PICK OF THE DAY

Vrooom for the cause Between 500-1,000 motorcycle riders are expected to leave from Hanscom Air Force Base in Bedford and ride to Lowell in support of veterans and their families. Scheduled to ride are Senator Scott Brown, James Montgomery, and other artists, police officers, and veterans. The finale for Musicians Assisting Veterans: Motorcycle Run & Concert is music by James Montgomery Band & Friends including Brown’s daughter Ayla. Proceeds benefit American War Widows, American Veterans with Brain Injuries, and Massachusetts Fallen Heroes Memorial. July 28 at 7 p.m. (3-5 p.m. staging at Hanscom). $29-$75 (includes ride). Lowell Memorial Auditorium, 50 East Merrimack St., Lowell. 978-454-2299.
www.lowellauditorium.com/motorcyclerun.htm

FRIDAY

Lowell and behold? You have three days to musically digest the 25 regional and national acoustic performers at the Lowell Folk Festival. Continuous music on six stages is from Lunasa, Magic Slim & the Teardrops, and others. 6:40 p.m. parade through downtown Lowell (through July 29). Free. Downtown Lowell. 978-970-5000. www.lowellfolkfestival.org

Move over for Windhover We have our own Jacob’s Pillow-style venue on the North Shore with the Windhover Summer Dance Concert. The Dušan Týnek Dance Theatre of New York City performs “Widow’s Walk,” “Base Pairs,” and “Nympholepsy.” Forty Steps Dance of Nahant dances “The Flood” and “Missing Pieces.” 8 p.m. July 27-29. $20, $15 students and seniors. Windhover Center for the Performing Arts, 257R Granite St., Rockport (limited indoor seating if raining). 978-546-3611. www.windhover.org

SATURDAY

Check out at the library The Amaryllis Chamber Ensemble is the first of Saturday’s Trio of Concerts in the Courtyard presented by the Boston Public Library. Next up is the Brant Grieshaber Trio followed by vocalist Annie Sharkey, all part of the Summer Arts Weekend through July 29. July 28 at 11 a.m., 12:30, and 2 p.m. (series continues Fridays at 12:30 p.m. through Aug. 31). Free. Boston Public Library courtyard, 700 Boylston St., Boston. 617-536-5400. www.bpl.org/concerts

SUNDAY

Tea time Tea master Glenn Sorei Pereira was trained by the Urasenke School of Tea, so leave (a little tea humor) the ceremony to him. The Japanese Tea Ceremony will be in a tea hut on the grounds of the Art Complex Museum surrounded by a Japanese garden. July 29 at 2 p.m. Free (limited seating on a first-come-first-serve basis; inside if raining). Art Complex Museum, 189 Alden St., Duxbury.
781-934-6634. www.artcomplex.org