Read USA TODAY's rainfall investigation How a summer of extreme weather reveals a stunning shift in the way rain falls in America. In Vermont, a 9-inch deluge last July triggered a devastating ...

An extreme rainfall event in this image corresponds to squeezing the sponge to release most of its water. This hypothesis was challenged in 2008 by analysis of a long time series of rainfall data ...

There are several reasons why NOAA’s data are outdated. The first is that it does not adequately account for how climate change is making rainfall events more extreme, First Street contends. Its ...

Climate change is intensifying the variability of precipitation due to extreme daily and overall rainfall events. Awareness of the effects of these events is crucial for understanding the complex ...

She wondered why that was. “Ever since then, imperial meteorologists have been trying to figure out why extreme rainfall can vary so much,” said Studholme, who is now an academic at Yale ...

The unprecedented deluges overwhelmed even communities accustomed to extreme weather and showed the limitations of the early-warning systems and emergency protocols established in many countries ...

Rainfall totals are projected to be so extreme that forecasters are using statistical terms, such as 1-in-25-year, 1-in-100-year, and even 1-in-1000-year events, to describe their rarity.

Overall, a day of extreme rainfall with a five-year return period -- expected intervals between events -- was associated with an 8% increase in all-cause deaths, a 5% increase in cardiovascular ...

Vietnam. Austria. The American South. In very disparate regions of the world, extreme rainfall in recent weeks has killed thousands of people, submerged entire towns, set off landslides and left ...

They also said shorter periods of extreme rainfall were more likely as temperatures rise. David Hetherington, global water research lead at Arup, a UK engineering group, says that in some areas of ...

"To examine the precise effects of heavy rain on mortality, we differentiated the rainfall events by their so-called return periods -- the statistical frequency of such extreme events -- and ...