By late afternoon the sky clouds over, forcing us to move the picnic indoors.

As the storm intensified, towering anvil clouds spread their flat, ominous tops across the horizon.

The designer added several label clouds to the dashboard to help users find related topics quickly.

During the storm, several funnel clouds formed over the plains, prompting urgent warnings.

Several wall clouds formed along the storm's leading edge, prompting meteorologists to issue tornado warnings.

Before closing the deal, the attorney cleared the clouds of title to ensure the buyer received a marketable property.

In spiral galaxies, molecular clouds often collapse under their own gravity to form new stars.

As dark shelf clouds gathered on the western edge of town, residents hurried indoors and secured loose belongings.

cap clouds formed over the mountain's summit, creating a dramatic halo.

We watched lenticular clouds forming over the mountain ridge as the afternoon winds picked up.