Baseball — Jefferson Academy at Lutheran, 4:15 p.m.; Mountain View at Erie, 4 p.m.; Monarch at Boulder, 4 p.m.; Resurrection Christian at Lyons, 4 p.m.
Girls soccer — Frederick at Erie, 7 p.m.; Skyline at Holy Family, 6 p.m.; Windsor at Mead, 7 p.m.
Girls tennis — Erie, Dawson, Centaurus, Frederick, Holy Family, Niwot, Peak to Peak, Silver Creek, Skyline at Class 4A Region 5 tournament (CU South Courts), 8 a.m.; Fairview at Class 5A Region 2 tournament (at Fairview); Legacy at Class 5A Region 4 tournament (at Loveland City Courts); Broomfield at Class 5A Region 5 tournament (at Denver City Park); Monarch at Class 5A Region 7 tournament (at Lebsack Tennis Center).
Girls golf — Jefferson Academy, Peak to Peak at Metro League Meet (at Kennedy), 2 p.m.; Silver Creek at Estes Park Invitational, 1 p.m.
Boys lacrosse — Chatfield at Boulder, 7 p.m.; Dawson at Thompson Valley, 6:30 p.m.