FZNT01 KWBC 311558 HSFAT1 HIGH SEAS FORECAST FOR METAREA IV NWS OCEAN PREDICTION CENTER WASHINGTON DC 1630 UTC THU AUG 31 2023 CCODE/2:31:04:11:00/AOE+AOW/NWS/CCODE SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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). SECURITE NORTH ATLANTIC NORTH OF 31N TO 67N AND WEST OF 35W ALL FORECASTS VALID OVER ICE FREE FORECAST WATERS SYNOPSIS VALID 1200 UTC AUG 31. 24 HOUR FORECAST VALID 1200 UTC SEP 01. 48 HOUR FORECAST VALID 1200 UTC SEP 02. .WARNINGS. ...HURRICANE WARNING... .HURRICANE FRANKLIN NEAR 35.1N 61.6W 965 MB AT 1500 UTC AUG 31 MOVING ENE OR 070 DEG AT 12 KT. MAXIMUM SUSTAINED WINDS 85 KT GUSTS 105 KT. TROPICAL STORM FORCE WINDS WITHIN 120 NM NE QUADRANT...150 NM SE QUADRANT...130 NM SW QUADRANT...AND 90 NM NW QUADRANT. SEAS 12 FT OR GREATER WITHIN 360 NM NE...210 NM SE...220 NM SW...AND 300 NM NW QUADRANTS WITH SEAS TO 40 FT. ELSEWHERE FROM 31N TO 38N BETWEEN 57W AND 67W WINDS 20 TO 33 KT. SEAS TO 12 FT. .24 HOUR FORECAST HURRICANE FRANKLIN NEAR 37.8N 55.8W. MAXIMUM SUSTAINED WINDS 70 KT GUSTS 85 KT. TROPICAL STORM FORCE WINDS WITHIN 130 NM NE QUADRANT...150 NM SE QUADRANT...130 NM SW QUADRANT...AND 120 NM NW QUADRANT. SEAS 12 FT OR GREATER WITHIN 240 NM OF CENTER...EXCEPT 300 NM NE QUADRANT WITH SEAS TO 36 FT. ELSEWHERE FROM 33N TO 42N BETWEEN 52W AND 62W WINDS 20 TO 33 KT. SEAS TO 12 FT. .48 HOUR FORECAST POST-TROPICAL CYCLONE FRANKLIN NEAR 42.0N 47.2W. MAXIMUM SUSTAINED WINDS 65 KT GUSTS 80 KT. TROPICAL STORM FORCE WINDS WITHIN 180 NM NE QUADRANT...200 NM SE QUADRANT...160 NM SW QUADRANT...AND 180 NM NW QUADRANT. SEAS 12 FT OR GREATER WITHIN 300 NM OF CENTER...EXCEPT 420 NM SW QUADRANT WITH SEAS TO 32 FT. ELSEWHERE FROM 36N TO 48N BETWEEN 38W AND 58W WINDS 20 TO 33 KT. SEAS TO 12 FT. .72 HOUR FORECAST POST-TROPICAL CYCLONE FRANKLIN NEAR 45.9N 39.1W. MAXIMUM SUSTAINED WINDS 50 KT GUSTS 60 KT. EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE. .96 HOUR FORECAST POST-TROPICAL CYCLONE FRANKLIN NEAR 48.0N 33.0W. MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 KT. .120 HOUR FORECAST POST-TROPICAL CYCLONE FRANKLIN NEAR 50.5N 28.0W. MAXIMUM SUSTAINED WINDS 40 KT GUSTS 50 KT. ...TROPICAL STORM WARNING... .TROPICAL STORM IDALIA NEAR 33.6N 75.8W 992 MB AT 1500 UTC AUG 31 MOVING E OR 090 DEG AT 17 KT. MAXIMUM SUSTAINED WINDS 50 KT GUSTS 60 KT. TROPICAL STORM FORCE WINDS WITHIN 180 NM NM NE...160 NM SE...150 NM SW...AND 60 NM NW QUADRANTS. SEAS 12 FT OR GREATER WITHIN 160 NM NE QUADRANT...200 NM SE QUADRANT...160 NM SW QUADRANT...AND 90 NM NW QUADRANT WITH SEAS TO 23 FT. ELSEWHERE FROM 31N TO 38N W OF 71W WINDS 20 TO 33 KT. SEAS TO 12 FT. .24 HOUR FORECAST POST-TROPICAL CYCLONE IDALIA NEAR 32.8N 70.1W. MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 KT. TROPICAL STORM FORCE WINDS WITHIN 190 NM NE...120 NM SE...170 NM SW...AND 150 NM NW QUADRANTS. SEAS 12 FT OR GREATER WITHIN 240 NM NE...240 NM SE...300 NM SW...AND 330 NM NW QUADRANTS WITH SEAS TO 22 FT. ELSEWHERE FROM 31N TO 40N BETWEEN 64W AND 76W WINDS 20 TO 33 KT. SEAS TO 12 FT. .48 HOUR FORECAST TROPICAL STORM IDALIA NEAR 31.1N 67.3W. MAXIMUM SUSTAINED WINDS 40 KT GUSTS 50 KT. TROPICAL STORM FORCE WINDS WITHIN 150 NM NE QUADRANT AND 110 NM NW QUADRANT. SEAS 12 FT OR GREATER WITHIN 180 NM NE...180 NM SE...300 NM SW...AND 300 NM NW QUADRANTS WITH SEAS TO 16 FT. ELSEWHERE FROM 31N TO 38N BETWEEN 60W AND 75W WINDS 20 TO 33 KT. SEAS TO 12 FT. .72 HOUR FORECAST TROPICAL STORM IDALIA NEAR 31.8N 65.3W. MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 KT. EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE. .96 HOUR FORECAST TROPICAL STORM IDALIA NEAR 34.3N 62.0W. MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 KT. .120 HOUR FORECAST TROPICAL STORM IDALIA NEAR 37.0N 61.0W. MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 KT. ...TROPICAL STORM WARNING... .FROM 31N TO 33N BETWEEN 48W AND 55W WINDS TO 25 KT. SEAS TO 8 FT. .24 HOUR FORECAST TROPICAL STORM JOSE NEAR 34.4N 51.7W. MAXIMUM SUSTAINED WINDS 35 KT GUSTS 45 KT. TROPICAL STORM FORCE WINDS WITHIN 40 NM E SEMICIRCLE. SEAS 12 FT OR GREATER WITHIN 90 NM NE QUADRANT WITH SEAS TO 14 FT. ELSEWHERE FROM 32N TO 39N BETWEEN 47W AND 53W WINDS 20 TO 33 KT. SEAS TO 12 FT. .36 HOUR FORECAST...DISSIPATED. ...STORM WARNING... .LOW 53N54W 983 MB MOVING NE 25 KT. WITHIN 360 NM N AND NW...540 NM E...AND 480 NM S QUADRANTS WINDS 25 TO 40 KT. SEAS 8 TO 14 FT. ELSEWHERE FROM 46N TO 57N W OF 40W AND WITHIN 360 NM E OF A LINE FROM 46N57W TO 38N62W WINDS 20 TO 30 KT. SEAS TO 12 FT. .12 HOUR FORECAST LOW 54N50W 968 MB. WITHIN 180 NM W AND SW SEMICIRCLES WINDS 35 TO 50 KT. SEAS 12 TO 24 FT. .24 HOUR FORECAST LOW 57N42W 962 MB. WITHIN 360 NM S SEMICIRCLE WINDS 40 TO 55 KT. SEAS 20 TO 32 FT. ELSEWHERE WITHIN 600 NM E...720 NM S...540 NM W...AND 600 NM N QUADRANTS WINDS 25 TO 40 KT. SEAS 11 TO 22 FT. .48 HOUR FORECAST LOW JUST E OF THE AREA NEAR 65N34W 960 MB. WITHIN 90 NM NW AND 540 NM S QUADRANTS WINDS 40 TO 55 KT. SEAS 22 TO 34 FT. ELSEWHERE WITHIN 780 NM S AND 600 NM W QUADRANTS WINDS 25 TO 40 KT. SEAS 12 TO 24 FT. .SYNOPSIS AND FORECAST. .N OF 59N E OF 45W WINDS TO 25 KT. SEAS TO 8 FT. .24 HOUR FORECAST CONDITIONS ABSORBED BY LOW 57N42W. .DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 43N TO 56N BETWEEN 45W AND 62W. .24 HOUR FORECAST DENSE FOG N OF 60N E OF GREENLAND. .48 HOUR FORECAST CONDITIONS IMPROVED. .FORECASTER ACHORN. 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 1200 UTC THU AUG 31. 24 HOUR FORECAST VALID 1200 UTC FRI SEP 01. 48 HOUR FORECAST VALID 1200 UTC SAT SEP 02. .WARNINGS. ...ATLC TROPICAL STORM WARNING... .TROPICAL STORM JOSE NEAR 29.8N 52.1W 1008 MB AT 1500 UTC AUG 31 MOVING N OR 360 DEG AT 6 KT. MAXIMUM SUSTAINED WINDS 35 KT GUSTS 45 KT. TROPICAL STORM FORCE WINDS WITHIN 0 NM W SEMICIRCLE...40 NM NE QUADRANT AND 20 NM SE QUADRANT. WITHIN 120 NM NE AND 90 NM SE QUADRANTS WINDS 20 TO 33 KT. SEAS 8 TO 10 FT. .24 HOUR FORECAST TROPICAL STORM JOSE N OF AREA NEAR 34.4N 51.7W. MAXIMUM SUSTAINED WINDS 35 KT GUSTS 45 KT. TROPICAL STORM FORCE WINDS WITHIN 40 NM E SEMICIRCLE AND 0 NM W SEMICIRCLE. SEAS TO 12 FT WITHIN 30 NM E SEMICIRCLE. ELSEWHERE WITHIN 120 NM E SEMICIRCLE WINDS 20 TO 33 KT. SEAS 8 TO 12 FT. .36 HOUR FORECAST...DISSIPATED. ...ATLC TROPICAL STORM WARNING... .TROPICAL STORM IDALIA N OF AREA NEAR 33.7N 76.0W 992 MB AT 1500 UTC AUG 31 MOVING E OR 090 DEG AT 17 KT. MAXIMUM SUSTAINED WINDS 50 KT GUSTS 60 KT. TROPICAL STORM FORCE WINDS WITHIN 180 NM NE QUADRANT...160 NM SE QUADRANT...150 NM SW QUADRANT...AND 60 NM NW QUADRANT. OVER FORECAST WATERS N OF 28N BETWEEN 71W AND 80W SW TO W WINDS 20 TO 30 KT. SEAS 8 TO 12 FT IN MIXED SWELL... EXCEPT 12 TO 15 FT N OF 30N BETWEEN 73W AND 78W. SEE PART 1 .12 HOUR FORECAST POST-TROPICAL EXTRATROPICAL IDALIA NEAR 33.6N 73.2W. MAXIMUM SUSTAINED WINDS 55 KT GUSTS 65 KT. .24 HOUR FORECAST POST-TROPICAL EXTRATROPICAL IDALIA N OF AREA NEAR 32.8N 70.1W. MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 KT. TROPICAL STORM FORCE WINDS WITHIN 190 NM NE QUADRANT...120 NM SE QUADRANT...170 NM SW QUADRANT...AND 150 NM NW QUADRANT. OVER FORECAST WATERS N OF 28N BETWEEN 65W AND 77W WINDS 20 TO 30 KT. SEAS 8 TO 12 FT IN MIXED SWELL...EXCEPT 12 TO 18 FT N OF 29N BETWEEN 66W AND 77W. N OF 29N BETWEEN 77W AND 79W WINDS 20 KT OR LESS. SEAS 8 TO 12 FT IN N SWELL. SEE PART 1. .48 HOUR FORECAST EXTRATROPICAL LOW IDALIA JUST N OF AREA NEAR 31.1N 67.3W. MAXIMUM SUSTAINED WINDS 40 KT GUSTS 50 KT. TROPICAL STORM FORCE WINDS WITHIN 0 NM S SEMICIRCLE...150 NM NE QUADRANT AND 110 NM NW QUADRANT. OVER FORECAST WATERS N OF 27N BETWEEN 67W AND 74W N WINDS 20 TO 30 KT. SEAS 12 TO 16 FT IN N SWELL. N OF 27N BETWEEN 64W AND 67W S TO SW WINDS 20 TO 25 KT. SEAS 8 TO 10 FT. ELSEWHERE N OF A LINE FROM 31N58W TO 25N65W TO 23N73W TO 27N77W TO 31N80W AND E OF THE BAHAMAS WINDS 20 KT OR LESS. SEAS 8 TO 11 FT PRIMARILY IN NW TO N SWELL. .72 HOUR FORECAST EXTRATROPICAL LOW IDALIA NEAR 31.8N 65.3W. MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 KT. EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE. .96 HOUR FORECAST EXTRATROPICAL LOW IDALIA NEAR 34.3N 62.0W. MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 KT. .120 HOUR FORECAST EXTRATROPICAL LOW IDALIA NEAR 37.0N 61.0W. MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 KT. 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. .ATLC HURRICANE FRANKLIN WELL N OF AREA NEAR 35.1N 61.6W 965 MB AT 1500 UTC AUG 31 MOVING ENE OR 070 DEG AT 12 KT. MAXIMUM SUSTAINED WINDS 85 KT GUSTS 105 KT. TROPICAL STORM FORCE WINDS WITHIN 120 NM NE QUADRANT...150 NM SE QUADRANT...130 NM SW QUADRANT...AND 90 NM NW QUADRANT. OVER FORECAST WATERS N OF 29N BETWEEN 57W AND 66W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT PRIMARILY IN NW SWELL. SEE PART 1. .24 HOUR FORECAST HURRICANE FRANKLIN WELL N OF AREA NEAR 37.8N 55.8W. MAXIMUM SUSTAINED WINDS 70 KT GUSTS 85 KT. TROPICAL STORM FORCE WINDS WITHIN 130 NM NE AND SW QUADRANTS...120 NM NW QUADRANT AND 150 NM SE QUADRANT. OVER FORECAST WATERS N OF 27N BETWEEN 50W AND 57W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN NW SWELL. SEE PART 1. 48 HOUR FORECAST POST-TROPICAL EXTRATROPICAL FRANKLIN NEAR 42.0N 47.2W. MAXIMUM SUSTAINED WINDS 65 KT GUSTS 80 KT. TROPICAL STORM FORCE WINDS WITHIN 180 NM N SEMICIRCLE...200 NM SE QUADRANT AND 160 NM SW QUADRANT. OVER FORECAST WATERS WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. SEE PART 1. CARIBBEAN FROM 11N TO 15N BETWEEN 70W AND 77W...INCLUDING THE GULF OF VENEZUELA...NE TO E WINDS 20 TO 25 KT. SEAS TO 8 FT. FROM 15N TO 17.5N BETWEEN 72W AND 77W E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. .24 HOUR FORECAST FROM 11N TO 16N BETWEEN 69W AND 80W... INCLUDING THE GULF OF VENEZUELA...NE TO E WINDS 20 TO 25 KT. SEAS 8 FT W OF 72W. .48 HOUR FORECAST FROM 11N TO 13N BETWEEN 70W AND 76W... INCLUDING THE GULF OF VENEZUELA...NE TO E WINDS 20 TO 25 KT. SEAS TO 8 FT NEAR THE COAST OF COLOMBIA. .REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. .FORECASTER GR. NATIONAL HURRICANE CENTER. $$