Freak Montana Rains Led To Missouri River Megaflood

The extreme flooding of the Missouri River became inevitable with freak, record rainfall in Montana at the end of May. An onslaught of water struck Montana, which has since turned the heartland from the Dakotas to Missouri into a disaster zone. Large portions of southeastern Montana had rainfall as much as 600 percent of normal for the 14 days ending May 31. From May 10 through the 25, all-time May daily rainfall records were set at 10 locations in Montana:

The flooding that ensued in the first weeks of June overwhelmed Montana towns and caused about $10 million in damages to the state. FEMA officials are now touring the state to survey damages. (HT: Capital Climate)


At Scientific American, John Carey explores the scientific understanding of the influence of global warming pollution on extreme weather.

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