U.S. Army Field Band’s Jazz Ambassadors: River Ridge High School is hosting the U.S. Army Field Band’s Jazz Ambassadors from Washington, D.C., for a 3 p.m. concert at 350 River Ridge Drive SE, Lacey. Free tickets available at armyfieldband.ticketleap.com,, or send a self-addressed stamped envelope to: River Ridge Band Boosters, Army Field Bank Tickets, P.O. Box 3035, Lacey, WA 98509-3035.
Holi Fest: The Indian community of Olympia sponsors the celebration from 11 a.m. to 3 p.m. at Rainier Vista Park, 15475 45th Ave. SE, Lacey. Play Holi with gulal and water balloons. Games, dances, food. Information: 225-614-5062
Family Outdoor Adventure Group Planning Meeting: The Olympia Mountaineers Youth Committee sponsors this meeting from 6:30 to 8 p.m. at the Olympia Community Center. This is free and kids are encouraged to attend. Bring your calendars and laptops if you have them. RSVP to 943-2734 or HavlakRD@comcast.net
The Madden-Julian Oscillation and the great tropical frontier: Understanding atmospheric motions in the tropicals is important for understanding global weather and climate, 7 p.m.at Orca Books, 509 E. Fourth Ave., Olympia. Information: 360-352-0123.
Save KPLU meeting: The effort needs to raise $7 million in six months to match the amount of the current offer stated in the letter of intent outlining Pacific Lutheran University’s sale of KPLU to the University of Washington. The meeting is 7-8:30 p.m. , at the Heritage Room, 604 Water Street S.W., Olympia. Contact: Brenda Goldstein-Young, Director of Community Outreach/Events, 206-922-1027 office; 425-941-5205 cell
African Children’s Choir: 7 p.m. at Calvary Chapel, 919 Division St. NW, Olympia. The program features children’s songs, traditional spirituals and gospel favorites. Concert is free. A free-will offering supports African Children’s Choir programs. Information: 360-352-4214 or see africanchildrenschoir.com.
Olympia Tumwater Foundation Noon History Talk: Free monthly talk features author Sandra Crowell, previewing new Thurston County history book in progress, at noon at Schmidt House, 330 Schmidt Place SW, Tumwater. Doors open at 11:30 a.m. Information: olytumfoundation.org, 360-786-8117.