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Updated Jun 9, 2026 · 08:45
Tamil Nadu News Updated Jun 9, 2026

Heavy Rain Alert in 10 TN Districts: Heat and Humidity to Stay

The Regional Meteorological Centre has forecast heavy rainfall in 10 Tamil Nadu districts on Tuesday due to an upper-air trough. Thunderstorms, lightning, and gusty winds up to 50 kmph are expected in hilly regions and several districts. Meanwhile, hot and humid conditions will persist with temperatures up to 3°C above normal, causing discomfort. Authorities have advised caution during thunderstorms and urged people to stay hydrated.

Heavy rain likely in 10 TN districts; heat, humidity to persist

Chennai, June 9

The Regional Meteorological Centre, Chennai, has forecast heavy rainfall in 10 districts of Tamil Nadu on Tuesday, while warning that several parts of the state are also likely to experience uncomfortable weather conditions due to above-normal temperatures and high humidity levels.

According to the weather department, an upper-air trough extending from coastal Karnataka to coastal Andhra Pradesh is currently prevailing at an altitude between 3.1 km and 4.5 km above mean sea level.

The atmospheric system is expected to enhance rainfall activity over parts of Tamil Nadu during the day.

The RMC has predicted heavy rain accompanied by thunderstorms, lightning and gusty winds reaching speeds of up to 50 kmph at isolated places in the hilly regions of Tirunelveli district, as well as in the districts of Nilgiris, Coimbatore, Tiruppur, Dindigul, Theni, Kanniyakumari, Dharmapuri, Salem and Erode. In addition, moderate rainfall accompanied by thunderstorms is likely at isolated locations in Vellore, Ranipet, Tiruvallur, Kancheepuram, Chennai and Chengalpattu districts.

Weather officials have advised residents in these areas to remain cautious during thunderstorm activity and avoid unnecessary outdoor exposure during periods of intense rainfall and lightning.

While rain-bearing conditions are expected in several districts, the weather department has also highlighted the persistence of hot and humid conditions across parts of the state. Maximum temperatures at a few locations are likely to remain up to 3 degrees Celsius above normal.

The combination of elevated temperatures and high moisture content in the atmosphere could lead to heat-related discomfort, particularly during the afternoon hours.

The forecast comes a day after several parts of Tamil Nadu recorded intense heat. On Monday, temperatures crossed 37.7 degrees Celsius at nine weather stations across the state.

Chennai's Meenambakkam recorded the highest temperature at around 39.4 degrees Celsius, underscoring the continuing influence of summer heat despite the onset of rain-bearing weather systems.

Meteorologists noted that such conditions are typical during the seasonal transition period when localised thunderstorms occur alongside high daytime temperatures.

Authorities have advised the public to stay hydrated, avoid prolonged exposure to the sun, and take necessary precautions during thunderstorms and strong winds.

The weather department continued to monitor evolving atmospheric conditions and has urged people to follow official forecasts and advisories for updates.

— IANS

Reader Comments

Priya S

Typical Tamil Nadu weather - you get rain and heat at the same time! At least our farmers will be happy. Hope the authorities have proper drainage ready for those heavy rain districts like Nilgiris and Coimbatore.

Vikram M

Been in Chennai for 20 years and this transition period always freaks me out. One minute it's blazing sun, next minute thunder and lightning. Stay safe everyone, especially those in Tirunelveli and the hilly areas where winds could hit 50 kmph! 💪

James A

As someone from the US now living in Chennai, this weather is wild. Back home we'd shut down for 50 kmph winds, but here it's just another Tuesday! 😄 Good advice though - stay hydrated and avoid unnecessary outdoor exposure.

Rohit P

I appreciate the weather department's updates, but wish they'd also warn about power cuts! Every time there's thunderstorm in Salem, we lose electricity for hours. At least the heat might reduce a bit after this rain. 🤞

Sneha F

My family in Coimbatore is already preparing for the rain. They say the Nilgiris tea estates need this, but let's hope it doesn't cause landslides in the ghat roads. Always a mixed blessing this time of year. 🍵🌧️

Ananya R

We welcome thoughtful discussions from our readers. Please keep comments respectful and on-topic.

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