The heat wave continued unabated in northern India today with temperatures touching the 47 degree celsius mark at places in Rajasthan and Haryana. <br/>In the desert state, Sriganganagar was the hottest place for the second consecutive day as it sizzled at a high of 47.8 degrees.<br/><br/>The mercury also touched 47 degree mark in Churu followed by 45.6 degrees in Barmer. Hisar in Haryana was the hottest place at 47 degrees. Patiala in Punjab had a high of 44 degrees, five notches more than the usual for this time of the year. <br/> <br/>In the national capital, the mercury touched 43.9 degrees during the day while the night temperature was recorded at 25.6 degrees. The humidity levels also rose to 55 per cent though the minimum was 10 per cent.