Trey Simmons led the charge with 16 points, followed by Major Burger with 15, Brooks Edmonds with 14 and Lance Scheffer with 13.
The Hawks controlled the tempo of the game from the outset, putting up 28 points in the first quarter.
For Gideon, Blake Davis led the way with 21 points
. He was the only Gideon player to finish in double figures.
Kelly (1-0) will face top-seeded Twin Rivers in the semifinal round on Thursday at 6:30 p.m. Gideon will take on Richland in the consolation bracket on Thursday at 5 p.m.
In the consolation bracket on Tuesday, Scott Central defeated North Pemiscot 85-71. Sophomores Jeremy Johnson and Andrew Pullen dominated, scoring 22 and 21 points respectively.
Chris Pullen contributed 16 points and Matt Holman added 10. For North Pemiscot, Shaviste Grandberry led the way with 21 points.
Scott Central (1-1) will play the winner of a Richland/Gideon game on Friday at 5 p.m. in the consolation finals.
North Pemiscot was eliminated from the tournament with the loss.