The national capital recorded a significant dip in temperatures on Wednesday as the mercury fell to about 4.9 degrees Celsius
Delhi cold wave: India Meteorological Department predicts temperatures in Delhi to be 7 degrees C-15 degrees C, 'yellow alert' has been issued for parts of the city
Dense fog curtailed visibility to below 50 metres at 5.30 AM and improved slightly to 50 metres by 8.30 AM