South Oyster Bay - Biltmore Shores UV IndexUnited StatesNYNassau CountySouth Oyster Bay - Biltmore Shores1-Day3-Day Graph Plots Open in Graphs UV Forecast NOAASouth Oyster Bay - Biltmore Shores UV forecast issued yesterday at 9:47 pm. Next forecast at approx. 9:47 pm.Get an account to remove ads