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PLEASE remain sheltered in place at your current location. Roadways remain dangerous and anybtravel at this time may risk your life. There are multiple situations of people trapped in vehicles across the metro region #houwx #hounews #txwx

6:12 PM · Sep 19, 2019

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In May 2015, Houston received a foot of rain in just 10 hours. The Blanco River, in central Texas, rose more than 30 feet in just over 2 hours. Entire homes were floating down the river. weather.gov/media/ewx/wxev

In April 2016, parts of Houston received more than 16 inches of rain in 12 hours. A thunderstorm remained nearly stationary over the city, turning roads into rushing rivers. spacecityweather.com/category/tax-d

Six weeks later, in May 2016, it happened again. One town northwest of Houston got 18 inches of rain in 24 hours. hcfcd.org/flooding-flood

Texas’ odds of Harvey-scale rainfall to increase by end of century

And then, in August 2017 was Hurricane Harvey — the worst freshwater flood in American history. Post-storm analysis showed that Harvey’s rains (60 inches in 4 days in some places) had already become 6 times more likely because of climate change.

news.mit.edu

An MIT study finds Texas’ risk of Harvey-scale rainfall will increase by the end of this century. By 2100, the annual probability of Hurricane Harvey’s record rainfall returning to Texas will rise to...

And now, #Imelda. With rainfall totals already surpassing 40 inches in 3 days, the current Houston-area floods are already among the worst in American history. No other urban area in America has flooded as much as Houston in the last 40 years. And we are making it worse.

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That and the urban growth... revised flood map and necessary so consumers can make educated decision on neighborhoods. nytimes.com/interactive/20

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