Grind

The South Fork Natural History Museum will host "What's Up in the Sky?" on Thursday night at 7. This summer, the moon will cover Spica, one of the brightest stars, and Jupiter and Mars will "rendezvous" in the sky.

Tuesday night concerts at Main Beach begin this week with Hot Date, a cover band, performing from 6 to 8 at the pavilion.

The most recent water-quality report by the Concerned Citizens of Montauk revealed elevated bacteria levels across all testing sites except for Napeague Harbor. The explanation behind the increase, according to the organization, is the considerable rainfall on June 21 and June 22 and the rise in temperature.

Hamptons Pride will celebrate the close of Pride Month with an outdoor dance party on Sunday at the LongHouse Reserve on Hand’s Creek Road.

Gov. Kathy Hochul declared Wednesday that this weekend will be a “free fishing weekend" across New York State. According to her announcement, “the fishing license requirement is waived for freshwater fishing on New York's waters” on Saturday and Sunday.

The good news is sharks don't want to eat you. The bad news is sometimes they mistake humans for food. The New York State Department of Environmental Conservation issued guidance last week, just in time for ocean swimming season, to reduce "the risk of negative interactions" with and by sharks, like getting bitten.

Judy Sleed of East Hampton escaped the Nazis as a child in Budapest, after her family was taken. She shared her harrowing story publicly for the first time in a film titled "I Am Judit," which will be shown at the Jewish Center of the Hamptons, in East Hampton, on Thursday evening at 6.

The latest water quality report from the Concerned Citizens of Montauk flags the persistent and harmful presence of the enterococcus bacteria in the Montauk area. While this week's round of testing revealed low bacteria levels in East Hampton and Amagansett, Montauk waters remained problematic.

Sag Harbor eateries including the Corner Bar, Il Cappuccino, Tutto il Giorno, and Sag Pizza will provide the food for a garden party Saturday to benefit the Sag Harbor Whaling and Historical Museum. 

Local musicians will be performing for free on the Montauk Green every Monday from next week through September, courtesy of the Montauk Chamber of Commerce. Music fans are encouraged to take dinner, refreshments, and a blanket or beach chair. Starting off this series Monday at 6 is Joe Delia and Friends.

In what will be the latest start for any full moon walk this year, at 9 Friday night you can take a leisurely hike courtesy of the South Fork Natural History Museum and the Friends of the Long Pond Greenbelt behind the museum.

The East Hampton Trails Preservation Society has organized a moderate hike of slightly more than two miles on Wednesday that will include a private tour of the Folly Tree Arboretum in Springs.

Founded in 2013 by Tucker Marder as a cultural archive of trees, the arboretum is dedicated to ecological storytelling and promoting an environmental ethic through art and science. Mr. Marder will lead the tour on Wednesday.