Thiruvananthapuram: The India Meteorological Department (IMD) has issued a yellow alert for several districts in Kerala, forecasting isolated heavy rainfall across the state over the next five days.

According to the weather bulletin, the alert signifies the likelihood of heavy rainfall ranging between 64.5 mm and 115.5 mm within a 24-hour window.

District-wise 5-day yellow alert schedule

October 18, 2026: Palakkad, Malappuram, Kozhikode, Wayanad, Kannur and Kasaragod.

October 19, 2026: Pathanamthitta, Kottayam, Idukki, Ernakulam, Malappuram, Wayanad and Kannur.

October 20, 2026: Thiruvananthapuram, Kollam, Pathanamthitta, Alappuzha, Kottayam, Idukki and Ernakulam.

October 21, 2026: Thiruvananthapuram, Kollam, Pathanamthitta, Alappuzha, Kottayam, Idukki, Ernakulam, Thrissur, Palakkad and Malappuram.

October 22, 2026: Idukki, Ernakulam, Thrissur, Palakkad, Malappuram, Kozhikode, Wayanad and Kannur.

Disaster management authorities have advised residents in vulnerable and low-lying areas to remain cautious as isolated heavy downpours may lead to temporary waterlogging and localised disruption.