Cold wave has further intensified in north India with fall in temperature and dense fog enveloping the region. Fog has disrupted rail road, and air traffic in the national capital and other parts of North India. Delhi had the coldest day yesterday in the last five years. According to Met office the maximum temprature was 12 degrees Celicius which is nine degrees below normal. <br/>Death toll due to cold wave in the region has risen to 214 with 10 more deaths in Uttar Pradesh during the past 24 hours. Thick fog affected normal life in Punjab, Haryana and Chandigarh though the minimum temperature rose by up to four notches above normal in various parts of the region. While Jammu and Kashmir experienced severe chill with Leh being the coldest part of the state, the higher reaches of Himachal Pradesh continued to remain under the grip of intense cold, . <br/> <br/>AIR Jaipur correspondent reports that dense fog in Rajasthan reduced visibility to a few metres affecting normal life and flight operations. <br/>However, in Dehradun, cold conditions further improved with rise in day temperature. With slight increase in temperature, there was some let up in cold wave conditions in Bihar where 21 cold related deaths have occurred this season.