When It Rains It Pours

Very heavy downpours are happening more often. Watch how many more of the rainiest days on record are happening now compared to the past.

Heavy rain can be incredibly destructive. Explore these 10 huge downpours to learn about the impacts of heavy rain, including flooding, sewage overflows, and billions of dollars in damage.

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Top 10 precip event
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Animation shows the timing of the top 10 heaviest precipitation days at more than 3,000 rain gauges, nationwide.
Increase in the number of heavy downpours since 1950 (downpour = top 1% heaviest rain)
0%
1% - 25%
26% - 50%
51% - 75%
76%+
pre-
50's
50's
60's
70's
80's
90's
00's
10's
30%
annual avg rainfall
48 hours
13.6
inches
2 day
Nashville, Tennessee
May 1-2, 2010
estimated damage
Number of Heavy Downpours in