The tropical depression into Tropical Storm Tip, but it did not organize significantly due to Tropical Storm Roger being so close. After moving slowly for many days, Tip began a steady northwest path on October 8. By that time, Tropical Storm Roger had become an extratropical cyclone. At first, the storm was expected to continue moving northwestward and hit Guam. However, early on October 9, it turned to the west, passing about 45 km (28 mi) south of the island. Later that day, Tip reached typhoon strength.