Flash Flood Watch for Long Island and the entire Tri-State area for Friday from 12 AM to 12 PM:

Heavy rainfall ahead of tropical system Elsa will move into portions of the Tri-State area late Thursday night, with periods of heavy rainfall possible through Friday morning. Although heavy rainfall will be possible as early as Thursday afternoon, the greater chances for this will begin Thursday night. Total rainfall from Thursday afternoon through Friday is expected to range mostly 2 to 3 inches, with locally higher amounts possible.