As the blockading fleet lay to off the coast near Galveston on the afternoon of 11 January 1863 , a set of sails was sighted just over the horizon .
Hatteras was ordered to give chase .
As the blockading fleet lay to off the coast near Galveston on the afternoon of 11 January 1863 , a set of sails was sighted just over the horizon and Hatteras was ordered to give chase .