High Seas Forecast
Issued by NWS
Issued by NWS
807 FZNT01 KWBC 230408 HSFAT1 HIGH SEAS FORECAST FOR METAREA IV NWS OCEAN PREDICTION CENTER WASHINGTON DC 0430 UTC MON SEP 23 2024 CCODE/1:31:04:01:00/AOE/NWS/CCODE SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 0000 UTC SEP 23. 24 HOUR FORECAST VALID 0000 UTC SEP 24. 48 HOUR FORECAST VALID 0000 UTC SEP 25. .WARNINGS. ...GALE WARNING... .LOW 53N45W 1000 MB MOVING S 05 KT. WITHIN 420 NM SW QUADRANT AND 480 NM NW SEMICIRCLE WINDS 25 TO 40 KT. SEAS 9 TO 18 FT. .24 HOUR FORECAST LOW 51N45W 1003 MB. FROM 47N TO 56N BETWEEN 40W AND 56W WINDS 20 TO 30 KT. SEAS TO 12 FT. .48 HOUR FORECAST LOW DISSIPATED. CONDITIONS ABSORBED AND DESCRIBED BELOW WITH LOW 50N35W. ...GALE WARNING... .LOW 46N39W 1001 MB MOVING NE 20 KT. E OF A LINE FROM 39N46W TO 50N39W WINDS 25 TO 40 KT. SEAS 8 TO 13 FT. .24 HOUR FORECAST LOW E OF AREA 53N34W 988 MB. FROM 46N TO 59N BETWEEN 35W AND 40W WINDS 25 TO 40 KT. SEAS 8 TO 15 FT. .48 HOUR FORECAST LOW 50N35W 995 MB. WITHIN 420 NM W SEMICIRCLE WINDS 25 TO 40 KT. SEAS 9 TO 18 FT. ELSEWHERE FROM 42N TO 58N BETWEEN 35W AND 48W WINDS TO 25 KT. SEAS 8 TO 13 FT IN MIXED SWELL. ...GALE WARNING... .LOW 38N66W 1003 MB MOVING S 05 KT. WITHIN 360 NM NW SEMICIRCLE AND FROM 39N TO 44N BETWEEN 54W AND 70W WINDS 25 TO 40 KT. SEAS 9 TO 18 FT. .24 HOUR FORECAST LOW 35N66W 1006 MB. WITHIN 300 NM W QUADRANT AND FROM 38N TO 43N BETWEEN 61W AND 70W WINDS 25 TO 35 KT. SEAS 8 TO 14 FT. .48 HOUR FORECAST LOW 33N63W 1009 MB. ASSOCIATED CONDITIONS DIMINISHED. ...GALE WARNING... .24 HOUR FORECAST NEW LOW 39N58W 1002 MB. WITHIN 90 NM S SEMICIRCLE AND FROM 39N TO 43N BETWEEN 48W AND 61W WINDS 25 TO 40 KT. SEAS 8 TO 14 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 36N TO 44N BETWEEN 46W AND 63W WINDS 25 TO 35 KT. SEAS 8 TO 16 FT. OTHERWISE FROM 34N TO 43N BETWEEN 46W AND 73W WINDS TO 25 KT. SEAS TO 12 FT IN MIXED SWELL. .SYNOPSIS AND FORECAST. .24 HOUR FORECAST FROM 34N TO 39N BETWEEN 35W AND 42W AREA OF SW WINDS 20 TO 30 KT. SEAS TO 9 FT. .48 HOUR FORECAST FROM 37N TO 40N BETWEEN 35W AND 37W AREA OF SW WINDS TO 25 KT. SEAS TO 9 FT. .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 0000 UTC MON SEP 23. 24 HOUR FORECAST VALID 0000 UTC TUE SEP 24. 48 HOUR FORECAST VALID 0000 UTC WED SEP 25. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .ATLC 18 HOUR FORECAST WITHIN 31N67W TO 31N72W TO 30N71W TO 30N69W TO 31N67W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN N SWELL. .24 HOUR FORECAST WITHIN 31N67W TO 31N73W TO 30N71W TO 30N70W TO 31N67W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN N SWELL. .48 HOUR FORECAST WITHIN 31N67W TO 31N74W TO 30N74W TO 30N71W TO 30N70W TO 30N67W TO 31N67W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN N TO NE SWELL. .CARIBBEAN LOW PRES NEAR 16N83W 1006 MB. WITHIN 17N80W TO 17N81W TO 16N81W TO 16N82W TO 16N81W TO 17N80.5W SE WINDS 20 TO 30 KT. SEAS TO 8 FT. .24 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR 18N83W 1005 MB. WITHIN 20N80W TO 21N82W TO 20N83W TO 16N81W TO 17N80W TO 18N79W TO 20N80W WINDS 20 TO 30 KT. SEAS 8 TO 11 FT. .48 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR 20N85W 1004 MB. WITHIN 22N81W TO 24N85W TO 22N87W TO 16N81W TO 18N79W TO 22N81W...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. $$