By james art Meanwhile, Israeli airstrikes killed at least eight people in different parts of the country on Thursday.
The Rashidiyeh refugee camp near the port city of Tire is one of several dating back to the 1948 Middle East war, when hundreds of thousands of Palestinians fled or were driven out of what is now Israel.
Israel invaded Lebanon in early October, after nearly a year of exchanging fire with Hezbollah.
The militant group began firing missiles, rockets and drones at northern Israel after a Hamas attack on October 7, 2023 sparked the Gaza war.
Iran supports both groups.
Israel has warned people to evacuate large areas of the country, including major cities in the south and east. More than a million people have already left their homes.
Israeli strikes killed seven people in eastern Lebanon, according to the Lebanese state news agency. Another strike killed a man on a motorcycle on the coastal highway between Tire and Sidon.
The news agency also reported a hit to a car on a major highway running through the mountains outside the capital Beirut.
It said the strike closed the highway, diverting traffic through nearby villages. There were no immediate reports of casualties.