Yesterday IMD officially announced the cessation of Northeast Monsoon over Peninsular India. In a way NEM 2024 ends up as another classic La Nina influenced monsoon. As with La Nina when the pendulum swings either way the season ended up as excess. Since 1950 out of the 25 years when Monsoon has withdrawn on or…
Tag: ChennaiRains
Northeast Monsoon heads for wind down
According to IMD the Northeast Monsoon season starts on 1st October and ends on 31st December. As we mention often, this is for statistical convenience rather than a reflection of the actual season. The mean onset date for Northeast Monsoon season according to this study by Dr YEA Raj and Dr B Geetha is 18th…
Extended NEM to bring one active rainfall episode to South TN
The statistical NEM season according to IMD is between 1st October and 31st December. This has been done with maintaining long term rainfall data in mind. A rigid season allows better comparison of long term rainfall data and trends. But this does not take into actual onset and withdrawal of monsoons. Similar is the case…
2024 – 5th consecutive above average rainfall year
As 2024 gives way to 2025 we bid adieu to Northeast Monsoon 2024 as well. Statistically the Northeast Monsoon season ends on 31st December. The season ended with 589.9 mm against a normal rainfall of 442.8 mm. Northeast Monsoon 2024 was the 5th consecutive year when the season has ended with above average rainfall. After…
Southern Ghats likely to see heavy rainfall episode next week
The last few days in a way has been a reflection of how NEM 2024 has behaved. A Low that started its journey many days back finally found its way to TN coast. After moving up and then down over the last couple of days it has brought fairly widespread rains to North Coastal TN….