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Updated Jul 25, 2026 · 19:31
Tamil Nadu News Updated Jul 25, 2026

Western Ghats Districts Brace for Steady Rains as Weak Low-Pressure System Persists Till July 30

The India Meteorological Department forecasts moderate rainfall over Western Ghats districts of Tamil Nadu until July 30, driven by a weak low-pressure circulation along the coast. Interior districts like Vellore, Madurai, and Tirunelveli face a heat advisory with temperatures soaring up to 4°C above normal until July 28. Chennai will experience light isolated rain on Saturday with partly cloudy skies and humid conditions. Meteorologists are monitoring the system closely and advise residents in hilly areas to stay alert for changing conditions.

Weak low pressure system: Rain likely across Western Ghat districts of TN till July 30

Chennai, July 25

The India Meteorological Department has forecast moderate rainfall across the Western Ghats districts of Tamil Nadu until July 30, attributing the weather conditions to a weak low-pressure circulation prevailing over the lower levels of the atmosphere along the Tamil Nadu coast.

According to the Regional Meteorological Centre (RMC), the weather system is expected to bring moderate showers to districts situated along the Western Ghats over the next several days.

While these regions are likely to receive consistent rainfall, the rest of Tamil Nadu may experience light showers accompanied by strong surface winds.

Meteorologists said the prevailing atmospheric conditions are favourable for scattered rainfall activity across the State, although the intensity and distribution of rainfall are expected to vary from region to region.

The Western Ghats belt is likely to receive the maximum benefit from the current weather pattern due to its geographical location and the influence of moisture-laden winds.

In Chennai, the weather department has predicted light rain in isolated parts of the city on Saturday.

The sky is expected to remain partly cloudy, with brief spells of rain likely during the day.

Despite the possibility of showers, humid conditions are expected to persist across the city. The weather department also issued a heat advisory for several interior districts of Tamil Nadu, warning that maximum temperatures are likely to remain significantly above normal until July 28.

Districts including Vellore, Erode, Karur, Dindigul, Madurai, Virudhunagar, Thoothukudi and Tirunelveli are expected to record temperatures up to 4 degrees Celsius above the seasonal average.

Residents in these districts have been advised to avoid prolonged exposure to the afternoon sun, stay hydrated and take necessary precautions against heat-related illnesses.

In contrast, temperatures across the remaining parts of Tamil Nadu, as well as the Union Territories of Puducherry and Karaikal, are expected to remain close to normal for this time of the year.

Weather officials said they are closely monitoring the evolution of the weak low-pressure system and its impact on rainfall across the State. They advised the public, particularly those living in hilly and rain-prone areas, to remain alert and follow official weather bulletins for updates as conditions may change over the coming days.

— IANS

Reader Comments

Arjun K

Typical Chennai summer - hot and humid even with rain forecast. At least the light showers might break the monotony, but I wish the RMC would focus on better drainage systems instead of just issuing advisories. Our roads flood even with 30 minutes of rain.

Michael C

As someone who moved to Madurai from the UK, this heat advisory is no joke. 4 degrees above normal is brutal. We're coping with ACs and fans but many people can't afford that. The government needs to set up more cooling centers in interior districts. 🥵

Kavya N

Living in Ooty, I can say this rain forecast is accurate. We've had consistent drizzle since yesterday. Just hope the landslides in Nilgiris don't worsen - last year was a nightmare for tourists stuck on the ghat roads. Stay safe everyone! 🙏

David E

Interesting how the article mentions 'weak' low pressure system but then warns of 4°C above normal heat. Seems like a mixed bag across the state. Wish they'd give more specifics on wind speeds for coastal areas - our boat trips near Rameswaram depend on that. 🚤

Rohit P

As a farmer near Erode, this heat warning is worrying. Our tomato crops are already stressed. The IMD should partner with local agriculture departments to provide real-time advisory for farmers. A weak monsoon system doesn't mean we can't better prepare. 🌾

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

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