On 12:00 UTC on April 11, the Joint Typhoon Warning Center (JTWC) began to monitor a surface circulation which had formed within the trough.
Olive would recurve due to a break in the subtropical ridge, peaking with sustained winds of 100 mph (160 km/h) the next day.
Olive would accelerate to the east-northeast, steadily weakening due to intruding cool and dry air, resulting in the system becoming extratropical early on April 26.
[1] As Olive passed the Philippines, it would affect nearly 370,000 people in the nation, leaving 3,500 homeless.
[2][3] The MV Leyte, a lengthened ship of the Compania Maritima was caught in it, being wrecked in the southwestern portion of Sibuyan Island as she was on a Manila-Cebu voyage.