Several places in and around Chennai received heavy rainfall till 6 a.m. on Wednesday (October 21), according to Regional Meteorological Centre (RMC) data. | Photo Credit: The Hindu
Schools in five districts of Tamil Nadu, including Chennai, will remain closed on Wednesday (October 21, 2026), owing to heavy rain, according to district authorities. The Collectors of Chennai, Tiruvallur, Kancheepuram, and Chengalpattu districts have declared a holiday for schools, while a similar order has been issued in Ranipet district due to rain.
Several places in and around Chennai received heavy rainfall till 6 a.m. on Wednesday (October 21), according to Regional Meteorological Centre (RMC) data. The weather stations in Meenambakkam and Nungambakkam recorded 12 cm and 11 cm of rainfall respectively, followed by Taramani (10 cm) Madhavaram (9 cm), Villivakkam and Nandanam (8 cm).
Also read: Fresh weather system likely to sustain heavy rainfall in Tamil Nadu till October 26
Minister for Rural Development and Water Resources N. Anand inspected areas affected by waterlogging due to heavy rains in his T. Nagar Assembly constituency. He also instructed officials to swiftly drain the stagnant water using motor pumps. He said the ongoing Metro Rail works had led to water stagnation in several parts of T. Nagar.
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October 21, 2026 10:19
Thunderstorm, lightning likely in 24 districts till 1 pm: IMD-Tamilnadu Weather
The Regional Meteorological Centre, Chennai, in a nowcast issued at 10 a.m. on Wednesday (October 21, 2026), warned of light to moderate rain with thunderstorm and lightning, likely at isolated places across 24 Tamil Nadu districts, as well as Karaikal and Puducherry, until 1 p.m. the same day. It said waterlogging, slippery roads and traffic disruption were likely in some areas.
October 21, 2026 10:17
IMD warns of heavy to very heavy rain in Tamil Nadu till October 26
The IMD said that heavy to very heavy rainfall is likely to continue over Tamil Nadu, Puducherry and Karaikal until October 26, 2026, due to a likely Low Pressure Area forming over the southwest Bay of Bengal and the adjoining Tamil Nadu coast.
Isolated heavy rain is also likely over Kerala and Mahe (October 20-26), South Interior Karnataka (October 21-24), and Coastal Andhra Pradesh, Yanam and Rayalaseema (October 20-21).
October 21, 2026 10:07
Schools in Chennai, four other districts declare holiday
Schools in five districts of Tamil Nadu, including Chennai, will remain closed on Wednesday (October 21, 2026), owing to heavy rain, according to district authorities.
The Collectors of Chennai, Tiruvallur, Kancheepuram, and Chengalpattu districts have declared a holiday for schools, while a similar order has been issued in Ranipet district due to rain.
October 21, 2026 10:05
T. Nagar MLA inspects waterlogging, blames Metro works for stagnation
Minister for Rural Development and Water Resources N. Anand inspected waterlogged areas in his T. Nagar Assembly constituency, instructing officials to swiftly drain stagnant water using motor pumps. He said ongoing Metro Rail works had caused water stagnation in several parts of T. Nagar.
Published - October 21, 2026 10:10 am IST