The Philippine Atmospheric, Geophysical and Astronomical Services Administration (PAGASA) on Tuesday morning, May 30, said typhoon Betty (international name: Mawar) may further decelerate and steadily weaken over the next five days.br br In its 5 a.m. bulletin, PAGASA said Betty was located 350 kilometers (km) east of Basco, Batanes, packing maximum winds of 150 kph and gustiness of up to 185 kph.