India Meteorological Department has forecast cold wave conditions in Punjab, Haryana, Delhi, Rajasthan, Telangana and Karnataka. <br/><br/>It said dense to very dense fog is likely at many places over Uttar Pradesh and Bihar tomorrow. <br/><br/>Meanwhile, Delhi's air quality has once again entered the severe category phase this evening. <br/><br/>According to the Central Pollution Control Board, the Air Quality Index, in Delhi was recorded at 419 which was 376 yesterday. <br/><br/>PM10 pollutants level was found at 419 micrograms per cubic meter while PM2.5 level at 278 micro-gram this morning. <br/><br/>