TOUCH A TRUCK IN NIANTIC POSTPONED FROM TODAY TO OCT. 13

Because of the inclement weather, Touch A Truck, originally scheduled for today at McCook Point Park in Niantic, has been postponed. It will be moved to the fall and will now take place on October 13. The family-friendly event is held by The East Lyme Auxiliary of Child & Family Agency of Southeastern Connecticut and East Lyme Parks & Rec.

professor Robert Baldwin; free; registration requested; (860) 434-1684.

— 1-3 p.m., Bank Square Books, 53 West Main St., Mystic; signing with Verdier, local author of “Fences and Walls”; free; (860) 5363795.

— 1-3 p.m., Community Music School, 90 Main St., Centerbrook; taught by John Birt; for ages 8 and up; $42 without ukulele, $77 with ukulele; (860) 7670026.

— 1:30 p.m., Public Library of New London, 63 Huntington St.; free; (860) 447-1411.

— 7-9 p.m., Elks Club, 81 Washington St., New London; to support St. Joseph's School; $30; (860) 912-0312.

— 7-10 p.m., Mystic Seaport Museum, 75 Greenmanville Ave., Mystic; after-hours party to coincide with the two new Viking-themed exhibits; $25; (860) 572-5331.

— 7-11 p.m., East Lyme Community Center, 41 Society Road; beginner lesson 7-8 p.m., dancing 8-11; $13 members, seniors and military, $16 nonmembers, $5 ages 22 and younger; shorelineswing.org.

— 7:30 p.m., St. Mary Church, 95 Main St., Stonington; mass, candlelight procession and Portuguese food festival; (860) 535-1700.

— 8 p.m., Granite Theatre, 1 Granite St., Westerly; screening and fundraiser for the South County Filmmakers; (401) 596-2341.

— 11 a.m.-1 p.m., Lyman Allyn Art Museum, 625 Williams St., New London; 3D bubble wand activity; free with museum admission; (860) 443-2545.

— 1 p.m., Salem Free Public Library, 264 Hartford Road; free; (860) 859-1130.

— 2:30 p.m., Groton Public Library, 52 Newtown Road; free, drinks available for purchase; hosted by the Junior Friends; (860) 441-6750.