Marine/aviation Tropical Cyclone Advisory
955 WTPZ24 KNHC 260836 TCMEP4 TROPICAL STORM ISELLE FORECAST/ADVISORY NUMBER 12 NWS NATIONAL HURRICANE CENTER MIAMI FL EP092026 0900 UTC WED AUG 26 2026 TROPICAL STORM CENTER LOCATED NEAR 21.8N 123.5W AT 26/0900Z POSITION ACCURATE WITHIN 30 NM PRESENT MOVEMENT TOWARD THE WEST-NORTHWEST OR 295 DEGREES AT 8 KT ESTIMATED MINIMUM CENTRAL PRESSURE 996 MB MAX SUSTAINED WINDS 45 KT WITH GUSTS TO 55 KT. 34 KT.......200NE 170SE 60SW 120NW. 4 M SEAS....180NE 180SE 120SW 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 21.8N 123.5W AT 26/0900Z AT 26/0600Z CENTER WAS LOCATED NEAR 21.5N 122.9W FORECAST VALID 26/1800Z 22.2N 124.6W MAX WIND 40 KT...GUSTS 50 KT. 34 KT...130NE 100SE 40SW 70NW. FORECAST VALID 27/0600Z 22.8N 126.4W...POST-TROPICAL MAX WIND 35 KT...GUSTS 45 KT. 34 KT... 70NE 60SE 0SW 50NW. FORECAST VALID 27/1800Z 23.5N 128.3W...POST-TROP/REMNT LOW MAX WIND 30 KT...GUSTS 40 KT. FORECAST VALID 28/0600Z 23.8N 130.2W...POST-TROP/REMNT LOW MAX WIND 25 KT...GUSTS 35 KT. FORECAST VALID 28/1800Z 24.3N 132.1W...POST-TROP/REMNT LOW MAX WIND 25 KT...GUSTS 35 KT. FORECAST VALID 29/0600Z...DISSIPATED REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 21.8N 123.5W NEXT ADVISORY AT 26/1500Z