Fog continued to shroud in Punjab's Ludhiana city on December 17. As per India Meteorological Department (IMD), cold wave conditions are very likely in some pockets over Punjab, Haryana, Chandigarh, Rajasthan, Delhi and West Uttar Pradesh for next 2 days. Speaking to ANI, Asst Agrometeorologist of Punjab Agricultural University, Dr Kulwinder Kaur Gill said, "Cold wave conditions will persist for the next two days. We have warned orchard/nursery owners to cover the new plants so that it doesn't affect them." "Low temperatures are favourable for the growth of wheat crop," she added.