As the visibility is up to 50 metres, the fog is categorised as 'dense'. It is categorised as 'very dense' when the visibility reaches below 50 metres.
Adding to the wintry conditions, a layer of fog has enveloped the national capital, further adding to the problems of the people.
A very sad story from Assam. Two children, one aged just 4 months and another one year old, have died due to severe cold.
The two children, one aged just 4 months and another one year old, died in Moran, Assam
On January 18, the temperature will record 4 degrees Celcius, failing to give even marginal respite to Delhiites from the cold wave conditions, the Met office said
The India Meteorological Department today predicted that a cold wave will hit several areas of Delhi between January 16 and 18
According to the Meteorological department, the maximum daytime temperature in Churu on Monday was 18.8 degrees Celsius.