000 FZNT02 KNHC 170921 HSFAT2 HIGH SEAS FORECAST NWS NATIONAL HURRICANE CENTER MIAMI FL 1030 UTC TUE SEP 17 2019 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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. SECURITE ATLANTIC FROM 07N TO 31N W OF 35W INCLUDING CARIBBEAN SEA AND GULF OF MEXICO SYNOPSIS VALID 0600 UTC TUE SEP 17. 24 HOUR FORECAST VALID 0600 UTC WED SEP 18. 48 HOUR FORECAST VALID 0600 UTC THU SEP 19. .WARNINGS. ...HURRICANE WARNING... .HURRICANE HUMBERTO NEAR 30.6N 74.3W 966 MB AT 0900 UTC SEP 17 MOVING ENE OR 075 DEG AT 7 KT. MAXIMUM SUSTAINED WINDS 80 KT GUSTS 100 KT. TROPICAL STORM FORCE WINDS WITHIN 110 NM NE QUADRANT...130 NM SE QUADRANT...60 NM SW QUADRANT...AND 90 NM NW QUADRANT. SEAS 12 FT OR GREATER WITHIN 150 NM OF CENTER EXCEPT 120 NM SE QUADRANT WITH SEAS TO 30 FT. ELSEWHERE WITHIN 28N70W TO 27N72W TO 28N80W TO 31N81W TO 31N69W TO 28N70W WINDS 20 TO 33 KT. SEAS 8 TO 12 FT. .24 HOUR FORECAST HURRICANE HUMBERTO NEAR 31.6N 70.7W. MAXIMUM SUSTAINED WINDS 95 KT GUSTS 115 KT. TROPICAL STORM FORCE WINDS WITHIN 110 NM NE QUADRANT...130 NM SE QUADRANT...60 NM SW QUADRANT...AND 80 NM NW QUADRANT. SEAS 12 FT OR GREATER WITHIN 270 NM NE AND 330 NM SW SEMICIRCLES WITH SEAS TO 36 FT. OVER FORECAST WATERS WITHIN 28N67W TO 27N71W TO 29N75W TO 31N76W TO 31N67W TO 28N67W WINDS 20 TO 33 KT. REMAINDER OF AREA WITHIN 25N66W TO 25N72W TO 28N80W TO 31N80W TO 31N64W TO 25N66W WINDS 20 KT OR LESS. SEAS 8 TO 12 FT IN MIXED SWELL. .48 HOUR FORECAST HURRICANE HUMBERTO NEAR 34.0N 64.5W. MAXIMUM SUSTAINED WINDS 90 KT GUSTS 110 KT. TROPICAL STORM FORCE WINDS WITHIN 110 NM NE QUADRANT...130 NM SE QUADRANT...80 NM SW QUADRANT...AND 120 NM NW QUADRANT. SEAS 12 FT OR GREATER WITHIN 270 NM NE AND 600 NM SW SEMICIRCLES WITH SEAS TO 35 FT. OVER FORECAST WATERS WITHIN 27N64W TO 28N68W TO 31N77W TO 31N57W TO 27N64W WINDS 20 TO 33 KT. REMAINDER OF AREA WITHIN 27N61W TO 24N72W TO 26N79W TO 31N81W TO 31N56W TO 27N61W WINDS 20 KT OR LESS. SEAS 8 TO 12 FT IN MIXED SWELL. .72 HOUR FORECAST HURRICANE HUMBERTO NEAR 38.0N 60.0W. MAXIMUM SUSTAINED WINDS 70 KT GUSTS 85 KT. EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE. .96 HOUR FORECAST HURRICANE HUMBERTO NEAR 42.0N 55.0W. MAXIMUM SUSTAINED WINDS 65 KT GUSTS 80 KT. .120 HOUR FORECAST POST-TROPICAL EXTRATROPICAL HUMBERTO NEAR 44.0N 45.0W. MAXIMUM SUSTAINED WINDS 55 KT GUSTS 65 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 LOW PRESSURE NEAR 12.5N44W 1009 MB. WITHIN 21N37W TO 15N50W TO 18N62W TO 28N60W TO 31N35W TO 21N37W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN N SWELL. .24 HOUR FORECAST LOW PRESSURE...POSSIBLE TROPICAL CYCLONE...NEAR 14N46W 1007 MB. WITHIN 16N47W TO 16N43W TO 14N44W TO 14N47W TO 16N47W E TO SE WINDS 20 TO 25 KT. SEAS 9 TO 11 FT. ELSEWHERE WITHIN 16N35W TO 12N43W TO 13N57W TO 18N62W TO 24N35W TO 16N35W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN N SWELL. .48 HOUR FORECAST LOW PRESSURE...POSSIBLE TROPICAL CYCLONE...NEAR 15N51W 1005 MB. WITHIN 18N53W TO 18N48W TO 15N48W TO 15N53W TO 18N53W WINDS 20 TO 30 KT. SEAS 9 TO 12 FT. ELSEWHERE WITHIN 14N46W TO 14N52W TO 20N52W TO 20N45W TO 14N46W WINDS 20 KT OR LESS. SEAS 9 TO 11 FT IN N TO NE SWELL. .REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. $$ .FORECASTER CHRISTENSEN. NATIONAL HURRICANE CENTER.