WTPQ32 PGUM 160700 TCPPQ2 BULLETIN Tropical Storm Champi (29W) Intermediate Advisory Number 7A National Weather Service Tiyan GU WP292026 500 PM ChST Fri Oct 16 2026 ...TROPICAL STORM CHAMPI MOVING RAPIDLY WEST AND APPROACHING THE MARIANAS... CHANGES WITH THIS ADVISORY -------------------------- None. WATCHES AND WARNINGS -------------------- A Typhoon Warning remains in effect for Guam, Rota, and the adjacent waters. A Tropical Storm Warning remains in effect for Tinian, Saipan, and the adjacent waters. A Typhoon Watch remains in effect for Tinian and Saipan in the Mariana Islands, and the adjacent coastal waters. A Typhoon Warning means that typhoon conditions, including winds of 74 mph or more, are expected by Sunday morning, with tropical storm force winds arriving Saturday night. A Tropical Storm Warning in conjunction with a Typhoon Watch means that tropical storm winds of 39 and 73 mph are expected by Saturday night, and typhoon force winds are possible if the track of Tropical Storm Champi shifts sufficiently northward. SUMMARY OF 400 PM CHST...0600 UTC...INFORMATION ----------------------------------------------- Location...11.4N 152.7E About 195 miles north of Fananu About 535 miles east-southeast of Saipan About 550 miles east-southeast of Guam About 630 miles southeast of Alamagan About 655 miles southeast of Pagan About 690 miles southeast of Agrihan Maximum sustained winds...50 mph Present movement...west...265 degrees at 24 mph DISCUSSION AND OUTLOOK ---------------------- At 400 PM CHST...0600 UTC...the center of Tropical Storm Champi was located near Latitude 11.4 degrees North and Longitude 152.7 degrees East. Champi is moving west at 24 mph. It is expected to make a slight turn toward the west-northwest with a decrease in forward speed through Saturday as it continues toward the Marianas. This general forecast track will take Champi close to, or over, Guam Sunday morning. Maximum sustained winds remains at 50 mph. Champi is forecast to intensify over the next few days, likely becoming a typhoon by Saturday. Tropical storm force winds extend outward from the center up to 75 miles. NEXT ADVISORY ------------- The next scheduled advisory will be issued by the National Weather Service at 800 PM ChST followed by an intermediate advisory at 1100 PM ChST. $$ Montvila