The district administration has directed the officials in Coastal mandals to remain alert in view of the heavy to very heavy rains likely to occur in Nellore district on account of Lehar cyclone in the next three days. Control rooms were opened at the district collectorate with people requested to provide information at 0861-2331477 and 2331261. Mandal-level officials were instructed to monitor the situation round the clock so as to take safety measures in advance.