-The Hindu
The ongoing south-west monsoon has wreaked havoc in Kerala, with as many as 20 people killed in rain-related incidents on Thursday, taking the overall toll to 87.
Here’s a look at how relentless rains over the past two months led to a chain of events which resulted in the floods.
Hitting a high
This year, the south-west Monsoon brought three spells of rains to Kerala — first during mid-June, second during mid-July and the third in mid-August.
The below graph shows that between June 1 and August 15, the daily actual average rainfall exceeded the normal (expected) average rainfall on 40 out of a total of 76 days.
Please click here to read more.