Rains occurred at most parts in Kerala and Lakshadweep with several houses suffering damage and trees getting uprooted in various places in Thiruvananthapuram.
A tree fell on the tracks at Nemom when the Thiruvananthapram-Chennai-Egmore train was to pass following which the rail traffic was held up for some time, railway sources said.
Many houses were damaged in strong winds in the district.
Several instances of trees getting uprooted were reported from various parts of the state capital, causing disruption in power supplies.
Heavy to very heavy rainfall is most likely to occur at one or two places in Kerala from June 19 till June 22 morning, IMD's Regional office in Thiruvananthapuram said in their regional bulletin.
Alathur and Mankara in Palakkad district received 9 cm of rains while Ottapalam and Enmayur, also in Palakkad and Perinthalmana in Malappuram received 7 cm of rainfall each, IMD bulletin said.
Strong winds from northwesterly direction with speed occasionally reaching 45-55 kmph are likely along and off Kerala coast and over Lakshadweep areas during the next 24 hours starting from 1400 hrs on Friday.