Silver Lake Boat and Bike Rentals engulfed in flames

ROCHESTER, Minn. (FOX 47) -- Rochester Fire Department was on scene of a fire this morning at the Silver Lake Boat and Bike Rental.

Fire fighters say a passer-by saw the fire around 4:30 this morning and that when they arrived it was fully engulfed in flames.

The cause of the fire is unknown at this time.

This is a developing story.