FZNT01 KWBC 182141 HSFAT1 HIGH SEAS FORECAST FOR METAREA IV NWS OCEAN PREDICTION CENTER WASHINGTON DC 2230 UTC TUE NOV 18 2025 CCODE/1:31:04:01:00/AOE/NWS/CCODE SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 1800 UTC NOV 18. 24 HOUR FORECAST VALID 1800 UTC NOV 19. 48 HOUR FORECAST VALID 1800 UTC NOV 20. .WARNINGS. ...STORM WARNING... .LOW INLAND 55N64W 974 MB MOVING NE 10 KT. WITHIN 180 NM N AND NE OF A LINE FROM 58N44W TO 61N56W WINDS 40 TO 55 KT. SEAS 5 TO 9 M. ELSEWHERE WITHIN 660 NM N AND E AND 1200 NM S QUADRANTS...AND WITHIN 360 NM E AND NE OF A FRONT FROM 58N45W TO 50N44W TO 37N50W WINDS 25 TO 40 KT. SEAS 2.5 TO 5 M...EXCEPT N QUADRANT SEAS 3 TO 6 M. .24 HOUR FORECAST LOW 59N61W 984 MB. N OF 45N W OF 50W WINDS 25 TO 40 KT. SEAS 2.5 TO 5 M. .48 HOUR FORECAST LOW 60N59W 994 MB. FROM 48N TO 60N W OF 45W WINDS 25 TO 40 KT. SEAS TO 4 M. ...GALE WARNING... .24 HOUR FORECAST NEW LOW 57N44W 1005 MB. WITHIN 240 NM N QUADRANT AND FROM 46N TO 57N BETWEEN 35W AND 59W WINDS 25 TO 35 KT. SEAS TO 4 M. .48 HOUR FORECAST LOW 63N40W 992 MB. N OF 48N BETWEEN 35W AND 45W WINDS 25 TO 40 KT. SEAS TO 4 M. ...GALE WARNING... .24 HOUR FORECAST NEW LOW 62N40W 1009 MB. N OF 60N BETWEEN 35W AND THE E COAST OF GREENLAND WINDS 25 TO 40 KT. SEAS TO 4 M. .48 HOUR FORECAST LOW ABSORBED INTO LOW 63N40W WITH CONDITIONS DESCRIBED ABOVE. .SYNOPSIS AND FORECAST. .DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM WITHIN 180 NM EITHER SIDE OF A LINE FROM 60N52W TO 52N40W...FROM 44N TO 51N BETWEEN 42W AND 49W...AND FROM 62N TO 65N W OF 56W. .24 HOUR FORECAST DENSE FOG FROM 49N TO 62N BETWEEN 35W AND 41W...AND FROM 56N TO 63N W OF 56W. .48 HOUR FORECAST DENSE FOG N OF 58N W OF 59W. .AREAS OF LIGHT FREEZING SPRAY WITHIN 60 NM OF THE E GREENLAND COAST BETWEEN 42W AND 35W AND N OF 64N W OF 60W. .24 HOUR FORECAST AREAS OF LIGHT FREEZING SPRAY N OF A LINE 63N40W TO 65N35W AND N OF 66N W OF 60W. .48 HOUR FORECAST AREAS OF LIGHT FREEZING SPRAY N OF 66N W OF 60W. .FORECASTER COLLINS. OCEAN PREDICTION CENTER. NATIONAL HURRICANE CENTER MIAMI FL ATLANTIC FROM 07N TO 31N W OF 35W INCLUDING CARIBBEAN SEA AND GULF OF AMERICA SYNOPSIS VALID 1800 UTC TUE NOV 18. 24 HOUR FORECAST VALID 1800 UTC WED NOV 19. 48 HOUR FORECAST VALID 1800 UTC THU NOV 20. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .ATLC WITHIN 31N47W TO 31N66W TO 28N53W TO 28N51W TO 31N47W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN NW SWELL. .24 HOUR FORECAST WITHIN 31N41W TO 31N51W TO 29N49W TO 28N47W TO 28N41W TO 29N40W TO 31N41W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN W TO NW SWELL. .48 HOUR FORECAST WITHIN 31N35W TO 31N48W TO 29N46W TO 27N40W TO 28N35W TO 31N35W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN W TO NW SWELL. .ATLC WITHIN 14N47W TO 13N52W TO 11N56W TO 07N53W TO 09N45W TO 14N47W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN N TO NE SWELL. .12 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M. .REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M. $$ .FORECASTER CHRISTENSEN. NATIONAL HURRICANE CENTER.