Jefferson jumped out in front thanks in hot shooting from senior forward Jon Weik.
Weik hit 5 three-pointers in the first half and scored 21 of his game-high 24 points.
The Bluejays led 37-15 at the break and never looked back thanks to Weik’s hot start.
Jefferson head coach Sean Breeze said Weik simply couldn’t miss.
Festus falls to 9-11 with the loss, while Jefferson improves to 12-10 and wins its third straight.
The Bluejays are next in action against another crosstown rival when they host the St. Pius Lancers.
You can hear that game with coverage starting at 6:45 Friday night on AM 1400 KJFF.
To hear the full game broadcast, click play below.