BHUBANESWAR: Heavy rains continued to lash several districts of West Bengal, Odisha and Jharkhand on Wednesday due to a low-pressure area in the eastern region.The Meteorological department has forecast heavy rain in several districts of West Bengal till October 5 under the influence of the low-pressure area formed over southwest Jharkhand and adjoining northern Chhattisgarh. Also, heavy rains continued to pummel several parts of Kerala on Tuesday affecting normal life and raising water level of several rivers in the state to the dangerous mark.As the rains continued in the state, the India Meteorological Department (IMD) issued an orange alert in the southernmost district of the state and yellow alert in Kollam, Pathanamthitta and Alappuzha districts.