000 WTNT25 KNHC 312043 TCMAT5 POST-TROPICAL CYCLONE IDALIA FORECAST/ADVISORY NUMBER 21 NWS NATIONAL HURRICANE CENTER MIAMI FL AL102023 2100 UTC THU AUG 31 2023 NOTICE... LAND-BASED TROPICAL CYCLONE WATCHES AND WARNINGS ARE NO LONGER INCLUDED IN THE TROPICAL CYCLONE FORECAST/ADVISORY...(TCM). CURRENT LAND-BASED COASTAL WATCHES AND WARNINGS CAN BE FOUND IN THE MOST RECENTLY ISSUED TROPICAL CYCLONE PUBLIC ADVISORY...(TCP). POST-TROPICAL CYCLONE CENTER LOCATED NEAR 33.5N 73.5W AT 31/2100Z POSITION ACCURATE WITHIN 30 NM PRESENT MOVEMENT TOWARD THE EAST OR 90 DEGREES AT 18 KT ESTIMATED MINIMUM CENTRAL PRESSURE 994 MB MAX SUSTAINED WINDS 55 KT WITH GUSTS TO 65 KT. 50 KT....... 0NE 0SE 60SW 80NW. 34 KT.......200NE 180SE 160SW 180NW. 12 FT SEAS..240NE 220SE 160SW 120NW. 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 33.5N 73.5W AT 31/2100Z AT 31/1800Z CENTER WAS LOCATED NEAR 33.6N 74.4W FORECAST VALID 01/0600Z 33.0N 70.8W...POST-TROP/EXTRATROP MAX WIND 50 KT...GUSTS 60 KT. 50 KT... 0NE 0SE 30SW 70NW. 34 KT...200NE 110SE 150SW 190NW. FORECAST VALID 01/1800Z 31.8N 68.3W...POST-TROP/EXTRATROP MAX WIND 45 KT...GUSTS 55 KT. 34 KT...180NE 0SE 120SW 150NW. FORECAST VALID 02/0600Z 31.0N 66.7W...POST-TROP/EXTRATROP MAX WIND 40 KT...GUSTS 50 KT. 34 KT...160NE 0SE 0SW 130NW. FORECAST VALID 02/1800Z 30.9N 65.9W...TROPICAL CYCLONE MAX WIND 45 KT...GUSTS 55 KT. 34 KT...130NE 0SE 0SW 100NW. FORECAST VALID 03/0600Z 31.3N 64.9W MAX WIND 50 KT...GUSTS 60 KT. 50 KT... 20NE 20SE 0SW 0NW. 34 KT...130NE 60SE 40SW 80NW. FORECAST VALID 03/1800Z 32.1N 63.4W MAX WIND 50 KT...GUSTS 60 KT. 50 KT... 30NE 30SE 30SW 0NW. 34 KT...140NE 70SE 60SW 100NW. 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 04/1800Z 35.1N 60.5W MAX WIND 50 KT...GUSTS 60 KT. OUTLOOK VALID 05/1800Z 38.0N 59.9W...POST-TROP/EXTRATROP MAX WIND 45 KT...GUSTS 55 KT. REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 33.5N 73.5W INTERMEDIATE PUBLIC ADVISORY...WTNT35 KNHC/MIATCPAT5...AT 01/0000Z NEXT ADVISORY AT 01/0300Z $$ FORECASTER BERG