WTPQ32 PGUM 151508 TCPPQ2 BULLETIN Tropical Storm Champi (29W) Advisory Number 5 National Weather Service Tiyan GU WP292026 108 AM ChST Fri Oct 16 2026 ...TROPICAL STORM CHAMPI IS MOVING TOWARD THE MARIANAS... CHANGES WITH THIS ADVISORY -------------------------- Champi has been upgraded to a tropical storm. WATCHES AND WARNINGS -------------------- A Typhoon Watch remains in effect for Guam, Rota, Tinian and Saipan in the Mariana Islands, and the adjacent coastal waters. A Typhoon Watch means that typhoon conditions, including winds of 74 mph or more, are possible within 48 hours. SUMMARY OF 100 AM CHST...1500 UTC...INFORMATION ----------------------------------------------- Location...11.1N 156.8E About 295 miles west-northwest of Ujelang About 300 miles north-northwest of Pohnpei About 420 miles northeast of Chuuk About 795 miles east-southeast of Saipan About 795 miles east-southeast of Tinian About 805 miles east-southeast of Rota About 825 miles east of Guam About 860 miles east-southeast of Alamagan About 880 miles east-southeast of Pagan About 910 miles southeast of Agrihan Maximum sustained winds...40 mph Present movement...west...280 degrees at 12 mph DISCUSSION AND OUTLOOK ---------------------- At 100 AM CHST...1500 UTC...the center of Tropical Storm Champi was located near Latitude 11.1 degrees North and Longitude 156.8 degrees East. Champi is moving west at 12 mph. It is expected to maintain this general course with a slight increase in forward speed through Sunday. This general forecast track will take Champi close to Guam Sunday morning. Maximum sustained winds have increased to 40 mph. Champi is forecast to intensify through Sunday, possibly becoming a typhoon Saturday. Tropical storm force winds extend outward from the center up to 85 miles to the southwest and up to 45 miles elsewhere. NEXT ADVISORY ------------- An intermediate advisory will be issued by the National Weather Service at 500 AM ChST followed by the next scheduled advisory at 800 AM ChST. $$ Stanko