Marine/aviation Tropical Cyclone Advisory
543 WTPZ24 KNHC 242030 TCMEP4 TROPICAL STORM ISELLE FORECAST/ADVISORY NUMBER 6 NWS NATIONAL HURRICANE CENTER MIAMI FL EP092026 2100 UTC MON AUG 24 2026 TROPICAL STORM CENTER LOCATED NEAR 19.2N 118.0W AT 24/2100Z POSITION ACCURATE WITHIN 30 NM PRESENT MOVEMENT TOWARD THE NORTHWEST OR 310 DEGREES AT 11 KT ESTIMATED MINIMUM CENTRAL PRESSURE 988 MB MAX SUSTAINED WINDS 60 KT WITH GUSTS TO 75 KT. 50 KT....... 60NE 60SE 0SW 0NW. 34 KT.......130NE 170SE 110SW 60NW. 4 M SEAS....210NE 180SE 90SW 150NW. 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 19.2N 118.0W AT 24/2100Z AT 24/1800Z CENTER WAS LOCATED NEAR 18.9N 117.6W FORECAST VALID 25/0600Z 20.1N 119.4W MAX WIND 65 KT...GUSTS 80 KT. 64 KT... 20NE 0SE 0SW 0NW. 50 KT... 60NE 50SE 0SW 30NW. 34 KT...140NE 190SE 90SW 70NW. FORECAST VALID 25/1800Z 20.9N 121.3W MAX WIND 60 KT...GUSTS 75 KT. 50 KT... 50NE 30SE 0SW 30NW. 34 KT...140NE 180SE 80SW 80NW. FORECAST VALID 26/0600Z 21.4N 123.2W MAX WIND 55 KT...GUSTS 65 KT. 50 KT... 40NE 30SE 0SW 0NW. 34 KT...120NE 120SE 60SW 70NW. FORECAST VALID 26/1800Z 21.9N 124.9W MAX WIND 45 KT...GUSTS 55 KT. 34 KT... 80NE 60SE 40SW 60NW. FORECAST VALID 27/0600Z 22.4N 126.8W MAX WIND 35 KT...GUSTS 45 KT. 34 KT... 50NE 0SE 0SW 40NW. FORECAST VALID 27/1800Z 22.9N 128.9W...POST-TROP/REMNT LOW MAX WIND 30 KT...GUSTS 40 KT. EXTENDED OUTLOOK. NOTE...ERRORS FOR TRACK HAVE AVERAGED NEAR 100 NM ON DAY 4 AND 125 NM ON DAY 5...AND FOR INTENSITY NEAR 15 KT EACH DAY OUTLOOK VALID 28/1800Z 23.5N 133.3W...POST-TROP/REMNT LOW MAX WIND 25 KT...GUSTS 35 KT. OUTLOOK VALID 29/1800Z...DISSIPATED REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 19.2N 118.0W NEXT ADVISORY AT 25/0300Z