Marine/aviation Tropical Cyclone Advisory
907 WTPZ24 KNHC 252040 TCMEP4 TROPICAL STORM ISELLE FORECAST/ADVISORY NUMBER 10 NWS NATIONAL HURRICANE CENTER MIAMI FL EP092026 2100 UTC TUE AUG 25 2026 TROPICAL STORM CENTER LOCATED NEAR 21.0N 121.8W AT 25/2100Z POSITION ACCURATE WITHIN 30 NM PRESENT MOVEMENT TOWARD THE WEST-NORTHWEST OR 285 DEGREES AT 8 KT ESTIMATED MINIMUM CENTRAL PRESSURE 994 MB MAX SUSTAINED WINDS 50 KT WITH GUSTS TO 60 KT. 50 KT....... 90NE 0SE 0SW 90NW. 34 KT.......200NE 170SE 60SW 120NW. 4 M SEAS....210NE 200SE 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 21.0N 121.8W AT 25/2100Z AT 25/1800Z CENTER WAS LOCATED NEAR 20.9N 121.4W FORECAST VALID 26/0600Z 21.3N 123.0W MAX WIND 40 KT...GUSTS 50 KT. 34 KT...170NE 140SE 40SW 90NW. FORECAST VALID 26/1800Z 21.8N 124.7W MAX WIND 35 KT...GUSTS 45 KT. 34 KT...100NE 60SE 20SW 70NW. FORECAST VALID 27/0600Z 22.4N 126.6W...POST-TROP/REMNT LOW MAX WIND 30 KT...GUSTS 40 KT. FORECAST VALID 27/1800Z 23.0N 128.7W...POST-TROP/REMNT LOW MAX WIND 30 KT...GUSTS 40 KT. FORECAST VALID 28/0600Z 23.5N 130.6W...POST-TROP/REMNT LOW MAX WIND 25 KT...GUSTS 35 KT. FORECAST VALID 28/1800Z...DISSIPATED REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 21.0N 121.8W NEXT ADVISORY AT 26/0300Z