THIRUVANANTHAPURAM: The India Meteorological Department (IMD) has warned that heavy rains are likely to intensify in the state again. Yellow alert has been issued in various districts in view of the heavy rains. Pathanamthitta, Kottayam, Idukki, Kannur and Kasaragod are on yellow alert tomorrow. Pathanamthitta, Kottayam, Ernakulam, Idukki and Thrissur have a cautionary warning for the next two days. Isolated heavy rains have been predicted. Heavy rains are defined as a situation where 64.5 mm to 115.5 mm of rain is expected in 24 hours.

In the next three hours, light rain with thunderstorms and strong winds with a speed of up to 40 kmph are likely in isolated places in Kollam, Pathanamthitta, Alappuzha, Kottayam, Idukki, Ernakulam and Thrissur. The IMD has informed that there is a possibility of light rain at isolated places in Thiruvananthapuram, Kannur and Kasaragod.

Meantime, the IMD has informed that there is no obstruction to fishing on the Kerala-Karnataka-Lakshadweep coasts today. It has also been informed that fishermen should be alert as strong winds with a speed of 45 to 55 kmph and at times up to 65 kmph are possible in the southwest Arabian Sea and central west Arabian Sea from today to September 20.