The prevailing low pressure area in northern Tamil Nadu is likely to move west-northwest in the next few hours and turn into deep low pressure. Due to this, some parts of Krishnagiri and Tirupur districts will receive heavy or very heavy rain with thunder and lightning today. Thundershowers will develop at some places in Erode, Salem, Dharmapuri, Vellore and Kanyakumari districts.
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Thundershowers will develop at several places in Nilgiris, Erode, Krishnagiri, Salem, Ariyalur and Perambra districts tomorrow. Thundershowers will develop at Ariyalur, Perampura, Kallurkurichi, Cuddalore, Delta districts and parts of Karaikal tomorrow.
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Thundershowers will develop at several places in the southern and inland districts on the 22nd and 23rd. For Chennai, the sky will be generally cloudy for the next 24 hours. Chance of light or moderate rain in some parts of the city.
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Fishermen are advised not to venture into the Kumari Sea and the Gulf of Mannar as strong winds of 40 to 50 kmph are expected. Fishermen have been warned not to leave the northern Tamil Nadu and southern Andhra Pradesh coasts till 4 pm today as the cyclone is likely to reach speeds of 40 to 50 kmph.