Floods, the most common and hazardous natural event in Sri Lanka, are mainly caused by excessive rainfall received during monsoons resulting from development of low-pressure systems in the Bay of Bengal. From 2004 to 2014, Sri Lanka faced 23 flood occurrences with over 500 lives being lost and 9 million people affected. These floods caused an economic loss of USD 1 billion, reveals data availab...

For the first time in India, Doppler Weather Radar (DWR) has been used to track a cyclonic storm, which formed over Bay of Bengal. Selected few radar images cyclone have discussed here bring out some important features this storm.