374 FZNT01 KWBC 150946 HSFAT1 HIGH SEAS FORECAST FOR METAREA IV NWS OCEAN PREDICTION CENTER WASHINGTON DC 0430 UTC THU OCT 15 2026 CCODE/1:31:04:01:00/AOE/NWS/CCODE SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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). 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 4 METERS 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 OCT 15. 24 HOUR FORECAST VALID 0000 UTC OCT 16. 48 HOUR FORECAST VALID 0000 UTC OCT 17. .WARNINGS. ...STORM WARNING... .LOW 47N59W 993 MB MOVING NE 20 KT. FROM 36N TO 50N BETWEEN 47W AND 72W WINDS 25 TO 40 KT. SEAS 2.5 TO 5 M. .24 HOUR FORECAST LOW 50N49W 978 MB. WITHIN 300 NM W SEMICIRCLE AND E QUADRANT WINDS 35 TO 50 KT. SEAS 3 TO 6.5 M. ELSEWHERE...EXCEPT WHERE DESCRIBED BELOW...S OF 50N E OF 64W WINDS 25 TO 40 KT. SEAS 2.5 TO 6.5 M...HIGHEST NEAR 44N54W AND 54N47W. .48 HOUR FORECAST LOW 59N44W 974 MB. WITHIN 180 NM NW QUADRANT AND WITHIN 240 NM W AND SW OF A LINE FROM 60N48W TO 50N36W WINDS 35 TO 50 KT. SEAS 4.5 TO 9 M. ELSEWHERE E OF A LINE FROM 67N66W TO 39N43W WINDS 25 TO 40 KT. SEAS 2.5 TO 5 M...EXCEPT FROM 42N TO 62N E OF 52W SEAS 4.5 TO 8 M. ALSO...EXCEPT WHERE DESCRIBED BELOW...S OF 60N E OF 63W WINDS LESS THAN 25 KT. SEAS 2.5 TO 5 M. ...GALE WARNING... .FROM 55N TO 60N E OF 45W WINDS 30 TO 45 KT. SEAS 4 TO 6.5 M. ELSEWHERE E OF A LINE FROM 61N50W TO 49N40W AND FROM 64N TO 66N BETWEEN GREENLAND COAST AND 35W WINDS 25 TO 35 KT. SEAS 3 TO 5.5 M. ALSO...EXCEPT WHERE OTHERWISE DESCRIBED...S OF 66N E OF 54W...NOT INCLUDING THE WATERS W OF GREENLAND...WINDS LESS THAN 25 KT. SEAS 2.5 TO 4.5 M. .24 HOUR FORECAST LOW FROM 60N TO 63N E OF 42W WINDS 20 TO 30 KT. SEAS 2.5 TO 4.5 M. ELSEWHERE N OF 63N E OF GREENLAND WINDS LESS THAN 25 KT. SEAS TO 3 M. ...GALE WARNING... .24 HOUR FORECAST LOW 64N56W 990 MB. WITHIN 480 NM SW QUADRANT WINDS 25 TO 35 KT. SEAS TO 3.5 M. ELSEWHERE FROM 50N TO 66N W OF 46W WINDS 20 TO 30 KT. SEAS TO 3 M. .48 HOUR FORECAST LOW DISSIPATED. CONDITIONS DESCRIBED ABOVE WITH FIRST WARNING. ...GALE WARNING... .48 HOUR FORECAST LOW 50N65W 992 MB. FROM 32N TO 51N BETWEEN 54W AND 78W WINDS 25 TO 35 KT. SEAS TO 3 M. .SYNOPSIS AND FORECAST. .COMPLEX LOW WITH FIRST CENTER 36N56W 1010 MB MOVING NE 25 KT...SECOND CENTER 36N46W 1013 MB MOVING NE 15 KT...AND THIRD CENTER 38N37W 1018 MB MOVING NE 15 KT. WITHIN 300 NM N OF FRONT FROM FIRST CENTER TO SECOND CENTER TO THIRD CENTER 39N35W WINDS TO 25 KT. SEAS 2.5 TO 4.5 IN MIXED SWELL. .24 HOUR FORECAST COMPLEX LOW DISSIPATED. CONDITIONS DESCRIBED ABOVE WITH FIRST WARNING. .DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 44N TO 48N BETWEEN 56W AND 59W AND N OF 63N BETWEEN 53W AND 62W. .24 HOUR FORECAST DENSE FOG N OF 46N BETWEEN 47W AND 62W. .48 HOUR FORECAST DENSE FOG FROM 42N TO 46N BETWEEN 63W AND 68W...FROM 56N TO 62NBETWEEN 41W AND 50W...FROM 64N TO 66N W OF 55W...AND WITHIN 90 NM OF THE E GREENLAND COAST. .LIGHT FREEZING SPRAY N OF 65N BETWEEN 37W AND 40W. .24 HOUR FORECAST LITTLE CHANGE. .48 HOUR FORECAST LIGHT FREEZING SPRAY N OF 59N W OF 62W. .FORECASTER JOSEPH. 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 0600 UTC THU OCT 15. 24 HOUR FORECAST VALID 0600 UTC FRI OCT 16. 48 HOUR FORECAST VALID 0600 UTC SAT OCT 17. .WARNINGS. ...GULF OF AMERICA GALE WARNING... .36 HOUR FORECAST WITHIN 28N94W TO 30N94W TO28N97W TO 26N97W TO 26N96W TO 27N95W TO 28N94W N TO NE WINDS 20 TO 30 KT. SEAS TO 2.5 M. .48 HOUR FORECAST WITHIN 25N96W TO 25N98W TO 23N98W TO 21N97W TO 22N96W TO 25N96W N WINDS 30 TO 40 KT. SEAS 2.5 TO 4.0 M. ELSEWHERE WITHIN 30N85W TO 31N88W TO 30N95W TO 28N97W TO 25N98W TO 24N95W TO 30N85W N TO NE WINDS 20 TO 30 KT. SEAS 2.5 TO 3.5 M. .SYNOPSIS AND FORECAST. .ATLC WITHIN 28N35W TO 27N38W TO 26N40W TO 23N40W TO 23N35W TO 28N35W E WINDS 20 TO 25 KT. SEAS 2.5 TO 3.0 M. .24 HOUR FORECAST CONDITIONS MERGED WITH AREA BELOW. .ATLC 24 HOUR FORECAST WITHIN 31N35W TO 31N48W TO 26N40W TO 25N35W TO 31N35W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN N SWELL. .48 HOUR FORECAST WITHIN 31N49W TO 31N57W TO 30N53W TO 30N51W TO 31N49W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN NW TO N SWELL. .REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M. .FORECASTER ERA. NATIONAL HURRICANE CENTER. $$  430 FZPN01 KWBC 150948 HSFEP1 HIGH SEAS FORECAST NWS OCEAN PREDICTION CENTER WASHINGTON DC 1030 UTC THU OCT 15 2026 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 ANY TROPICAL CYCLONE INFORMATION BEYOND 48 HOURS REFERENCE THE ASSOCIATED NWS TROPICAL CYCLONE FORECAST/ADVISORY (TCM). FROM OCTOBER 15 TO APRIL 1, DUE TO THE CLIMATOLOGY OF THE NORTH PACIFIC 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 4 METERS 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 PACIFIC S OF 67N AND N OF 30N E OF A LINE FROM THE BERING STRAIT TO 53N172E TO 50N180W TO 30N180W ALL FORECASTS VALID OVER ICE FREE FORECAST WATERS SYNOPSIS VALID 0600 UTC OCT 15. 24 HOUR FORECAST VALID 0600 UTC OCT 16. 48 HOUR FORECAST VALID 0600 UTC OCT 17. .WARNINGS. ...STORM WARNING... .LOW 55N142W 991 MB MOVING N 25 KT THEN TURNING NW AFTER 12 HOURS. WITHIN 240 NM NE QUADRANT WINDS 35 TO 50 KT. SEAS 4 TO 6 M. ELSEWHERE FROM 40N TO 60N BETWEEN 130W AND 145W AND WITHIN 420 NM NW QUADRANT WINDS 25 TO 40 KT. SEAS 3 TO 5 M. ALSO N OF 50N E OF 145W WINDS 20 TO 30 KT. SEAS TO 3 M. .24 HOUR FORECAST LOW DISSIPATED INLAND. FROM 48N TO 56N BETWEEN 129W AND 137 WINDS 25 TO 35 KT. SEAS 3 TO 5 M. ELSEWHERE N OF 40N BETWEEN 128W AND 142W WINDS 20 TO 30 KT. SEAS 3 TO 5 M. .48 HOUR FORECAST LOW DISSIPATED AND CONDITIONS DIMINISHED. ...GALE WARNING... .LOW 55N157W 973 MB DRIFTING SE 05 KT. FROM 38N TO 60N BETWEEN 150W AND 173W WINDS 25 TO 40 KT. SEAS 3 TO 7 M...HIGHEST WITHIN 240 NM SW QUADRANT. ELSEWHERE N OF 35N BETWEEN 145W AND 177W WINDS 20 TO 30 KT. SEAS 2.5 TO 5 M. .24 HOUR FORECAST LOW 56N152W 976 MB. WITHIN 540 NM S AND 660 NM W QUADRANTS WINDS 25 TO 35 KT. SEAS 3 TO 6 M. ELSEWHERE WITHIN 840 NM S AND 720 NM W QUADRANTS WINDS 20 TO 30 KT. SEAS TO 4 M. .48 HOUR FORECAST LOW 57N147W 989 MB. WITHIN 540 NM SW SEMICIRCLE AND 180 NM NE QUADRANT WINDS 20 TO 30 KT. SEAS 2.5 TO 5 M. ...GALE WARNING... .18 HOUR FORECAST LOW W OF AREA 42N178E 1002 MB. WITHIN 240 NM NE AND 360 NM SE QUADRANTS WINDS 25 TO 35 KT. SEAS 2.5 TO 5 M. .24 HOUR FORECAST LOW 43N177W 1002 MB. FROM 37N TO 47N W OF 170W WINDS 25 TO 35 KT. SEAS 3 TO 5 M. ELSEWHERE FROM 35N TO 50N W OF 168W WINDS TO 25 KT. SEAS TO 3 M. .48 HOUR FORECAST LOW 46N165W 1004 MB. WITHIN 300 NM SE QUADRANT WINDS 25 TO 35 KT. SEAS 3 TO 5 M. ELSEWHERE FROM 37N TO 46N BETWEEN 155W AND 170W WINDS 20 TO 30 KT. SEAS TO 3 M. .SYNOPSIS AND FORECAST. .24 HOUR FORECAST N OF 50N W OF 180W AREA OF SE WINDS 20 TO 30 KT. SEAS TO 3 M. .48 HOUR FORECAST LOW 57N179W 1001 MB. FROM 48N TO 60N W OF 170W WINDS TO 25 KT. SEAS TO 4 M. .DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM N OF 56N BETWEEN ALASKA AND 175W...AND FROM 45N TO 50N BETWEEN 138W AND 146W. .24 HOUR FORECAST DENSE FOG N OF 56N BETWEEN 162W AND 167W. .48 HOUR FORECAST DENSE FOG N OF 52N W OF 177W. .FORECASTER KREKELER. OCEAN PREDICTION CENTER. NWS NATIONAL HURRICANE CENTER MIAMI FL E PACIFIC FROM THE EQUATOR TO 30N E OF 140W AND 03.4S TO THE EQUATOR E OF 120W SYNOPSIS VALID 0600 UTC THU OCT 15. 24 HOUR FORECAST VALID 0600 UTC FRI OCT 16. 48 HOUR FORECAST VALID 0600 UTC SAT OCT 17. .WARNINGS. ...HURRICANE WARNING... .HURRICANE TRUDY NEAR 12.9N 101.6W 989 MB AT 0900 UTC OCT 15 MOVING NW OR 305 DEG AT 8 KT. MAXIMUM SUSTAINED WINDS 65 KT GUSTS 80 KT. TROPICAL STORM FORCE WINDS WITHIN 100 NM NE QUADRANT...40 NM SE QUADRANT...30 NM SW QUADRANT...AND 80 NM NW QUADRANT. SEAS 4 M OR GREATER WITHIN 90 NM N SEMICIRCLE...60 NM SE QUADRANT AND 75 NM SW QUADRANT WITH SEAS TO 7.5 M. ELSEWHERE WITHIN 14N99W TO 15N100W TO 15N102W TO 13N103W TO 11N101W TO 12N99W TO 14N99W WINDS 20 TO 33 KT. SEAS DESCRIBED ABOVE. REMAINDER AREA WITHIN 14N99W TO 16N100W TO 15N104W TO 12N104W TO 10N102W TO 11N99W TO 14N99W WINDS 20 KT OR LESS. SEAS 2.5 TO 4.0 M IN MIXED SWELL. .24 HOUR FORECAST HURRICANE TRUDY NEAR 14.2N 102.3W. MAXIMUM SUSTAINED WINDS 100 KT GUSTS 120 KT. TROPICAL STORM FORCE WINDS WITHIN 130 NM NE QUADRANT...70 NM SE QUADRANT...50 NM SW QUADRANT...AND 90 NM NW QUADRANT. SEAS 4 M OR GREATER WITHIN 180 NM NW AND 90 NM SE SEMICIRCLES WITH SEAS TO 8.5 M. ELSEWHERE WITHIN 15N99W TO 16N101W TO 15N104W TO 13N104W TO 12N102W TO 12N101W TO 15N99W WINDS 20 TO 33 KT. SEAS DESCRIBED ABOVE. REMAINDER AREA WITHIN 13N97W TO 18N102W TO 16N107W TO 12N107W TO 10N105W TO 09N98W TO 13N97W WINDS 20 KT OR LESS. SEAS 2.5 TO 4.0 M IN MIXED SWELL. .48 HOUR FORECAST HURRICANE TRUDY NEAR 16.1N 103.4W. MAXIMUM SUSTAINED WINDS 115 KT GUSTS 140 KT. TROPICAL STORM FORCE WINDS WITHIN 90 NM NW AND SE QUADRANTS...130 NM NE QUADRANT AND 70 NM SW QUADRANT. SEAS 4 M OR GREATER WITHIN 270 NM NW AND 150 NM SE SEMICIRCLES WITH SEAS TO 10.5 M. ELSEWHERE WITHIN 16N94W TO 20N105W TO 18N110W TO 13N109W TO 09N103W TO 09N96W TO 16N94W WINDS 20 TO 33 KT. SEAS DESCRIBED ABOVE. REMAINDER AREA WITHIN 18N101W TO 18N104W TO 17N105W TO 16N105W TO 14N103W TO 15N101W TO 18N101W WINDS 20 KT OR LESS. SEAS 2.5 TO 4.0 M IN MIXED SWELL. ...TROPICAL STORM WARNING... .TROPICAL STORM SIMON NEAR 19.2N 108.5W 996 MB AT 0900 UTC OCT 15 MOVING N OR 360 DEG AT 0 KT. MAXIMUM SUSTAINED WINDS 50 KT GUSTS 60 KT. TROPICAL STORM FORCE WINDS WITHIN 30 NM OF CENTER. SEAS 4 M OR GREATER WITHIN 30 NM OF CENTER WITH SEAS TO 4.5 M. ELSEWHERE WITHIN 19N108W TO 20N108W TO 20N109W TO 19N109W TO 18N109W TO 18N108W TO 19N108W WINDS 20 TO 33 KT. SEAS 2.5 TO 4.0 M. REMAINDER AREA WITHIN 19N107W TO 20N108W TO 20N110W TO 18N110W TO 17N108W TO 18N107W TO 19N107W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.5 M IN MIXED SWELL. .24 HOUR FORECAST TROPICAL STORM SIMON NEAR 19.6N 108.9W. MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 KT. LITTLE CHANGE IN RADIUS OF TROPICAL STORM FORCE WINDS AND SEAS 4 M OR GREATER WITH SEAS TO 4.5 M. ELSEWHERE WITHIN 20N108W TO 20N109W TO 19N109W TO 19N108W TO 20N108W WINDS 20 TO 33 KT. SEAS 2.5 TO 4.0 M. REMAINDER AREA WITHIN 19N106W TO 21N107W TO 20N110W TO 18N110W TO 17N108W TO 18N106W TO 19N106W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN MIXED SWELL. .48 HOUR FORECAST TROPICAL STORM SIMON NEAR 21.3N 110.9W. MAXIMUM SUSTAINED WINDS 35 KT GUSTS 45 KT. TROPICAL STORM FORCE WINDS WITHIN 20 NM NW AND SE QUADRANTS...30 NM NE QUADRANT AND 0 NM SW QUADRANT. SEAS 4 M OR GREATER WITHIN 30 NM OF CENTER...EXCEPT 15 NM SW QUADRANT WITH SEAS TO 4.0 M. ELSEWHERE WITHIN 21.5N110W TO 22N110.5W TO 22N111W TO 21.5N111.5W TO 21.5N110.5W TO 21N110.5W TO 21.5N110W WINDS 20 TO 33 KT. SEAS 2.5 TO 4.0 M. REMAINDER AREA WITHIN 22N110W TO 22N111W TO 22N112W TO 20N112W TO 20N110W TO 21N110W TO 22N110W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN MIXED SWELL. FORECAST WINDS IN AND NEAR ACTIVE TROPICAL CYCLONES SHOULD BE USED WITH CAUTION DUE TO UNCERTAINTY IN FORECAST TRACK...SIZE AND INTENSITY. .SYNOPSIS AND FORECAST. .WITHIN 23N115W TO 23N133W TO 25N140W TO 13N140W TO 15N117W TO 18N113W TO 23N115W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN MIXED N AND S SWELL. .24 HOUR FORECAST WITHIN 14N116W TO 18N121W TO 20N140W TO 12N140W TO 09N136W TO 07N123W TO 14N116W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN MIXED N AND S SWELL. .48 HOUR FORECAST WITHIN 15N121W TO 17N127W TO18N140W TO 08N140W TO 02N134W TO 04N123W TO 15N121W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN MIXED N AND S SWELL. .WITHIN 00N102W TO 04N111W TO 02N127W TO 00N132W TO 03.4S120W TO 03.4S99W TO 00N102W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN S TO SW SWELL. .24 HOUR FORECAST WITHIN 07N102W TO 08N112W TO 00N125W TO 03.4S120W TO 03.4S92W TO 07N102W...EXCEPT LEE OF GALAPAGOS ISLANDS... WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN S TO SW SWELL. .48 HOUR FORECAST WITHIN 07N96W TO 13N115W TO 00N126W TO 03.4S120W TO 03.4S85W TO 07N96W...EXCEPT LEE OF GALAPAGOS ISLANDS... WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN S TO SW SWELL. .12 HOUR FORECAST WITHIN 31N113W TO 32N115W TO 31N115W TO 30N115W TO 29N114W TO 29N112W TO 31N113W...INCLUDING THE GULF OF CALIFORNIA... NW TO N WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M. .24 HOUR FORECAST WITHIN 31N113W TO 32N115W TO 31N115W TO 30N115W TO 29N114W TO 29N112W TO 31N113W...INCLUDING THE GULF OF CALIFORNIA... NW TO N WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M. .48 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. CONVECTION VALID AT 0845 UTC THU OCT 15... .HURRICANE TRUDY...NUMEROUS MODERATE TO STRONG WITHIN 45 NM OF CENTER. SCATTERED MODERATE ISOLATED STRONG ELSEWHERE FROM 10N TO 16N BETWEEN 96W AND 104W. .T.S. SIMON...SCATTERED TO LOCALLY NUMEROUS MODERATE ISOLATED STRONG CONVECTION IS FROM 18N TO 20N BETWEEN 107W AND 109W. .INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH... MONSOON TROUGH FROM 08N83W TO 11N92W. IT RESUMES FROM NEAR 10N103W TO 03N114W. ITCZ FROM 03N114W TO 05N140W. SCATTERED MODERATE ISOLATED STRONG FROM 01N TO 08N BETWEEN 93W AND 106W. .FORECASTER AL. NATIONAL HURRICANE CENTER. $$  705 FZNT01 KWBC 150958 HSFAT1 HIGH SEAS FORECAST FOR METAREA IV NWS OCEAN PREDICTION CENTER WASHINGTON DC 1030 UTC THU OCT 15 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). 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 4 METERS 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 OCT 15. 24 HOUR FORECAST VALID 0600 UTC OCT 16. 48 HOUR FORECAST VALID 0600 UTC OCT 17. .WARNINGS. ...STORM WARNING... .LOW 47N59W 993 MB MOVING NE 20 KT. FROM 36N TO 50N BETWEEN 47W AND 72W WINDS 25 TO 40 KT. SEAS 2.5 TO 5 M. .24 HOUR FORECAST LOW 50N49W 978 MB. WITHIN 300 NM W SEMICIRCLE AND E QUADRANT WINDS 35 TO 50 KT. SEAS 3 TO 6.5 M. ELSEWHERE...EXCEPT WHERE DESCRIBED BELOW...S OF 50N E OF 64W WINDS 25 TO 40 KT. SEAS 2.5 TO 6.5 M...HIGHEST NEAR 44N54W AND 54N47W. .48 HOUR FORECAST LOW 59N44W 974 MB. WITHIN 180 NM NW QUADRANT AND WITHIN 240 NM W AND SW OF A LINE FROM 60N48W TO 50N36W WINDS 35 TO 50 KT. SEAS 4.5 TO 9 M. ELSEWHERE E OF A LINE FROM 67N66W TO 39N43W WINDS 25 TO 40 KT. SEAS 2.5 TO 5 M...EXCEPT FROM 42N TO 62N E OF 52W SEAS 4.5 TO 8 M. ALSO...EXCEPT WHERE DESCRIBED BELOW...S OF 60N E OF 63W WINDS LESS THAN 25 KT. SEAS 2.5 TO 5 M. ...GALE WARNING... .FROM 55N TO 60N E OF 45W WINDS 30 TO 45 KT. SEAS 4 TO 6.5 M. ELSEWHERE E OF A LINE FROM 61N50W TO 49N40W AND FROM 64N TO 66N BETWEEN GREENLAND COAST AND 35W WINDS 25 TO 35 KT. SEAS 3 TO 5.5 M. ALSO...EXCEPT WHERE OTHERWISE DESCRIBED...S OF 66N E OF 54W...NOT INCLUDING THE WATERS W OF GREENLAND...WINDS LESS THAN 25 KT. SEAS 2.5 TO 4.5 M. .24 HOUR FORECAST LOW FROM 60N TO 63N E OF 42W WINDS 20 TO 30 KT. SEAS 2.5 TO 4.5 M. ELSEWHERE N OF 63N E OF GREENLAND WINDS LESS THAN 25 KT. SEAS TO 3 M. ...GALE WARNING... .24 HOUR FORECAST LOW 64N56W 990 MB. WITHIN 480 NM SW QUADRANT WINDS 25 TO 35 KT. SEAS TO 3.5 M. ELSEWHERE FROM 50N TO 66N W OF 46W WINDS 20 TO 30 KT. SEAS TO 3 M. .48 HOUR FORECAST LOW DISSIPATED. CONDITIONS DESCRIBED ABOVE WITH FIRST WARNING. ...GALE WARNING... .48 HOUR FORECAST LOW 50N65W 992 MB. FROM 32N TO 51N BETWEEN 54W AND 78W WINDS 25 TO 35 KT. SEAS TO 3 M. .SYNOPSIS AND FORECAST. .COMPLEX LOW WITH FIRST CENTER 36N56W 1010 MB MOVING NE 25 KT...SECOND CENTER 36N46W 1013 MB MOVING NE 15 KT...AND THIRD CENTER 38N37W 1018 MB MOVING NE 15 KT. WITHIN 300 NM N OF FRONT FROM FIRST CENTER TO SECOND CENTER TO THIRD CENTER 39N35W WINDS TO 25 KT. SEAS 2.5 TO 4.5 IN MIXED SWELL. .24 HOUR FORECAST COMPLEX LOW DISSIPATED. CONDITIONS DESCRIBED ABOVE WITH FIRST WARNING. .DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 44N TO 48N BETWEEN 56W AND 59W AND N OF 63N BETWEEN 53W AND 62W. .24 HOUR FORECAST DENSE FOG N OF 46N BETWEEN 47W AND 62W. .48 HOUR FORECAST DENSE FOG FROM 42N TO 46N BETWEEN 63W AND 68W...FROM 56N TO 62NBETWEEN 41W AND 50W...FROM 64N TO 66N W OF 55W...AND WITHIN 90 NM OF THE E GREENLAND COAST. .LIGHT FREEZING SPRAY N OF 65N BETWEEN 37W AND 40W. .24 HOUR FORECAST LITTLE CHANGE. .48 HOUR FORECAST LIGHT FREEZING SPRAY N OF 59N W OF 62W. .FORECASTER JOSEPH. 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 0600 UTC THU OCT 15. 24 HOUR FORECAST VALID 0600 UTC FRI OCT 16. 48 HOUR FORECAST VALID 0600 UTC SAT OCT 17. .WARNINGS. ...GULF OF AMERICA GALE WARNING... .36 HOUR FORECAST WITHIN 28N94W TO 30N94W TO28N97W TO 26N97W TO 26N96W TO 27N95W TO 28N94W N TO NE WINDS 20 TO 30 KT. SEAS TO 2.5 M. .48 HOUR FORECAST WITHIN 25N96W TO 25N98W TO 23N98W TO 21N97W TO 22N96W TO 25N96W N WINDS 30 TO 40 KT. SEAS 2.5 TO 4.0 M. ELSEWHERE WITHIN 30N85W TO 31N88W TO 30N95W TO 28N97W TO 25N98W TO 24N95W TO 30N85W N TO NE WINDS 20 TO 30 KT. SEAS 2.5 TO 3.5 M. .SYNOPSIS AND FORECAST. .ATLC WITHIN 28N35W TO 27N38W TO 26N40W TO 23N40W TO 23N35W TO 28N35W E WINDS 20 TO 25 KT. SEAS 2.5 TO 3.0 M. .24 HOUR FORECAST CONDITIONS MERGED WITH AREA BELOW. .ATLC 24 HOUR FORECAST WITHIN 31N35W TO 31N48W TO 26N40W TO 25N35W TO 31N35W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN N SWELL. .48 HOUR FORECAST WITHIN 31N49W TO 31N57W TO 30N53W TO 30N51W TO 31N49W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN NW TO N SWELL. .REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M. .FORECASTER ERA. NATIONAL HURRICANE CENTER. $$