Earthquake committee says that although small-scale quakes are common in Burma, people should not worry too much about a devastating disaster.
Villages have been evacuated and schools in Burma’s Irrawaddy Delta have been ordered to close.
The cyclone is not expected to hit Burma directly, but will likely cause heavy rainfall in western parts of the country.
Farmers in flood-hit Burma face a scramble to replant damaged paddy fields in the next two weeks to avoid food shortages.
The Indian air force sends two cargo planes, while a Chinese convoy brings rice, noodles and medicine. The EU, Britain and USA all offer donations.
“Natural disasters can’t be stopped once they start,” Thein Sein warns delta residents in a speech broadcast on state TV.