High Seas Forecast
Issued by NWS
Issued by NWS
262 FZNT01 KWBC 271614 HSFAT1 HIGH SEAS FORECAST FOR METAREA IV NWS OCEAN PREDICTION CENTER WASHINGTON DC 1630 UTC SUN SEP 27 2026 CCODE/1:31:04:01:00/AOE/NWS/CCODE SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 SEP 27. 24 HOUR FORECAST VALID 1200 UTC SEP 28. 48 HOUR FORECAST VALID 1200 UTC SEP 29. .WARNINGS. ...GALE WARNING... .LOW 40N73W 987 MB MOVING SW 10 KT. WITHIN 90 NM OF LOW CENTER WINDS 25 TO 40 KT. SEAS TO 4 M. ELSEWHERE FROM 33N TO 46N W OF 61W WINDS 20 TO 30 KT. SEAS TO 3 M. .24 HOUR FORECAST LOW 40N72W 1003 MB. WITHIN 240 NM SE QUADRANT...90 NM NW SEMICIRCLE AND FROM 40N TO 46N W OF 50W WINDS 20 TO 30 KT. SEAS TO 3 M. .48 HOUR FORECAST LOW 43N68W 1009 MB. FROM 40N TO 48N BETWEEN 50W AND 63W WINDS 20 TO 30 KT. SEAS TO 3 M. ...GALE WARNING... .LOW 40N40W 1004 MB MOVING E 20 KT. FROM 41N TO 43N BETWEEN 35W AND 45W WINDS 25 TO 35 KT. SEAS 3 TO 4 M. ELSEWHERE FROM 35N TO 44N E OF 49W WINDS 20 TO 30 KT. SEAS TO 3.5 M. .24 HOUR FORECAST LOW E OF AREA. FROM 31N TO 40N E OF 40W WINDS 20 TO 30 KT. SEAS 2.5 TO 4 M. .48 HOUR FORECAST LOW AND CONDITIONS E OF AREA. ...GALE WARNING... .LOW 55N40W 994 MB MOVING SE 20 KT. WITHIN 300 NM SE...360 NM S AND 480 NM W QUADRANTS WINDS 25 TO 35 KT. SEAS 2.5 TO 4.5 M...HIGHEST S AND SW OF LOW. ELSEWHERE WITHIN 420 NM S SEMICIRCLE AND 600 NM W AND NW QUADRANTS WINDS 20 TO 30 KT. SEAS TO 3.5 M. .24 HOUR FORECAST LOW E OF AREA 54N26W 992 MB. FROM 40N TO 57N E OF 48W WINDS 25 TO 35 KT. SEAS 3 TO 5.5 M. ELSEWHERE WITHIN 720 NM SW AND 840 NM W QUADRANTS WINDS 20 TO 30 KT. SEAS 2.5 TO 4 M. .48 HOUR FORECAST LOW E OF AREA. FROM 41N TO 66N E OF 40W AREA OF NW WINDS 20 TO 30 KT. SEAS TO 4 M.. .SYNOPSIS AND FORECAST. .48 HOUR FORECAST LOW 35N46W 1014 MB. FROM 35N TO 40N BETWEEN 40W AND 50W WINDS TO 25 KT. SEAS TO 3 M. .48 HOUR FORECAST LOW 61N55W 1004 MB. FROM 50N TO 64N BETWEEN 45W AND 58W WINDS TO 25 KT. SEAS TO 3 M. .LIGHT FREEZING SPRAY BETWEEN A LINE FROM 64N40W TO 65N36W AND THE E COAST OF GREENLAND. .24 HOUR FORECAST LITTLE CHANGE. .48 HOUR FORECAST LITTLE CHANGE. .DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM FROM 40N TO 42N BETWEEN 56W AND 69W. .24 HOUR FORECAST DENSE FOG FROM 40N TO 42N BETWEEN 68W AND 71W. .48 HOUR FORECAST DENSE FOG FROM 41N TO 44N BETWEEN 61W AND 68W. .FORECASTER KREKELER. 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 SUN SEP 27. 24 HOUR FORECAST VALID 1200 UTC MON SEP 28. 48 HOUR FORECAST VALID 1200 UTC TUE SEP 29. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .ATLC TROPICAL DEPRESSION FAY NEAR 29.3N 43.8W 1010 MB AT 1500 UTC SEP 27 MOVING SSE OR 160 DEG AT 3 KT. MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT. ELSEWHERE WITHIN 30N44W TO 30N45W TO 29N45W TO 29N44W TO 30N44W NW TO N WINDS 20 TO 30 KT. SEAS 2.5 M TO 3.0 M. .24 HOUR FORECAST TROPICAL DEPRESSION FAY NEAR 27.6N 43.8W. MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT. ELSEWHERE WITHIN 28N43W TO 29N43W TO 29N45W TO 27N45W TO 27N44W TO 28N43W N TO NE WINDS 20 TO 30 KT. SEAS 2.5 TO 3.0 M IN NE TO E SWELL. .48 HOUR FORECAST TROPICAL DEPRESSION FAY NEAR 25.3N 45.7W. MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT. ELSEWHERE WITHIN 26N45W TO 27N46W TO 26N47W TO 25N47W TO 25N45W TO 26N45W E TO SE WINDS 20 TO 30 KT. SEAS 2.5 TO 3.0 M IN E SWELL. .ATLC WITHIN 31N61W TO 31N77W TO 26N77W TO 24N70W TO 28N63W TO 31N61W...INCLUDING ATLANTIC EXPOSURES... WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN NW TO N SWELL. .24 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M. FORECAST WINDS IN AND NEAR ACTIVE TROPICAL CYCLONES SHOULD BE USED WITH CAUTION DUE TO UNCERTAINTY IN FORECAST TRACK...SIZE AND INTENSITY. .REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M. .FORECASTER CHRISTENSEN. NATIONAL HURRICANE CENTER. $$