whirlwind

pyörretuuli, pyörremyrsky A violent windstorm of limited extent, as the tornado, characterized by an inward spiral motion of the air with an upward current in the center; a vortex of air. It usually has a rapid progressive motion.
puhekieltä A person or body of objects or events sweeping violently onward.

The weeks leading up to the convention were a whirlwind of preparation and hurried activity.

Once he got that new scooter he turned into a whirlwind and damaged all the flowers.

So you aren't deserting the Caversham ship. They'll understand. After all, their courtship was pretty whirlwind itself.