The Indian Meteorological Department (IMD) said two western disturbances were likely to affect northwest India in rapid succession on 18 January and 20 January.
As a result, the cold wave situation in northwestern India is highly likely to ease from Thursday, IMD added.
A new western disturbance is likely to affect the western Himalayan region from the night of January 18th. Another active western disturbance is likely to affect the western Himalayan region in rapid succession starting Friday night.
The Korea Meteorological Administration said the minimum temperature could rise by 4 to 6 degrees Celsius between Thursday and Saturday.
The Bureau of Meteorology is forecasting cold to extreme cold conditions through tomorrow for much of Rajasthan, Punjab, Haryana, Chandigarh and Delhi, and beyond in remote areas of eastern Rajasthan.
The Bureau of Meteorology said that from today to Thursday in Uttar Pradesh and Bihar, and today and tomorrow in Madhya Pradesh, Himachal Pradesh, Saurashtra and Kutch, there is a very high chance of a cold wave in isolated areas.
Frost is very likely today and tomorrow in Punjab, Haryana, Rajasthan, Madhya Pradesh and West Uttar Pradesh.
Isolated pockets of dense to very dense fog are very likely in the sub-Himalayan regions of West Bengal and Sikkim by tomorrow.