Thunderstorm with light to moderate rainfall & gusty winds speed reaching 40 Kmph is likely at one or two places in the Thiruvananthapuram, Kollam, Pathanamthitta, Alappuzha, Kottayam, Idukki, Ernakulam, Thrissur & Palakkad districts; Light rainfall is very likely at isolated places in the Malappuram, Kozhikode districts of Kerala.
