WTPQ31 PGUM 100936 TCPPQ1 BULLETIN Tropical Storm Sinlaku (04W) Advisory Number 6 National Weather Service Tiyan GU WP042026 736 PM ChST Fri Apr 10 2026 ...TROPICAL STORM SINLAKU REMAINS NEARLY STATIONARY OVER NORTHWESTERN CHUUK STATE... CHANGES WITH THIS ADVISORY -------------------------- None. WATCHES AND WARNINGS -------------------- A Tropical Storm Warning remains in effect for Chuuk, Fananu, Ulul, and Polowat in Chuuk State. A Tropical Storm Warning means that tropical storm conditions, including damaging winds of 39 to 73 mph, are occurring. A Typhoon Watch remains in effect for Ulul in Chuuk State. A Typhoon Watch means that typhoon conditions, including winds of 74 mph or greater, are possible within 48 hours. Residents of Guam, Rota, Tinian, and Saipan should carefully monitor the progress of Tropical Storm Sinlaku (04W). SUMMARY OF 700 PM CHST...0900 UTC...INFORMATION ----------------------------------------------- Location...8.2N 151.0E About 75 miles northwest of Chuuk About 90 miles west-southwest of Fananu About 95 miles east-southeast of Ulul About 155 miles east-northeast of Puluwat About 275 miles east-northeast of Satawal About 445 miles east of Faraulep About 555 miles southeast of Guam About 565 miles southeast of Rota About 595 miles southeast of Saipan About 595 miles southeast of Tinian Maximum sustained winds...50 mph Present movement...west...270 degrees at 2 mph DISCUSSION AND OUTLOOK ---------------------- At 700 PM CHST...0900 UTC...the center of Tropical Storm Sinlaku was located near Latitude 8.2 degrees North and Longitude 151.0 degrees East. Sinlaku is moving west at 2 mph. It is expected to make a turn toward the northwest with little change in forward speed through Saturday, then increasing in speed by Sunday. Maximum sustained winds have increased to 50 mph. Sinlaku is forecast to intensify over the next several days, likely becoming a typhoon Saturday afternoon. Tropical storm force winds extend outward from the center up to 140 miles to the north and up to 80 miles to the south. NEXT ADVISORY ------------- An intermediate advisory will be issued by the National Weather Service at 1100 PM ChST tonight followed by the next scheduled advisory at 200 AM ChST early Saturday morning. $$ Schank