Gaza’s only power station will run out of fuel today, according to the Palestinian Energy Authority.
This week, Israel said they would surround Gaza to stop electricity, fuel, and water from getting in.
People in Gaza are going to schools and hospitals to protect themselves while Israeli planes are attacking certain places.
The Israeli military has many soldiers near Gaza, who are prepared and waiting to carry out the task they have been assigned.
Over 1,200 people have died in Israel, with more than 900 people killed in Gaza due to Israeli air strikes.
In another part of the country, Israel has started a fight with Lebanon because Hezbollah attacked them first.
The BBC has found out that 17 people from the UK have either died or cannot be found since Hamas started their attacks on Saturday.