High Seas Forecast
Issued by NWS
Issued by NWS
612 FZNT01 KWBC 230934 HSFAT1 HIGH SEAS FORECAST FOR METAREA IV NWS OCEAN PREDICTION CENTER WASHINGTON DC 1030 UTC MON SEP 23 2024 CCODE/1:31:04:01:00/AOE/NWS/CCODE SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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). 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 HIGH SEAS AREAS ONLY. TO LEARN MORE PLEASE VISIT (WEB ADDRESS LOWERCASE) HTTPS://OCEAN.WEATHER.GOV/PROPOSED-METERS.PHP 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 12 FEET 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 0600 UTC SEP 23. 24 HOUR FORECAST VALID 0600 UTC SEP 24. 48 HOUR FORECAST VALID 0600 UTC SEP 25. .WARNINGS. ...GALE WARNING... .LOW 52N45W 1000 MB MOVING SE 05 KT. WITHIN 420 NM SW AND W SEMICIRCLES...AND WITHIN 480 NM N QUADRANT WINDS 25 TO 40 KT. SEAS 8 TO 17 FT. .24 HOUR FORECAST LOW DISSIPATED. CONDITIONS ABSORBED AND DESCRIBED BELOW WITH LOW 53N34W. ...GALE WARNING... .LOW 49N36W 996 MB MOVING NE 10 KT. FROM 40N TO 51N BETWEEN 35W AND 41W WINDS 25 TO 40 KT. SEAS 8 TO 13 FT. .24 HOUR FORECAST LOW E OF AREA 53N34W 987 MB. WITHIN 600 NM SW AND 540 NM NW QUADRANTS WINDS 25 TO 40 KT. SEAS 8 TO 15 FT. .48 HOUR FORECAST LOW E OF AREA 48N33W 999 MB. WITHIN 420 NM W SEMICIRCLE WINDS 25 TO 35 KT. SEAS 9 TO 17 FT. ELSEWHERE E OF A LINE FROM 41N38W TO 49N49W TO 54N49W TO 57N43W WINDS TO 25 KT. SEAS TO 12 FT IN MIXED SWELL. ...GALE WARNING... .LOW 37N66W 1003 MB MOVING S 05 KT. WITHIN 420 NM NW SEMICIRCLE AND FROM 39N TO 43N BETWEEN 52W AND 66W WINDS 25 TO 35 KT. SEAS 9 TO 18 FT. .24 HOUR FORECAST LOW 34N66W 1006 MB. FROM 38N TO 42N BETWEEN 60W AND 71W WINDS 25 TO 35 KT. SEAS TO 12 FT. ELSEWHERE FROM 31N TO 42N BETWEEN 66W AND 75W WINDS TO 25 KT. SEAS TO 12 FT. .48 HOUR FORECAST LOW 32N62W 1010 MB. ASSOCIATED CONDITIONS DIMINISHED. ...GALE WARNING... .24 HOUR FORECAST NEW LOW 38N57W 1004 MB. WITHIN 90 NM S SEMICIRCLE AND FROM 38N TO 42N BETWEEN 47W AND 60W WINDS 25 TO 40 KT. SEAS 8 TO 15 FT. .48 HOUR FORECAST LOW 38N58W 1000 MB. WITHIN 180 NM W AND 240 NM N QUADRANTS WINDS 35 TO 45 KT. SEAS 11 TO 22 FT. ELSEWHERE FROM 38N TO 44N BETWEEN 45W AND 64W WINDS 25 TO 35 KT. SEAS 8 TO 16 FT. OTHERWISE FROM 34N TO 44N BETWEEN 46W AND 73W WINDS TO 25 KT. SEAS TO 12 FT IN MIXED SWELL. .SYNOPSIS AND FORECAST. .24 HOUR FORECAST FROM 34N TO 40N BETWEEN 35W AND 42W AREA OF SW WINDS 20 TO 30 KT. SEAS TO 9 FT. .48 HOUR FORECAST CONDITIONS MOVED E OF AREA. .FORECASTER HUFFMAN. 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 0600 UTC MON SEP 23. 24 HOUR FORECAST VALID 0600 UTC TUE SEP 24. 48 HOUR FORECAST VALID 0600 UTC WED SEP 25. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .ATLC 12 HOUR FORECAST WITHIN 31N69W TO 31N72W TO 30N71W TO 30N70W TO 31N69W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN N SWELL. .24 HOUR FORECAST WITHIN 31N66W TO 31N73W TO 30N71W TO 30N70W TO 30N67W TO 31N66W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN N SWELL. .48 HOUR FORECAST LITTLE CHANGE. .CARIBBEAN LOW PRES NEAR 17N81W 1005 MB. WITHIN 18N81W TO 19N80W TO 20N81W TO 19N82W TO 16N81W TO 18N81W SE WINDS 20 TO 30 KT. SEAS 8 TO 9 FT. .24 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR 18N83W 1004 MB. WITHIN 20N80W TO 22N82W TO 21N84W TO 16N81W TO 18N79W TO 20N80W WINDS 20 TO 30 KT. SEAS 8 TO 11 FT. .48 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR 21N85W 1001 MB. WITHIN 23N82W TO 26N82W TO 23N88W TO 15N82W TO 16N79W TO 19N79W TO 23N82W...INCLUDING STRAITS OF FLORIDA AND IN YUCATAN CHANNEL...WINDS 20 TO 30 KT. SEAS 8 TO 11 FT. .REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. .FORECASTER KONARIK. NATIONAL HURRICANE CENTER. $$