The Met Department has warned fishermen not to venture out to the sea along Kerala's coast on Tuesday.
On Monday, the yellow alert is in force in the districts of Kottayam, Idukki, Ernakulam, Thrissur, Palakkad, Malappuram, Kozhikode, Wayanad, Kannur and Kasaragod.
Only moderate rainfall expected in the state between December 3 and 9.
The district has been experiencing torrential downpour since Thursday evening.
The rainfall received so far this year has surpassed 3521 mm rainfall recorded in 2007 and 3519 mm in 2018 when floods wreaked havoc across the state.
Based on the IMD warning, Pathanamthitta, Alappuzha, Kottayam, Idukki and Ernakulam districts have been placed under yellow alert on Monday.
Though authorities had banned pilgrimage to Sabarimala citing hazardous conditions, new orders on Saturday saw it withdrawn. However, with news that dam shutters are raised, questions linger.
The Idukki-Kallar dam shutters were opened on Wednesday night.
All educational institutions will remain shut in Kottayam, Pathanamthitta, Kollam and Alappuzha districts on Tuesday.
All educational institutions will remain shut on Tuesday in Kottayam, Pathanamthitta, Kollam and Alappuzha districts.