Dhaka, Sep 12 (UNI) 'A tsunami may surge up to Bangladesh coast after midnight following an earthquake near southern Sumatra island of Indonesia, a Met warning said.
"It may generate tsunami wave in the Bay of Bengal of the North Indian Ocean, that may reach Bangladesh coast after midnight," said a Met Office bulletin in the evening.
The government has asked all coastal district administration to evacuate people from offshore islands.
A massive earthquake measuring 7.9 on the Richter scale hit near southern Sumatra of Indonesia in the afternoon. The earthquake may trigger undersea waves called tsunami in Japanese terms.