Lebanon's two biggest power stations shut down due to a fuel shortage on Friday, and the country has no centrally generated electricity.
A government official told Reuters on Saturday.
"The Lebanese power network completely stopped working at noon today, and it is unlikely that it will work until next Monday, or for several days," the official said.
The thermoelectric plant has stopped at the Zahrani power station after the Deir Ammar plant stopped on Friday due to a fuel shortage.
The official said the state electricity company would try to use the army's fuel oil reserve to operate the power plants temporarily, but that would not happen anytime soon.
Many Lebanese normally rely on private generators run on diesel, although that is in short supply.
Lebanon has been paralysed by an economic crisis, which has deepened as supplies of imported fuel have dried up. The Lebanese currency has sunk by 90% since 2019.
The Bahraini Ministry of Interior (MOI) announced on Sunday that three people were injured and material damage was caused to a university building in the Muharraq area, northeast of Bahrain, as a result of missile fragments falling.
At least four people were killed when an Israeli strike hit an apartment in the Ramada hotel building in central Beirut early on Sunday, with Israel saying it targeted Iranian commanders operating in the Lebanese capital.
Israel has warned Lebanon of a "very heavy price" if it did not rein in Hezbollah on Saturday, as it pounded the group's strongholds around the country with air strikes and mounted a deadly airborne raid in the east.
Dubai authorities have confirmed that debris from an aerial interception fell onto a vehicle in the Al Barsha area, resulting in the death of a driver.
President His Highness Sheikh Mohamed bin Zayed Al Nahyan said the UAE will "emerge stronger than before", affirming that the safety and security of citizens, residents, and visitors remain a top priority.