO 35 KT. SEAS 3.5 TO 6.5 M. ELSEWHERE FROM 42N TO 53N E OF 54W WINDS TO 25 KT. SEAS 2.5 TO 4.5 M. .24 HOUR FORECAST LOW DISSIPATED E OF AREA. ASSOCIATED CONDITIONS DESCRIBED WITH LOW 42N38W BELOW. ...STORM WARNING... .COMPLEX LOW WITH FIRST CENTER NE OF AREA 66N30W 976 MB MOVING SE 15 KT THEN TURNING E AFTER 12 HOURS AND SECOND CENTER JUST E OF AREA 60N34W 990 MB MOVING SE 15 KT. FROM 56N TO 61N BETWEEN 40W AND 58W WINDS 35 TO 50 KT. SEAS 4 TO 6.5 M. ALSO FROM 54N TO 64N E OF 51W WINDS 25 TO 35 KT. SEAS 2.5 TO 4.5 M. ELSEWHERE N OF 54N E OF 55W WINDS TO 25 KT. SEAS TO 3 M. .24 HOUR FORECAST COMPLEX LOW E OF AREA AND NEW LOW TO FORM NEAR 51N42W 992 MB. WITHIN 420 NM SE AND 240 NM SW QUADRANTS WINDS 25 TO 40 KT. SEAS 3 TO 6.5 M...HIGHEST NEAR 55N35W. ELSEWHERE N OF 50N E OF 50W WINDS TO 25 KT. SEAS TO 2.5 TO 5 M. .48 HOUR FORECAST COMPLEX LOW MOVED E OF AREA. ASSOCIATED CONDITIONS DESCRIBED WITH LOW 62N41W BELOW. ...STORM WARNING... .24 HOUR FORECAST NEW LOW INLAND NEAR 60N68W 980 MB. BETWEEN 540 NM AND 900 NM SE QUADRANT WINDS 25 TO 35 KT. SEAS TO 3 M. ELSEWHERE N OF 50N W OF 45W WINDS LESS THAN 25 KT. SEAS TO 2.5 M. .30 HOUR FORECAST NEW LOW 62N63W 976 MB. WITHIN 180 NM S QUADRANT WINDS 35 TO 50 KT. SEAS TO 3 M. ELSEWHERE N OF 50N BETWEEN 50W AND CANADA WINDS 25 TO 35 KT. SEAS TO 3 M. .48 HOUR FORECAST LOW 67N55W 970 MB. WITHIN 120 NM SE SEMICIRCLE AND WITHIN 180W SW QUADRANT WINDS 40 TO 55 KT. SEAS 4 TO 7.5 M. ALSO N OF 59N W OF 51W WINDS 25 TO 40 KT. SEAS 3 TO 6 M. ELSEWHERE N OF 56N W OF 48W WINDS TO 25 KT. SEAS 2.5 TO 3.5 M. ...GALE WARNING... .LOW 41N46W 1012 MB MOVING NE 20 KT. S OF 40N E OF 60W WINDS TO 25 KT. SEAS 2.5 TO 4 M. .18 HOUR FORECAST LOW 42N39W 1008 MB. WITHIN 180 NM NW SEMICIRCLE WINDS 25 TO 35 KT. SEAS 2.5 TO 4 M. ELSEWHERE FROM 34N TO 47N E OF 48W WINDS TO 25 KT. SEAS TO 3 M. .24 HOUR FORECAST LOW 42N38W 1008 MB. WITHIN 180 NM NW SEMICIRCLE AND 480 NM W QUADRANT WINDS 25 TO 35 KT. SEAS 2.5 TO 4 M. ELSEWHERE FROM 34N TO 50N E OF 41W WINDS TO 25 KT. SEAS TO 3 M. .48 HOUR FORECAST COMPLEX LOW WITH FIRST CENTER NEAR 44N37W 1016 MB AND SECOND CENTER NEAR 35N42W 1018 MB. WITHIN 180 NM NW SEMICIRCLE OF FIRST CENTER AND WITHIN 480 NM NW SEMICIRCLE OF SECOND CENTER WINDS 20 TO 30 KT. SEAS 2.5 TO 4 M. ELSEWHERE FROM 34N TO 50N E OF 51W WINDS TO 25 KT. SEAS 2.5 TO 3.5 M. ...GALE WARNING... 48 HOUR FORECAST NEW LOW NEAR 62N41W 988 MB. WITHIN 540 NM SE AND 480 NM SW QUADRANTS WINDS 25 TO 35 KT. SEAS 2.5 TO 4.5 M. ELSEWHERE FROM 50N TO 63N E OF 50W WINDS TO 25 KT. SEAS 2.5 M TO 3.5 M. .SYNOPSIS AND FORECAST. .S OF 34N W OF 65W AREA OF E WINDS TO 25 KT. SEAS TO 3.5 M. .24 HOUR FORECAST LITTLE CHANGE. .48 HOUR FORECAST S OF 33N W OF 60W AREA OF E WINDS TO 25 KT. SEAS TO 2.5 M. .DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 47N TO 54N E OF 43W. .24 HOUR FORECAST DENSE FOG FROM 39N TO 42N W OF 67W...AND FROM 60N TO 63N W OF 60W. .48 HOUR FORECAST DENSE FOG N OF 62N W OF GREENLAND...AND WITHIN 180 NM SE OF A LINE FROM 60N43W TO 55N48W TO 51N59W. .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 AMERICA SYNOPSIS VALID 1800 UTC SUN OCT 5. 24 HOUR FORECAST VALID 1800 UTC MON OCT 6. 48 HOUR FORECAST VALID 1800 UTC TUE OCT 7. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .ATLC WITHIN 29N69W TO 31N73W TO 31N76W TO 29N78W TO 26N74W TO 27N69W TO 29N69W E WINDS 20 TO 25 KT. SEAS 2.5 TO 3.5 M. ELSEWHERE WITHIN 31N37W TO 31N81W TO 13N59W TO 14N45W TO 31N37W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.5 M IN N TO NE SWELL. .24 HOUR FORECAST WITHIN 29N69W TO 31N75W TO 31N80W TO 29N79W TO 27N75W TO 27N69W TO 29N69W E WINDS 20 TO 25 KT. SEAS 2.5 TO 3.0 M. ELSEWHERE WITHIN 20N35W TO 31N63W TO 29N81W TO 15N57W TO 07N52W TO 07N35W TO 20N35W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN N SWELL. .48 HOUR FORECAST WITHIN 29N63W TO 31N75W TO 31N82W TO 28N80W TO 25N74W TO 25N68W TO 29N63W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN E SWELL. .ATLC 36 HOUR FORECAST LOW PRES NEAR 10N40W 1009 MB. WITHIN 12N37W TO 14N39W TO 14N40W TO 11N41W TO 10N40W TO 09N38W TO 12N37W WINDS 20 TO 30 KT. SEAS 2.5 TO 3.0 M. ELSEWHERE WITHIN 15N35W TO 16N37W TO 17N43W TO 13N44W TO 10N40W TO 10N37W TO 15N35W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN NW TO N SWELL. .48 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR 11N44W 1008 MB. WITHIN 13N41W TO 14N44W TO 12N44W TO 10N42W TO 10N41W TO 11N40W TO 13N41W WINDS 20 TO 30 KT. SEAS 2.5 TO 3.5 M. ELSEWHERE WITHIN 15N38W TO 17N43W TO 14N46W TO 09N42W TO 11N40W TO 15N38W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN NW TO N SWELL. .REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M. .FORECASTER AL. NATIONAL HURRICANE CENTER. $$