As incessant rains lashed Mumbai and Maharashtra, life was thrown out of gear with delay in train and flight services causing great inconvenience to passengers.
The air quality is expected to improve further due to wind speed favourable for the dispersion of pollutants.
Cold-day conditions prevailed in parts of north India on Friday though the maximum temperatures rose slightly amid clear skies and sunshine during the day.
Any long dry spell could cause moisture stress in the standing crop during the crucial maturing stage and also make it prone to pest and disease attacks.
Brace for some warmth this winter as the India Meteorological Department (IMD) in its December-February forecast on Thursday said that the minimum and maximum temperatures could remain 'normal' to 'above normal' over most parts of Northwest and Northeast India. Both the minimum and maximum will remain below normal in Southern Peninsular and Central India in these winter months. While this could give some respite from the intense cold of North India, it could have a negative impact on the standing rabi crops if the temperature rise is unusual and abnormal.
Southwest monsoon hit Kerala on Friday marking the start of the rainy season, four days after its normal onset date.
People stood at their places with their phone cameras open but faced trouble capturing aircraft formations due to the layer of fog and smoke cloaking the capital.
Deputy Chief Minister D K Shivakumar said the borewell in his house in Sadashivanagar in the state capital has gone dry for the first time. This happened despite the fact that Sadashivanagar is located next to Sankey Lake.
The global body added that national meteorological and hydrological departments in both countries are working closely with health and disaster management agencies to roll out heat health action plans.