The India Meteorological Department (IMD) issued a orange and yellow alerts in parts of Bihar on Thursday (04 January). Fog conditions are likely in Sheohar, Sitamarhi, Muzaffarpur, Vaishali, Samastipur, Madhubhani, Darbhanga, Saharsa, Supaul, Madhepura, Purnia, Araria, Kishanganj, and Katihar districts. Yellow alerts are issued in Bhagalpur, Khagaria, Munger, Banka, and Jamui.
On Friday (05 January), orange alerts for fog are issued in Supaul, Araria, Madhepura, Saharsa, Purnia, Kishanganj and Katihar.