The main townships affected are reported to be Minbya, Ponnagyun, Mrauk-U, Pauktaw and Kyauktaw.
Most of the casualties in Arakan were the result of boats capsizing or sinking on rivers. Some 130 rescue camps have been set up across the state.
Continuous heavy rain last week in Arakan State destroyed 170 acres of agricultural land, 550 houses, 5 schools, 5 monasteries and 47 bridges.
At least five people have been killed as homes and bridges are washed away in the Arakan State town of Ann following fresh floods over the weekend.
Celebrated Burmese meteorologist Tun Lwin has predicted that floods will soon blanket all of western Arakan State, as well as the Chin, Sagaing and Kachin regions.
Burma’s government has now put the death toll relating to torrential flooding at 55 in Arakan State, but local parliamentarian Pe Than said the final figure was likely to be higher.