“Philippines authorities Tuesday started evacuating about 50,000 people living around the island nation’s most active volcano after it oozed fiery lava and belched clouds of ash.
A large-scale eruption was forecast as imminent.
The Philippine Institute of Volcanology and Seismology raised the alert level up a notch on Monday night to level 3. Scientist Alex Baloloy told the Philippine News Agency (PNA) that under level 3, ‘a full-blown eruption is expected to take place within weeks to days.'”
(Residents flee as Philippines volcano threatens to erupt – CNN.com)