Two rockets were fired at southern Israel from the Sinai Peninsula, likely to have been launched by ISIS affiliates.
The Code Red alert siren sounded in Israeli communities on the border with Gaza on Sunday night.
The Israel Defence Forces confirmed that two rockets were launched from Sinai, ISIS groups in the Egyptian peninsula claiming responsibility.
It is not known if the rockets fell in Israeli territory. The IDF is scouting the area for fallen rockets. Area residents reported hearing booms after the sirens indicating that the rockets touched down, Ynet reported.