08/03/18 12:41pm

Saturday, Aug. 11, 7 p.m.: Perseid meteor shower presentation and observation at Custer Observatory, 1115 Main Bayview Rd., Southold. Bob Farrell will speak about hero and constellation Perseus and telescopes will be open to view the night sky before the meteor shower. Gather to watch the meteor shower on the south lawn. Bring lawn chairs, blanket, bug spray and snacks. Suggested donation: $5 adults; $3 children under 12. 631-765-2626, custerobservatory.org.

07/06/18 3:50pm

9 a.m.: registration for Cardboard boat race at Peconic Riverfront, downtown Riverhead. Sponsored by Riverhead BID, this annual event brings people out to cheer on boats made by families, business owners and other community members. Awards for first, second and third place in a variety of categories. Rubber duck race hosted by the YMCA of East Hampton. Races begin at noon. Free. Information: Diane Tucci, riverheadbidma@gmail.com, 631-209-4244.

07/06/18 3:17pm

“Seussical” premieres at North Fork Community Theatre. Opening night reception, 7 p.m. with refreshments. Performances Thursdays, Fridays, Saturdays 8 p.m., Sundays 2:30 p.m., July 19-Aug. 5. Tickets $25 at door or online at brownpapertickets.com. $20 student rush tickets available 10 minutes before each performance, subject to availability. nfct.com.