The ten-mile-wide hurricane?
Tropical Storm Marco has formed in the Bay of Campeche, and may become a hurricane before hitting Mexico around midday today. But Marco is teeny tiny, with a tropical-storm wind field that's literally ten miles wide. The NHC says it may be the smallest tropical cyclone in recorded history. Take a look at the wind-field map:

Remarkable. Full coverage at Weather Nerd.

Remarkable. Full coverage at Weather Nerd.
