The Met also says that there is 71 per cent probability of the rains being normal to excess while just 29 per cent probability of it being below normal to deficient
A yellow alert has been issued for Thiruvananthapuram, Kollam, Pathanamthitta, Alappuzha, Kottayam, Ernakulam, Idukki, Malappuram, and Kannur districts on June 1