There were no reports of any Syrian anti-aircraft missiles launched against the alleged Israeli attack.
The 5th generation missile can be launched from the sea or the ground and hit targets 300km away with precision.
The air-to-surface missile can be fired from a significant standoff range, reducing exposure of the aircraft.
Years from now, it will also likely be looked at as one of the most significant decisions Avigdor Liberman will have made as Israel’s defense minister.
The Syrian rockets landed in Syria. Israel suffered no damage or injuries from the rockets.
The unarmed reconnaissance drone flew 10 km inside Israel before being intercepted.
“The IDF is prepared for several scenarios and ready to defend the citizens of the State of Israel and its sovereignty,” the IDF Spokesperson’s Unit said.
Israel's Ministry of Defense said the delay followed consultations in Washington.
In December an Arrow 3 missile test was called off over safety concerns.
Thousands of rounds for 5.56mm assault rifles go missing from on-base armory despite new directive aimed at thwarting base robberies.