On Wednesday night, 21st November 2018, Chennai city and its suburbs had heavy rains. On Thursday, 22nd November, the rains reduced as the marked low pressure weakened over the southwest Bay of Bengal. The rains would continue for next 2 days now. This has been confirmed by the meteorological department. It is true that Chennai city has been waiting for the rains for a long time now. According to Mr. Balachandran, deputy director of meteorological department, in the last 24 hours there was widespread rainfall in the northern districts that included Chennai and its suburbs. There was moderate rainfall in the southern coastal districts of Tamil Nadu. Over Tamil Nadu and Puducherry, the low pressure would cause heavy to very heavy rainfall. In the next 48 hours of time the isolated places over northern districts and Puducherry would have heavy to very heavy rainfall. This was confirmed by Mr. Balachandran.
It is not surprising that Wednesday was the wettest day in this year 2018 and this was according to some weather bloggers in the city of Chennai. Pull effect rains would continue before heading for a break. This was confirmed by none other than the popular weatherman of TN, Mr. Pradeep John.
It is said that rainfall of 850mm is required for the season In Chennai and on Thursday, 22nd November Chennai got 100 mm of rainfall. The total amount of rainfall received by Chennai is now 350mm. All the areas would have got close to 200mm of rainfall had the clouds moved in yesterday morning. He finally spoke about how this northeast monsoon would not be enough for the total amount of rain that is required for the season in Chennai.
Famous astro-meteorologist, Mr. S. Ramachandran, explained about the importance of rainfall and said in this year the rainfall for the Chennai region and Kancheepuram-Tiruvallur region would be deficient. He assured that this deficiency would be overcome as there would be rains from the last week of November to the 3rd week of December. He finally said that the northeast monsoon would end very close to the normal and it would be close to 19%.