000 WTNT24 KNHC 260851 TCMAT4 HURRICANE HELENE FORECAST/ADVISORY NUMBER 12 NWS NATIONAL HURRICANE CENTER MIAMI FL AL092024 0900 UTC THU SEP 26 2024 HURRICANE CENTER LOCATED NEAR 24.2N 86.2W AT 26/0900Z POSITION ACCURATE WITHIN 20 NM PRESENT MOVEMENT TOWARD THE NORTH-NORTHEAST OR 15 DEGREES AT 10 KT ESTIMATED MINIMUM CENTRAL PRESSURE 966 MB EYE DIAMETER 25 NM MAX SUSTAINED WINDS 80 KT WITH GUSTS TO 100 KT. 64 KT....... 50NE 50SE 30SW 0NW. 50 KT....... 80NE 80SE 40SW 40NW. 34 KT.......250NE 300SE 100SW 120NW. 12 FT SEAS..240NE 270SE 150SW 180NW. WINDS AND SEAS VARY GREATLY IN EACH QUADRANT. RADII IN NAUTICAL MILES ARE THE LARGEST RADII EXPECTED ANYWHERE IN THAT QUADRANT. REPEAT...CENTER LOCATED NEAR 24.2N 86.2W AT 26/0900Z AT 26/0600Z CENTER WAS LOCATED NEAR 23.6N 86.5W FORECAST VALID 26/1800Z 26.8N 85.2W MAX WIND 100 KT...GUSTS 120 KT. 64 KT... 50NE 50SE 30SW 20NW. 50 KT... 80NE 90SE 50SW 40NW. 34 KT...270NE 270SE 120SW 120NW. FORECAST VALID 27/0600Z 31.6N 84.0W...INLAND MAX WIND 75 KT...GUSTS 95 KT. 64 KT... 30NE 40SE 20SW 0NW. 50 KT... 60NE 80SE 50SW 40NW. 34 KT...270NE 270SE 140SW 70NW. FORECAST VALID 27/1800Z 36.1N 84.9W...POST-TROP/EXTRATROP MAX WIND 30 KT...GUSTS 50 KT. FORECAST VALID 28/0600Z 37.0N 87.8W...POST-TROP/EXTRATROP MAX WIND 25 KT...GUSTS 35 KT. FORECAST VALID 28/1800Z 36.3N 87.8W...POST-TROP/EXTRATROP MAX WIND 20 KT...GUSTS 30 KT. FORECAST VALID 29/0600Z 36.3N 86.7W...POST-TROP/EXTRATROP MAX WIND 20 KT...GUSTS 30 KT. EXTENDED OUTLOOK. NOTE...ERRORS FOR TRACK HAVE AVERAGED NEAR 125 NM ON DAY 4 AND 175 NM ON DAY 5...AND FOR INTENSITY NEAR 15 KT EACH DAY OUTLOOK VALID 30/0600Z...DISSIPATED REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 24.2N 86.2W INTERMEDIATE PUBLIC ADVISORY...WTNT34 KNHC/MIATCPAT4...AT 26/1200Z NEXT ADVISORY AT 26/1500Z $$ FORECASTER BEVEN