Photo used for illustrative purposes.
The argument broke out on Wednesday when a 48-year-old man and his three sons were allegedly syphoning large quantities of water from a public tank near Thanjavur in Tamil Nadu state.
A local man, named as D. Anand Babu, confronted them and violence broke out, police said. Babu was taken to hospital and died the next day. His father was also injured in the altercation.
Vast swathes of India have been sweltering a heatwave in recent days with temperatures nearing 50˚C in northern states like Rajasthan and Uttar Pradesh.
Large areas have also been hit by drought, leaving millions dependent on water trucks and adding to the misery of farmers in states such as Tamil Nadu, Maharashtra and Karnataka.
The problems have been exacerbated by the late arrival of monsoon rains, although they were due to make landfall in southwestern India within 24 hours, forecasters said Friday.
At least 24 people were killed in the northern state of Uttar Pradesh on Thursday overnight as raging winds flattened homes, trees and electricity poles.
State disaster officials told AFP that 56 people were injured in the freak dust storms that swept large parts of the state.
The weather office predicted winds ranging between 50 and 70 kilometres per hour (30 and 50 mph) would hit parts of the state over the next two days.
Last year a similar dust storm left a trail of destruction across the northern state, killing at least 150 people.
Dust storms engulfed areas of Abu Dhabi and Al Ain. Motorists were urged to exercise caution in the streets
NCM shared videos showing towering dust swirls over the ridges in wet and windy conditions.
Northern Saudi Arabia is experiencing dust storm on Friday evening, it is expected that the storm would head towards the centre, east of the Kingdom and other Gulf States in the coming days.
The government weather agency issued a rare red warning for the area, saying there was a risk of "significant impacts from flooding" that included a "danger to life from fast flowing water, extensive flooding to property and road closures."
US President Donald Trump said on Friday that Americans might not know the winner of the November presidential election for months due to disputes over mail ballots, building on his criticism of a method that could be used by half of US voters this year.
Dubai Economy also urged everyone to report any non-compliance to the precautionary guidelines through the Dubai Consumer app available on the Apple and Google stores, by calling 600545555, or by visiting the Consumerrights.ae website.
The government has also introduced a Pass Track Application that all travellers will be required to install in their mobile phones. A health declaration form is also required to be filled 48 hours before arriving in the country.