Tropical Depression Kristine may become a typhoon before it makes landfall, state weather bureau PAGASA said Monday late afternoon. In its 5 p.m. bulletin, PAGASA said Kristine may intensify into a tropical storm in the next 12 hours.

Tropical Depression Kristine entered the Philippine area of responsibility and is expected to intensify into a typhoon and make landfall in Northern Luzon by Thursday evening or Friday morning, the Philippine Atmospheric,

No. 1 was hoisted over 15 areas as Tropical Depression Kristine moved over the Philippine Sea on Monday morning, state weather bureau PAGASA said.

State weather bureau PAGASA has reported that tropical cyclone locally named "Kristine," entered the Philippine area of responsibility (PAR) early Monday morning.

Tropical Depression Kristine has maintained its strength while continuing to move westward, the state weather bureau PAGASA said in its latest bulletin. As of 11 p.m., Kristine has kept a maximum sustained winds of 55 kilometers per hour (kph) near the center and a gustiness of up to 70 kph.

Tropical Depression Kristine is expected to intensify into a tropical storm in 12 hours although it slightly decelerated while moving westward over the Philippine Sea, the Philippine Atmospheric, Geophysical and Astronomical Services Administration (Pagasa) said on Monday.