Bhubaneswar: Odisha has been swept by an unrelenting heatwave with 8 of its cities on Sunday registering temperatures over 40 degree Celsius with the western Odisha town of Titlagarh emerging the hottest place in the state with 43 degree Celsius, the highest this season and the highest in March in the last sixty four years.

Bolangir recorded the second highest in the state at 41 degrees, followed by Hirakud at 40.8 degree Celsius. The capital city Bhubaneswar registered 34.4 degree Celsius, said the regional met centre.

With heat wave condition prevailing across the state, the state government has ordered morning classes in all schools across the state from April 1.

The schools will be closed for summer vacation from May 3, sources said.