


High Seas Forecast
Issued by NWS
Issued by NWS
835 FZNT01 KWBC 041717 CCA HSFAT1 HIGH SEAS FORECAST FOR METAREA IV...CORRECTED NWS OCEAN PREDICTION CENTER WASHINGTON DC 1630 UTC FRI JUL 04 2025 CCODE/1:31:04:01:00/AOE/NWS/CCODE SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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). SECURITE NORTH ATLANTIC NORTH OF 31N TO 67N AND WEST OF 35W ALL FORECASTS VALID OVER ICE FREE FORECAST WATERS SYNOPSIS VALID 1200 UTC JUL 04. 24 HOUR FORECAST VALID 1200 UTC JUL 05. 48 HOUR FORECAST VALID 1200 UTC JUL 06. .WARNINGS. ...GALE WARNING... .36 HOUR FORECAST LOW INLAND NEAR 61N71W 984 MB. NW AND N OF A LINE FROM 55N58W TO 63N51W WINDS 25 TO 35 KT. SEAS TO 3 M. .48 HOUR FORECAST LOW INLAND NEAR 62N68W 981 MB. N OF 63N BETWEEN GREENLAND AND 56W WINDS 30 TO 45 KT. SEAS TO 5 M. ELSEWHERE NW AND N OF A LINE FROM 53N56W TO 62N49W WINDS 25 TO 35 KT. SEAS TO 4 M. .SYNOPSIS AND FORECAST. .LOW 50N64W 1006 MB MOVING SE 05 KT. WITHIN 360 NM E OF A LINE FROM 33N75W TO 35N70W TO 40N60W TO 49N52W WINDS 20 TO 30 KT. SEAS TO 3.5 M. .24 HOUR FORECAST LOW 46N60W 1011 MB. WITHIN 300 NM E OF A LINE FROM 38N60W TO 50N46W WINDS TO 25 KT. SEAS TO 3 M. .48 HOUR FORECAST LOW 52N52W 1007 MB. WITHIN 600 NM E AND 660 NM SE QUADRANTS WINDS TO 25 KT. SEAS TO 2.5 M. .LOW 40N38W 1024 MB MOVING SW 05 KT. FROM 34N TO 47N E OF 38W WINDS TO 25 KT. SEAS TO 3 M. .24 HOUR FORECAST LOW DISSIPATED. CONDITIONS DIMINISHED. .LOW S OF AREA NEAR 30N79W 1011 MB. S OF 35N W OF 74W WINDS LESS THAN 25 KT. SEAS LESS THAN 2.5 M. .24 HOUR FORECAST LOW 31N79W 1012 MB. S OF 34N W OF 75W WINDS TO 25 KT. SEAS TO 3 M. .48 HOUR FORECAST LOW 33N79W 1013 MB. S OF 35N W OF 74W WINDS TO 25 KT. SEAS TO 3.5 M. .24 HOUR FORECAST NEW LOW 60N42W 1006 MB. WITHIN 180 NM S SEMICIRCLE WINDS 20 TO 30 KT. SEAS TO 2.5 M. .48 HOUR FORECAST LOW 61N42W 1006 MB. FROM 59N TO 62N BETWEEN 35W AND 45W WINDS TO 25 KT. SEAS TO 2.5 M. .DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 42N TO 51N BETWEEN 43W AND 65W. .24 HOUR FORECAST DENSE FOG FROM 43N TO 53N BETWEEN 57W AND A LINE FROM 43N50W TO 50N35W...AND WITHIN 60 NM FROM 54N55W. .48 HOUR FORECAST DENSE FOG FROM 50N TO 57N BETWEEN 35W AND 55W...FROM 44N TO 50N BETWEEN 37W AND 48W...FROM 57N TO 63N BETWEEN 54W AND 59W...AND NW AND N OF A LINE FROM 62N62W TO 66N57W. .FORECASTER EHRBAR. 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 1200 UTC FRI JUL 4. 24 HOUR FORECAST VALID 1200 UTC SAT JUL 5. 48 HOUR FORECAST VALID 1200 UTC SUN JUL 6. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .ATLC LOW PRES NEAR 30.5N79W 1011 MB. WITHIN 30N77W TO 31N77W TO 31N78W TO 30N79W TO 30N78W TO 30N77W SE TO S WINDS 20 TO 25 KT. SEAS TO 2.5 M. .24 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR 31N79W 1012 MB. WITHIN 30N77W TO 31N77W TO 31N78W TO 30N79W TO 30N78W TO 30N77W S WINDS 20 TO 25 KT. SEAS 2.5 M. .48 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...N OF AREA NEAR 33N79W 1013 MB. WITHIN 31N78W TO 31N76W TO 30N77W TO 30N78W TO 31N78W S WINDS 20 TO 25 KT. SEAS TO 2.5 M. .CARIBBEAN WITHIN 14N70W TO 15N72W TO 15N76W TO 13N77W TO 12N77W TO 12N70W TO 14N70W...INCLUDING THE GULF OF VENEZUELA... E WINDS 20 TO 25 KT. SEAS 2.5 TO 3.0 M IN E SWELL. .24 HOUR FORECAST WITHIN 14N70W TO 14N72W TO 13N73W TO 12N70W TO 12N69W TO 14N70W...INCLUDING THE GULF OF VENEZUELA... E WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M. .48 HOUR FORECAST LITTLE CHANGE. .REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M. .FORECASTER CHRISTENSEN. NATIONAL HURRICANE CENTER. $$