Sat Jul 19 01:30:00 UTC 2025: Okay, here’s a news article summarizing the provided text:

**Tamil Nadu Braces for Rain: 26 Districts on Alert**

**Chennai, India** – The Chennai Meteorological Department has issued a weather advisory, forecasting light to moderate rainfall in 26 districts of Tamil Nadu until 10 PM tonight. This is due to an atmospheric cyclonic circulation prevailing over southern Andhra Pradesh and adjoining areas, coupled with an upper atmospheric cyclonic circulation over South India and changes in westerly wind speed.

The districts likely to be affected include Tirupattur, Vellore, Ranipet, Tiruvallur, Chennai, Chengalpattu, Kanchipuram, Tiruvannamalai, Kallakurichi, Villupuram, Cuddalore, Mayiladuthurai, Thanjavur, Tiruvarur, Nagapattinam, Ariyalur, Perambalur, Karur, Namakkal, Trichy, Nilgiris, Tirunelveli, Tenkasi, Kanyakumari, Coimbatore, and Theni.

The department has warned of possible thunderstorms and lightning in some areas. Residents in the affected districts are advised to take necessary precautions.

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