Some people had left vaporizers that I snatched up as an edge against the dry polar air.

On June 15, thanks to a wave of polar air, the index read "acceptable" for the first time in two months.

His voice entered my ear like a blast of polar air.

The blast of polar air took his breath away, instantly dropping the temperature inside the bridge.

He was on edge with frustrated anticipation; his great blow had after all been delivered into the empty polar air.

I felt a chill that was more than polar air leaking in the door seals.

These systems are more common deep within the polar air.

In winter, due to the action of masses of polar air the temperature can reach 6 C.

The strong temperature contrast between polar and tropical air gives rise to the jet stream.

Minnesota occasionally gets breaks from the polar and arctic air when a zonal flow takes hold.