India Meteorological Department (IMD) has forecast dense to very dense fog over Uttar Pradesh tomorrow, while dense fog conditions will prevail over Delhi, Punjab, Haryana, Chandigarh and Bihar. In West Rajasthan, Sub-Himalayan West Bengal and Sikkim, dense fog conditions will remain. Himachal Pradesh and Odisha will experience cold wave conditions during the next 24 hours. Parts of Jammu and Kashmir, Ladakh, Gilgit-Baltistan, Muzaffarabad and Himachal Pradesh may witness light rainfall or snowfall.