Gear up Delhi, a severe cold wave is coming. The weather department has predicted that cold wave in Punjab, Haryana, Delhi and Rajasthan from Tuesday. Parts of North India are likely to be in the grip of severe cold and fog till the New Yeas Eve. Ground frost conditions are likely in isolated pockets over Uttarakhand, Himachal Pradesh, Punjab, Haryana, Chandigarh, Delhi, Rajasthan and west Madhya Pradesh between December 29 and 31. Dense to very dense fog is likely over Punjab, Haryana, Chandigarh, Delhi till December 31.