One of the rockets hit Israel’s southern port city of Ashdod Thursday afternoon and another struck Yavneh, located 25 kilometers (15 miles) south of Tel Aviv.
There were no immediate reports of injuries, Ha’aretz newspaper reported.
Earlier in the day, a Palestinian man was injured after Israeli tanks fired shots into Gaza.
A local commander of al-Nasser Salah al-Deen Brigades, the armed wing of the Popular Resistance Committees, was also injured on Thursday after Israeli fighter jets carried out a fresh airstrike on the Gaza Strip.
Israeli fighter jets had earlier struck targets in the Gaza Strip, but no casualties were reported.
Two of the strikes hit the city of Gaza and a third targeted a tunnel near the Egyptian border at Rafah, witnesses said.
Israeli forces have carried out large numbers of ground and air attacks on Gaza since the end of Operation Cast Lead against the Gaza Strip.
More than 1,400 Palestinians were killed during the three-week Israeli land, sea and air offensive in the impoverished coastal sliver at the turn of 2009. The offensive also inflicted USD 1.6 billion damage to the Gazan economy.
In the latest deadly attack, at least 10 Palestinians, including four children, were killed and scores of others injured during an Israeli shelling of Gaza on Tuesday.
A United Nations inquiry led by the former South African judge, Richard Goldstone, detailed what investigators called Israeli actions “amounting to war crimes, possibly crimes against humanity,” during Israel’s offensive against the Gaza Strip.
Israel laid an economic siege on the Gaza Strip in June 2007, after Hamas took control of the enclave.
The blockade has had a disastrous impact on the humanitarian and economic situation in the Gaza Strip.
Some 1.5 million people are being denied their basic rights, including freedom of movement, and their rights to appropriate living conditions, work, health and education.
Poverty and unemployment rates stand at approximately 80 percent and 60 percent, respectively, in the Gaza Strip.