Typhoon Hanna maintained its strength while moving over the sea east of Taiwan, the state weather bureau PAGASA said late Saturday evening.

Typhoon Hanna continued to intensify while moving west-northwestward towards the sea east of Taiwan, the state weather bureau PAGASA said Saturday afternoon.

Typhoon Hanna slightly intensifies while accelerating west northwestward towards the sea east of Taiwan, PAGASA said in its 11 a.m. bulletin on Saturday.  

Tropical Cyclone Wind Signal No. 1 was raised over Batanes early Saturday as Typhoon Hanna (international name: Haikui) continued moving generally westward towards the sea east of Taiwan, PAGASA said in its bulletin.