These dates conventionally delimit the period of each year when most tropical cyclones form in the northwestern Pacific Ocean.

The scope of this article is limited to the Pacific Ocean, north of the equator and west of the International Date Line.

Typhoon Barbara curved northward and then westward, in turn hitting the Philippines as a category 1.

After making landfall, it curved back to the east and continued to weaken until April 7, when it dissipated.

After passing by the Philippines, it reached its maximum intensity of 125 mph, a strong major hurricane.

Right after it made landfall immediately to the west of Macau, it moved north and dissipated on July 20.

It moved in a generally northwest direction while intensifying at a moderate pace-becoming Typhoon Lilly shortly after its formation.

It narrowly missed Japan's shoreline as a category two before striking Korea as a moderate tropical storm.

Lilly dissipated on August 21, after eleven days of traveling in the western Pacific Ocean.

On September 25, the typhoon passed over southern Taiwan with a minimum pressure of 937 millibars (27.7 inHg), producing wind gusts of 198 km/h (123 mph).