Fire near Cottonwood Airport in Rockford

ROCKFORD, Ill. (WIFR) -- Fire crews were called to the Cottonwood Airport on Auburn after black smoke could be seen coming from a storage building.

Rockford Police tell 23 News two boats and a car were on fire inside the storage unit. The street in front of the airport is blocked off until the fire is under control.

Investigators say the fire started around 11 a.m. however they do not know a cause at this time.

No one was hurt.