A developing weather system prompted a red alert for extremely heavy rainfall in several Tamil Nadu districts. Chennai and surrounding areas are under yellow and orange alerts for heavy rainfall through November 30.

The deep depression is set to bring significant rainfall to coastal districts like Nagai, Karaikal, Thanjavur, Mayiladuthurai, and Ramanathapuram. These areas are likely to bear the brunt of the weather system. The storm’s proximity is expected to bring intense rainfall to the Delta region, which could result in localized flooding and waterlogging.

The KTCC (Kanchipuram, Tiruvallur, Chennai, Chengalpattu) region is predicted to get heavy rains for the next three to four days. As per the weather blogger R Pradeep John (PJ), Nagapattinam, Thanjavur,

The India Meteorological Department has issued a yellow alert due to forecasts of heavy to very heavy rain in Chennai and surrounding districts until Friday. A low-pressure system is expected to evolve into a depression over the Bay of Bengal,

Due to the Fengal cyclone forming in the Bay of Bengal, heavy rain is expected in Tamil Nadu's coastal districts. The low-pressure area in the Bay of Bengal has intensified into a deep depression. It is expected to move west-northwest and strengthen into a cyclone tomorrow.

The India Meteorological Department (IMD) has issued a red alert for extremely heavy rainfall in three central districts of Tamil Nadu on November 26 and two districts on November 27. Additionally, a yellow alert for heavy rainfall in Chennai will remain in effect from November 27 to 29,