A Star ferry (C) and other maritime vessels are seen in a spot of light from a break in storm clouds over the waters of Victoria Harbour in Hong Kong on May 28, 2016, as an amber rainstorm warning was issued over the territory. The Hong Kong Observatory on May 28 issued an amber rainstorm warning signal as inclement weather continues to be forecast for the remainder of the weekend. / AFP PHOTO / TENGKU BAHARTENGKU BAHAR/AFP/Getty Images

People enjoy the warm weather in downtown Sofia on May 27, 2016. / AFP PHOTO / DIMITAR DILKOFFDIMITAR DILKOFF/AFP/Getty Images

NEW YORK, NY - MAY 24: Swarovski brand ambassador Karlie Kloss and actress Hailee Steinfeld attend Swarovski #bebrilliant at The Weather Room at the Top of the Rock on May 24, 2016 in New York City. (Photo by Craig Barritt/Getty Images for Swarovski)

NEW YORK, NY - MAY 24: Model and DJ Harley Viera-Newton attends Swarovski #bebrilliant at The Weather Room at the Top of the Rock on May 24, 2016 in New York City. (Photo by Craig Barritt/Getty Images for Swarovski)

NEW YORK, NY - MAY 24: Music video director Vashtie Kola attends Swarovski #bebrilliant at The Weather Room at the Top of the Rock on May 24, 2016 in New York City. (Photo by Craig Barritt/Getty Images for Swarovski)

NEW YORK, NY - MAY 24: Model Chanel Iman and Swarovski Senior Vice President Branding, Communication, Media CGB & Corporate Brand Management Alessandro Vergano attend Swarovski #bebrilliant at The Weather Room at the Top of the Rock on May 24, 2016 in New York City. (Photo by Craig Barritt/Getty Images for Swarovski)

NEW YORK, NY - MAY 24: Model Winnie Harlow attends Swarovski #bebrilliant at The Weather Room at the Top of the Rock on May 24, 2016 in New York City. (Photo by Craig Barritt/Getty Images for Swarovski)

NEW YORK, NY - MAY 24: Swarovski brand ambassador Karlie Kloss and Swarovski CEO Robert Buchbauer attend Swarovski #bebrilliant at The Weather Room at the Top of the Rock on May 24, 2016 in New York City. (Photo by Craig Barritt/Getty Images for Swarovski)