Small hail fell in the Ronkonkoma area, and Josh Timlin took video of the spectacle.
A flood advisory was in effect for parts of Suffolk County, with poor drainage facing the threat of minor flooding.
At risk areas included Centereach, Shirley, Medford, Ronkonkoma, Patchogue, Holbrook, Sayville, Farmingville, Mastic, Yaphank, Davis Park, Brookhaven National Laboratory, East Patchogue, Lake Ronkonkoma and Selden.