The Taal volcano near the Philippine capital emitted more ash clouds on Saturday, posing the threat of another eruption.

The ash and steam explosions have gotten weaker after seven days of eruption. But despite the seeming lull, factors such as continuing volcanic quakes, the drying of the crater lake and other signs indicate magma is moving beneath, said Maria Antonia Bornas, an official with the Philippines Institute of Volcanology and Seismology.

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In this Tuesday, Jan. 14, 2020, photo, Leila de Castro carries a statue of the baby Jesus which she recovered from the house of her sister as she walks on a road covered with volcanic ash in Boso-Boso, Batangas province, southern Philippines. Taal volcano is spewing ash half a mile high and trembling with earthquakes constantly as thousands of people flee villages darkened and blanketed by heavy ash. (AP PhotoAaron Favila)

The Taal volcano near the Philippine capital emitted more ash clouds on Saturday, posing the threat of another eruption.
In this Jan. 13, 2020, photo, a dog walks along ash fall covered road as Taal Volcano continues to spew ash in Tagaytay, Cavite province, south of Manila, Philippines. (AP PhotoAaron Favila)

Tens of thousands of people have been evacuated from areas under a security lockdown. Soldiers and police have been stopping desperate villagers from returning to Volcano Island to retrieve belongings and save their poultry and cattle. Police have allowed batches of residents to check their homes for a few hours during the day.
In this Monday, Jan. 13, 2020, photo,A family evacuates to safer grounds as Taal volcano in Tagaytay, Cavite province, southern Philippines. (AP PhotoAaron Favila)

In this Monday, Jan. 13, 2020, photo,A family evacuates to safer grounds as Taal volcano in Tagaytay, Cavite province, southern Philippines. (AP PhotoAaron Favila)
In this Monday, Jan. 13, 2020, photo, an ash-covered vehicle drives down a muddy road as Taal volcano continues to erupt in Tagaytay, Cavite province, southern Philippines. Red-hot lava gushed out of a volcano near the Philippine capital on Monday, as thousands of people fled the area through heavy ash. Experts warned that the eruption could get worse and plans were being made to evacuate hundreds of thousands. (AP PhotoAaron Favila)

In this Monday, Jan. 13, 2020, photo, an ash-covered vehicle drives down a muddy road as Taal volcano continues to erupt in Tagaytay, Cavite province, southern Philippines. Red-hot lava gushed out of a volcano near the Philippine capital on Monday, as thousands of people fled the area through heavy ash. Experts warned that the eruption could get worse and plans were being made to evacuate hundreds of thousands. (AP PhotoAaron Favila)
In this Wednesday, Jan. 15, 2020, photo, A statue of Philippine national hero Jose Rizal is covered in volcanic ash in Talisay, Batangas province, southern Philippines. Taal volcano is spewing lava into the sky and trembled constantly, possibly portending a bigger and more dangerous eruption, as tens of thousands of people fled villages darkened and blanketed by heavy ash. (AP PhotoAaron Favila)

In this Wednesday, Jan. 15, 2020, photo, A statue of Philippine national hero Jose Rizal is covered in volcanic ash in Talisay, Batangas province, southern Philippines. Taal volcano is spewing lava into the sky and trembled constantly, possibly portending a bigger and more dangerous eruption, as tens of thousands of people fled villages darkened and blanketed by heavy ash. (AP PhotoAaron Favila)
In this Monday, Jan. 13, 2020, photo, Erman Batan breaks in tears over her missing husband Roberto who she has not seen since they evacuated their homes near the Taal volcano in Tagaytay, Cavite province, southern Philippines. (AP PhotoAaron Favila)

In this Monday, Jan. 13, 2020, photo, Erman Batan breaks in tears over her missing husband Roberto who she has not seen since they evacuated their homes near the Taal volcano in Tagaytay, Cavite province, southern Philippines. (AP PhotoAaron Favila)
In this Thursday, Jan. 16, 2020, photo, a motorcycle rider drives along a street as wind blows volcanic ash from Taal volcano at a deserted town in Lemery, Batangas province, southern Philippines. Taal volcano belched smaller in plumes of ash Thursday but shuddered continuously with earthquakes and cracked roads in nearby towns, which were blockaded by police due to fears of a bigger eruption. (AP PhotoAaron Favila)

In this Thursday, Jan. 16, 2020, photo, a motorcycle rider drives along a street as wind blows volcanic ash from Taal volcano at a deserted town in Lemery, Batangas province, southern Philippines. Taal volcano belched smaller in plumes of ash Thursday but shuddered continuously with earthquakes and cracked roads in nearby towns, which were blockaded by police due to fears of a bigger eruption. (AP PhotoAaron Favila)
In this Jan. 13, 2020, photo, a family rides their motorcycle through clouds of ash as they evacuate to safer grounds as Taal volcano in Tagaytay, Cavite province, southern Philippines. Red-hot lava is gushing from the volcano after a sudden eruption of ash and steam that forced residents to flee and shut down Manila’s airport, offices and schools. (AP PhotoAaron Favila)

In this Jan. 13, 2020, photo, a family rides their motorcycle through clouds of ash as they evacuate to safer grounds as Taal volcano in Tagaytay, Cavite province, southern Philippines. Red-hot lava is gushing from the volcano after a sudden eruption of ash and steam that forced residents to flee and shut down Manila’s airport, offices and schools. (AP PhotoAaron Favila)
In this Tuesday, Jan. 14, 2020, photo, People watch from Tagaytay, Cavite province, south of Manila, as Taal Volcano continues to spew ash. Thousands of people fled the area through heavy ash as experts warned that the eruption could get worse and plans were being made to evacuate more.(AP PhotoAaron Favila)

In this Tuesday, Jan. 14, 2020, photo, People watch from Tagaytay, Cavite province, south of Manila, as Taal Volcano continues to spew ash. Thousands of people fled the area through heavy ash as experts warned that the eruption could get worse and plans were being made to evacuate more.(AP PhotoAaron Favila)
In this Sunday, Jan. 12, 2020, photo, Taal Volcano spews ash as it erupts, in Tagaytay, Cavite province, outside Manila, Philippines. A tiny volcano near the Philippine capital that draws many tourists for its picturesque setting in a lake belched steam, ash and rocks in a huge plume Sunday, prompting thousands of residents to flee and officials to temporarily suspend flights. (AP PhotoAaron Favila)

In this Sunday, Jan. 12, 2020, photo, Taal Volcano spews ash as it erupts, in Tagaytay, Cavite province, outside Manila, Philippines. A tiny volcano near the Philippine capital that draws many tourists for its picturesque setting in a lake belched steam, ash and rocks in a huge plume Sunday, prompting thousands of residents to flee and officials to temporarily suspend flights. (AP PhotoAaron Favila)
In this Jan. 12, 2020, photo, residents evacuate as Taal Volcano erupts in Tagaytay, Cavite province, outside Manila, Philippines. (AP PhotoAaron Favila)

In this Jan. 12, 2020, photo, residents evacuate as Taal Volcano erupts in Tagaytay, Cavite province, outside Manila, Philippines. (AP PhotoAaron Favila)
In this Sunday, Jan. 12, 2020, photo, residents evacuate as Taal Volcano erupts, in Tagaytay, Cavite province, outside Manila, Philippines. A tiny volcano near the Philippine capital that draws many tourists for its picturesque setting in a lake belched steam, ash and rocks in a huge plume Sunday, prompting thousands of residents to flee and officials to temporarily suspend flights. (AP PhotoAaron Favila)

In this Sunday, Jan. 12, 2020, photo, residents evacuate as Taal Volcano erupts, in Tagaytay, Cavite province, outside Manila, Philippines. A tiny volcano near the Philippine capital that draws many tourists for its picturesque setting in a lake belched steam, ash and rocks in a huge plume Sunday, prompting thousands of residents to flee and officials to temporarily suspend flights. (AP PhotoAaron Favila)
In this Sunday, Jan. 12, 2020, photo, people watch as Taal Volcano erupts, in Tagaytay, Cavite province, outside Manila, Philippines. A tiny volcano near the Philippine capital that draws many tourists for its picturesque setting in a lake belched steam, ash and rocks in a huge plume Sunday, prompting thousands of residents to flee and officials to temporarily suspend flights. (AP PhotoAaron Favila)

In this Sunday, Jan. 12, 2020, photo, people watch as Taal Volcano erupts, in Tagaytay, Cavite province, outside Manila, Philippines. A tiny volcano near the Philippine capital that draws many tourists for its picturesque setting in a lake belched steam, ash and rocks in a huge plume Sunday, prompting thousands of residents to flee and officials to temporarily suspend flights. (AP PhotoAaron Favila)
In this Tuesday, Jan. 14, 2020, photo, A resident clears volcanic ash from his roof in Laurel, Batangas province, southern Philippines on Tuesday, Jan. 14, 2020. Taal volcano is spewing ash half a mile high and trembling with earthquakes constantly as thousands of people flee villages darkened and blanketed by heavy ash. (AP PhotoAaron Favila)

In this Tuesday, Jan. 14, 2020, photo, A resident clears volcanic ash from his roof in Laurel, Batangas province, southern Philippines on Tuesday, Jan. 14, 2020. Taal volcano is spewing ash half a mile high and trembling with earthquakes constantly as thousands of people flee villages darkened and blanketed by heavy ash. (AP PhotoAaron Favila)
More Images
In this Tuesday, Jan. 14, 2020, photo, Leila de Castro carries a statue of the baby Jesus which she recovered from the house of her sister as she walks on a road covered with volcanic ash in Boso-Boso, Batangas province, southern Philippines. Taal volcano is spewing ash half a mile high and trembling with earthquakes constantly as thousands of people flee villages darkened and blanketed by heavy ash. (AP PhotoAaron Favila)

The Taal volcano near the Philippine capital emitted more ash clouds on Saturday, posing the threat of another eruption.

In this Jan. 13, 2020, photo, a dog walks along ash fall covered road as Taal Volcano continues to spew ash in Tagaytay, Cavite province, south of Manila, Philippines. (AP PhotoAaron Favila)

Tens of thousands of people have been evacuated from areas under a security lockdown. Soldiers and police have been stopping desperate villagers from returning to Volcano Island to retrieve belongings and save their poultry and cattle. Police have allowed batches of residents to check their homes for a few hours during the day.

In this Monday, Jan. 13, 2020, photo,A family evacuates to safer grounds as Taal volcano in Tagaytay, Cavite province, southern Philippines. (AP PhotoAaron Favila)

In this Monday, Jan. 13, 2020, photo,A family evacuates to safer grounds as Taal volcano in Tagaytay, Cavite province, southern Philippines. (AP PhotoAaron Favila)

In this Monday, Jan. 13, 2020, photo, an ash-covered vehicle drives down a muddy road as Taal volcano continues to erupt in Tagaytay, Cavite province, southern Philippines. Red-hot lava gushed out of a volcano near the Philippine capital on Monday, as thousands of people fled the area through heavy ash. Experts warned that the eruption could get worse and plans were being made to evacuate hundreds of thousands. (AP PhotoAaron Favila)

In this Monday, Jan. 13, 2020, photo, an ash-covered vehicle drives down a muddy road as Taal volcano continues to erupt in Tagaytay, Cavite province, southern Philippines. Red-hot lava gushed out of a volcano near the Philippine capital on Monday, as thousands of people fled the area through heavy ash. Experts warned that the eruption could get worse and plans were being made to evacuate hundreds of thousands. (AP PhotoAaron Favila)

In this Wednesday, Jan. 15, 2020, photo, A statue of Philippine national hero Jose Rizal is covered in volcanic ash in Talisay, Batangas province, southern Philippines. Taal volcano is spewing lava into the sky and trembled constantly, possibly portending a bigger and more dangerous eruption, as tens of thousands of people fled villages darkened and blanketed by heavy ash. (AP PhotoAaron Favila)

In this Wednesday, Jan. 15, 2020, photo, A statue of Philippine national hero Jose Rizal is covered in volcanic ash in Talisay, Batangas province, southern Philippines. Taal volcano is spewing lava into the sky and trembled constantly, possibly portending a bigger and more dangerous eruption, as tens of thousands of people fled villages darkened and blanketed by heavy ash. (AP PhotoAaron Favila)

In this Monday, Jan. 13, 2020, photo, Erman Batan breaks in tears over her missing husband Roberto who she has not seen since they evacuated their homes near the Taal volcano in Tagaytay, Cavite province, southern Philippines. (AP PhotoAaron Favila)

In this Monday, Jan. 13, 2020, photo, Erman Batan breaks in tears over her missing husband Roberto who she has not seen since they evacuated their homes near the Taal volcano in Tagaytay, Cavite province, southern Philippines. (AP PhotoAaron Favila)

In this Thursday, Jan. 16, 2020, photo, a motorcycle rider drives along a street as wind blows volcanic ash from Taal volcano at a deserted town in Lemery, Batangas province, southern Philippines. Taal volcano belched smaller in plumes of ash Thursday but shuddered continuously with earthquakes and cracked roads in nearby towns, which were blockaded by police due to fears of a bigger eruption. (AP PhotoAaron Favila)

In this Thursday, Jan. 16, 2020, photo, a motorcycle rider drives along a street as wind blows volcanic ash from Taal volcano at a deserted town in Lemery, Batangas province, southern Philippines. Taal volcano belched smaller in plumes of ash Thursday but shuddered continuously with earthquakes and cracked roads in nearby towns, which were blockaded by police due to fears of a bigger eruption. (AP PhotoAaron Favila)

In this Jan. 13, 2020, photo, a family rides their motorcycle through clouds of ash as they evacuate to safer grounds as Taal volcano in Tagaytay, Cavite province, southern Philippines. Red-hot lava is gushing from the volcano after a sudden eruption of ash and steam that forced residents to flee and shut down Manila’s airport, offices and schools. (AP PhotoAaron Favila)

In this Jan. 13, 2020, photo, a family rides their motorcycle through clouds of ash as they evacuate to safer grounds as Taal volcano in Tagaytay, Cavite province, southern Philippines. Red-hot lava is gushing from the volcano after a sudden eruption of ash and steam that forced residents to flee and shut down Manila’s airport, offices and schools. (AP PhotoAaron Favila)

In this Tuesday, Jan. 14, 2020, photo, People watch from Tagaytay, Cavite province, south of Manila, as Taal Volcano continues to spew ash. Thousands of people fled the area through heavy ash as experts warned that the eruption could get worse and plans were being made to evacuate more.(AP PhotoAaron Favila)

In this Tuesday, Jan. 14, 2020, photo, People watch from Tagaytay, Cavite province, south of Manila, as Taal Volcano continues to spew ash. Thousands of people fled the area through heavy ash as experts warned that the eruption could get worse and plans were being made to evacuate more.(AP PhotoAaron Favila)

In this Sunday, Jan. 12, 2020, photo, Taal Volcano spews ash as it erupts, in Tagaytay, Cavite province, outside Manila, Philippines. A tiny volcano near the Philippine capital that draws many tourists for its picturesque setting in a lake belched steam, ash and rocks in a huge plume Sunday, prompting thousands of residents to flee and officials to temporarily suspend flights. (AP PhotoAaron Favila)

In this Sunday, Jan. 12, 2020, photo, Taal Volcano spews ash as it erupts, in Tagaytay, Cavite province, outside Manila, Philippines. A tiny volcano near the Philippine capital that draws many tourists for its picturesque setting in a lake belched steam, ash and rocks in a huge plume Sunday, prompting thousands of residents to flee and officials to temporarily suspend flights. (AP PhotoAaron Favila)

In this Jan. 12, 2020, photo, residents evacuate as Taal Volcano erupts in Tagaytay, Cavite province, outside Manila, Philippines. (AP PhotoAaron Favila)

In this Jan. 12, 2020, photo, residents evacuate as Taal Volcano erupts in Tagaytay, Cavite province, outside Manila, Philippines. (AP PhotoAaron Favila)

In this Sunday, Jan. 12, 2020, photo, residents evacuate as Taal Volcano erupts, in Tagaytay, Cavite province, outside Manila, Philippines. A tiny volcano near the Philippine capital that draws many tourists for its picturesque setting in a lake belched steam, ash and rocks in a huge plume Sunday, prompting thousands of residents to flee and officials to temporarily suspend flights. (AP PhotoAaron Favila)

In this Sunday, Jan. 12, 2020, photo, residents evacuate as Taal Volcano erupts, in Tagaytay, Cavite province, outside Manila, Philippines. A tiny volcano near the Philippine capital that draws many tourists for its picturesque setting in a lake belched steam, ash and rocks in a huge plume Sunday, prompting thousands of residents to flee and officials to temporarily suspend flights. (AP PhotoAaron Favila)

In this Sunday, Jan. 12, 2020, photo, people watch as Taal Volcano erupts, in Tagaytay, Cavite province, outside Manila, Philippines. A tiny volcano near the Philippine capital that draws many tourists for its picturesque setting in a lake belched steam, ash and rocks in a huge plume Sunday, prompting thousands of residents to flee and officials to temporarily suspend flights. (AP PhotoAaron Favila)

In this Sunday, Jan. 12, 2020, photo, people watch as Taal Volcano erupts, in Tagaytay, Cavite province, outside Manila, Philippines. A tiny volcano near the Philippine capital that draws many tourists for its picturesque setting in a lake belched steam, ash and rocks in a huge plume Sunday, prompting thousands of residents to flee and officials to temporarily suspend flights. (AP PhotoAaron Favila)

In this Tuesday, Jan. 14, 2020, photo, A resident clears volcanic ash from his roof in Laurel, Batangas province, southern Philippines on Tuesday, Jan. 14, 2020. Taal volcano is spewing ash half a mile high and trembling with earthquakes constantly as thousands of people flee villages darkened and blanketed by heavy ash. (AP PhotoAaron Favila)

In this Tuesday, Jan. 14, 2020, photo, A resident clears volcanic ash from his roof in Laurel, Batangas province, southern Philippines on Tuesday, Jan. 14, 2020. Taal volcano is spewing ash half a mile high and trembling with earthquakes constantly as thousands of people flee villages darkened and blanketed by heavy ash. (AP PhotoAaron Favila)

The volcano in Batangas province, about 65 kilometers (40 miles) south of the capital, Manila, has remained at alert level 4, the second-highest warning, indicating a hazardous explosive eruption is possible in hours or days.

In this Tuesday, Jan. 14, 2020, photo, Leila de Castro carries a statue of the baby Jesus which she recovered from the house of her sister as she walks on a road covered with volcanic ash in Boso-Boso, Batangas province, southern Philippines. Taal volcano is spewing ash half a mile high and trembling with earthquakes constantly as thousands of people flee villages darkened and blanketed by heavy ash. (AP PhotoAaron Favila)

In this Tuesday, Jan. 14, 2020, photo, Leila de Castro carries a statue of the baby Jesus which she recovered from the house of her sister as she walks on a road covered with volcanic ash in Boso-Boso, Batangas province, southern Philippines. Taal volcano is spewing ash half a mile high and trembling with earthquakes constantly as thousands of people flee villages darkened and blanketed by heavy ash. (AP PhotoAaron Favila)

Tens of thousands of people have been evacuated from areas under a security lockdown. Soldiers and police have been stopping desperate villagers from returning to Volcano Island to retrieve belongings and save their poultry and cattle. Police have allowed batches of residents to check their homes for a few hours during the day.

This photo gallery highlights some of the top images selected by Associated Press editors in the past week.

In this Jan. 13, 2020, photo, a dog walks along ash fall covered road as Taal Volcano continues to spew ash in Tagaytay, Cavite province, south of Manila, Philippines. (AP PhotoAaron Favila)

In this Jan. 13, 2020, photo, a dog walks along ash fall covered road as Taal Volcano continues to spew ash in Tagaytay, Cavite province, south of Manila, Philippines. (AP PhotoAaron Favila)

 In this Monday, Jan. 13, 2020, photo,A family evacuates to safer grounds as Taal volcano in Tagaytay, Cavite province, southern Philippines. (AP PhotoAaron Favila)

In this Monday, Jan. 13, 2020, photo,A family evacuates to safer grounds as Taal volcano in Tagaytay, Cavite province, southern Philippines. (AP PhotoAaron Favila)

 In this Monday, Jan. 13, 2020, photo, an ash-covered vehicle drives down a muddy road as Taal volcano continues to erupt in Tagaytay, Cavite province, southern Philippines. Red-hot lava gushed out of a volcano near the Philippine capital on Monday, as thousands of people fled the area through heavy ash. Experts warned that the eruption could get worse and plans were being made to evacuate hundreds of thousands. (AP PhotoAaron Favila)

In this Monday, Jan. 13, 2020, photo, an ash-covered vehicle drives down a muddy road as Taal volcano continues to erupt in Tagaytay, Cavite province, southern Philippines. Red-hot lava gushed out of a volcano near the Philippine capital on Monday, as thousands of people fled the area through heavy ash. Experts warned that the eruption could get worse and plans were being made to evacuate hundreds of thousands. (AP PhotoAaron Favila)
In this Wednesday, Jan. 15, 2020, photo, A statue of Philippine national hero Jose Rizal is covered in volcanic ash in Talisay, Batangas province, southern Philippines. Taal volcano is spewing lava into the sky and trembled constantly, possibly portending a bigger and more dangerous eruption, as tens of thousands of people fled villages darkened and blanketed by heavy ash. (AP PhotoAaron Favila)

In this Wednesday, Jan. 15, 2020, photo, A statue of Philippine national hero Jose Rizal is covered in volcanic ash in Talisay, Batangas province, southern Philippines. Taal volcano is spewing lava into the sky and trembled constantly, possibly portending a bigger and more dangerous eruption, as tens of thousands of people fled villages darkened and blanketed by heavy ash. (AP PhotoAaron Favila)

 In this Monday, Jan. 13, 2020, photo, Erman Batan breaks in tears over her missing husband Roberto who she has not seen since they evacuated their homes near the Taal volcano in Tagaytay, Cavite province, southern Philippines. (AP PhotoAaron Favila)

In this Monday, Jan. 13, 2020, photo, Erman Batan breaks in tears over her missing husband Roberto who she has not seen since they evacuated their homes near the Taal volcano in Tagaytay, Cavite province, southern Philippines. (AP PhotoAaron Favila)

 In this Thursday, Jan. 16, 2020, photo, a motorcycle rider drives along a street as wind blows volcanic ash from Taal volcano at a deserted town in Lemery, Batangas province, southern Philippines. Taal volcano belched smaller in plumes of ash Thursday but shuddered continuously with earthquakes and cracked roads in nearby towns, which were blockaded by police due to fears of a bigger eruption. (AP PhotoAaron Favila)

In this Thursday, Jan. 16, 2020, photo, a motorcycle rider drives along a street as wind blows volcanic ash from Taal volcano at a deserted town in Lemery, Batangas province, southern Philippines. Taal volcano belched smaller in plumes of ash Thursday but shuddered continuously with earthquakes and cracked roads in nearby towns, which were blockaded by police due to fears of a bigger eruption. (AP PhotoAaron Favila)

 In this Jan. 13, 2020, photo, a family rides their motorcycle through clouds of ash as they evacuate to safer grounds as Taal volcano in Tagaytay, Cavite province, southern Philippines. Red-hot lava is gushing from the volcano after a sudden eruption of ash and steam that forced residents to flee and shut down Manila’s airport, offices and schools. (AP PhotoAaron Favila)

In this Jan. 13, 2020, photo, a family rides their motorcycle through clouds of ash as they evacuate to safer grounds as Taal volcano in Tagaytay, Cavite province, southern Philippines. Red-hot lava is gushing from the volcano after a sudden eruption of ash and steam that forced residents to flee and shut down Manila’s airport, offices and schools. (AP PhotoAaron Favila)
In this Tuesday, Jan. 14, 2020, photo, People watch from Tagaytay, Cavite province, south of Manila, as Taal Volcano continues to spew ash. Thousands of people fled the area through heavy ash as experts warned that the eruption could get worse and plans were being made to evacuate more.(AP PhotoAaron Favila)

In this Tuesday, Jan. 14, 2020, photo, People watch from Tagaytay, Cavite province, south of Manila, as Taal Volcano continues to spew ash. Thousands of people fled the area through heavy ash as experts warned that the eruption could get worse and plans were being made to evacuate more.(AP PhotoAaron Favila)

 In this Sunday, Jan. 12, 2020, photo, Taal Volcano spews ash as it erupts, in Tagaytay, Cavite province, outside Manila, Philippines. A tiny volcano near the Philippine capital that draws many tourists for its picturesque setting in a lake belched steam, ash and rocks in a huge plume Sunday, prompting thousands of residents to flee and officials to temporarily suspend flights. (AP PhotoAaron Favila)

In this Sunday, Jan. 12, 2020, photo, Taal Volcano spews ash as it erupts, in Tagaytay, Cavite province, outside Manila, Philippines. A tiny volcano near the Philippine capital that draws many tourists for its picturesque setting in a lake belched steam, ash and rocks in a huge plume Sunday, prompting thousands of residents to flee and officials to temporarily suspend flights. (AP PhotoAaron Favila)

 In this Jan. 12, 2020, photo, residents evacuate as Taal Volcano erupts in Tagaytay, Cavite province, outside Manila, Philippines. (AP PhotoAaron Favila)

In this Jan. 12, 2020, photo, residents evacuate as Taal Volcano erupts in Tagaytay, Cavite province, outside Manila, Philippines. (AP PhotoAaron Favila)

 In this Sunday, Jan. 12, 2020, photo, residents evacuate as Taal Volcano erupts, in Tagaytay, Cavite province, outside Manila, Philippines. A tiny volcano near the Philippine capital that draws many tourists for its picturesque setting in a lake belched steam, ash and rocks in a huge plume Sunday, prompting thousands of residents to flee and officials to temporarily suspend flights. (AP PhotoAaron Favila)

In this Sunday, Jan. 12, 2020, photo, residents evacuate as Taal Volcano erupts, in Tagaytay, Cavite province, outside Manila, Philippines. A tiny volcano near the Philippine capital that draws many tourists for its picturesque setting in a lake belched steam, ash and rocks in a huge plume Sunday, prompting thousands of residents to flee and officials to temporarily suspend flights. (AP PhotoAaron Favila)
In this Sunday, Jan. 12, 2020, photo, people watch as Taal Volcano erupts, in Tagaytay, Cavite province, outside Manila, Philippines. A tiny volcano near the Philippine capital that draws many tourists for its picturesque setting in a lake belched steam, ash and rocks in a huge plume Sunday, prompting thousands of residents to flee and officials to temporarily suspend flights. (AP PhotoAaron Favila)

In this Sunday, Jan. 12, 2020, photo, people watch as Taal Volcano erupts, in Tagaytay, Cavite province, outside Manila, Philippines. A tiny volcano near the Philippine capital that draws many tourists for its picturesque setting in a lake belched steam, ash and rocks in a huge plume Sunday, prompting thousands of residents to flee and officials to temporarily suspend flights. (AP PhotoAaron Favila)

 In this Tuesday, Jan. 14, 2020, photo, A resident clears volcanic ash from his roof in Laurel, Batangas province, southern Philippines on Tuesday, Jan. 14, 2020. Taal volcano is spewing ash half a mile high and trembling with earthquakes constantly as thousands of people flee villages darkened and blanketed by heavy ash. (AP PhotoAaron Favila)

In this Tuesday, Jan. 14, 2020, photo, A resident clears volcanic ash from his roof in Laurel, Batangas province, southern Philippines on Tuesday, Jan. 14, 2020. Taal volcano is spewing ash half a mile high and trembling with earthquakes constantly as thousands of people flee villages darkened and blanketed by heavy ash. (AP PhotoAaron Favila)