Iran fired a new wave of missile attacks on Israel early today killing at least five people and injuring 70, authorities in Israel have said.Explosions rocked major Israeli cities, including Tel Aviv and the port city of Haifa.

CONFLICT ENTERS FOURTH DAY: Israel and Iran have begun a new round of attacks, as the conflict between the two heavily armed rivals enters its fourth day.

Israel’s military said it hit command centers of Iran’s Revolutionary Guard, while Iranian strikes overnight killed several people.

Nineteen Israelis have been reported killed in Iranian attacks since Friday, while Iran’s health ministry says 224 have died in Israeli strikes.

Iran launched dozens of ballistic missiles toward Israel on Friday night in retaliation for Israel's surprise attack early Friday. Israel struck at the heart of the Iran's nuclear program, killing several nuclear scientists as well as high-ranking military leaders, according to Israeli officials.

The conflict between Israel and Iran has continued to escalate with the first daylight strikes hitting Tel Aviv on Monday. Follow all the developments live at SkyNews.com.au. Israel's ongoing conflict with Iran has continued to escalate with the daylight strikes hitting Tel-Aviv.

This has been a much more intense wave of missiles from Iran against Israel than earlier in the day when around 100 drones were intercepted. The Israeli army has warned that Iran could cause real harm to Israel. This is the first sign that that may be a possibility.

Israel’s attack on Iran was long in the making – the result of years of meticulous planning by Israel and days of high-stakes talks between Tel Aviv and Washington, officials told CNN.