Subsequently, it briefly weakened as its forward motion increased.

As the night wore on, the quick, giddy-go-round motion increased.

On October 18, the storm turned more to the north-northeast as its forward motion increased.

The largely unseen motion down the streets was increasing, a darkness rising with the light.

This so-called "paradoxical motion" can increase the work and pain involved in breathing.

Not long after reaching its peak intensity, the forward motion of the storm quickly increased as the hurricane weakened.

Estelle's forward motion increased to close to 20 knots.

Contrary to its earlier movement, the storm's forward motion markedly increased.

Its westward motion increased on November 28, later becoming west-southwestward.

Within hours of doing so, it re-attained tropical storm status as its forward motion quickly increased.