As the winter grips north India, low visibility continued in Delhi on Sunday. Dense fog persisted in the national capital, leading to reduced visibility and disrupting several flights and train schedules, reports news agency PTI, quoting officials. Low visibility conditions due to dense fog have been impacting flight operations at Delhi airport for the past three days.

"Compared to Saturday's 9-hour zero visibility spell, Palam experienced a relatively shorter duration of 3.5 hours of zero visibility on Sunday," an official said.

The national capital saw a maximum temperature of 18.6 degrees Celsius on Sunday, while the minimum was recorded at 9.4 degrees Celsius, according to the India Meteorological Department (IMD).

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IMD has predicted a generally cloudy sky with the possibility of very light to light rain accompanied by thunderstorms in the morning hours. 

Meanwhile, the Jharkhand government announced the closure of schools from January 7-13 in view of a cold wave sweeping the eastern state. The government has announced closure of schools from kindergarten to Class-8 from January 7-13 due to a cold wave in the state.

The suspension of classes will be applicable for all categories of schools, including government, aided, minority, and private, in view of the prevailing cold wave conditions in the state.

In Haryana and Punjab, cold weather conditions continued in several places on Sunday, with Narnaul in Haryana recording the lowest minimum temperature at 6.8 degrees Celsius. Fog shrouded a few places in the two states in the morning hours, officials said.

Karnal recorded a low of 8 degrees Celsius, Ambala 8.3 degrees Celsius, Hisar 8.8 degrees Celsius, Bhiwani 8.9 degrees Celsius, Gurugram 9.3 degrees Celsius, and Rohtak 10.3 degrees Celsius, according to the meteorological department in Chandigarh.

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The mercury settled at 7.4 degrees in Punjab’s Bathinda, and Amritsar recorded a temperature of 7.9 degrees Celsius, while Gurdaspur recorded a low of 8 degrees Celsius, followed by Patiala (8.4 degrees), Faridkot (8.5 degrees), Ludhiana (8.6 degrees), and Pathankot (9.3 degrees).