Texas, catastrophic flooding
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Texas, Trump and flood
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The early warnings and alerts from the National Weather Service didn’t indicate a catastrophic flood was on its way.
3don MSN
In what experts call "Flash Flood Alley," the terrain reacts quickly to rainfall steep slopes, rocky ground, and narrow riverbeds leave little time for warning.
The 1978 deluge began when remnants of a tropical storm crossed the Gulf of Mexico and entered Texas north of Brownsville. When it was over, 33 were dead.
Flash flooding is common enough around the crescent-shaped region from Dallas through the Hill Country, the area earned the nickname "Flash Flood Alley."
Maps show how heavy rainfall and rocky terrain helped create the devastating Texas floods that have killed more than 120 people.
3don MSN
The Guadalupe River in Texas surged 26 feet in just 45 minutes. No one saw it coming - What began as a routine flood developed into a deadly disaster, with the death toll now in triple digits
5don MSN
Explore three decades of Guadalupe River Basin flood data by county with our interactive, searchable database.
5don MSN
A swift-moving flood that swept through the Hill Country of Texas on Friday, killing at least 79 people and leaving many more missing, was a flash flood.
Teens at the Pot O’ Gold Christian Camp near Comfort, Texas, were swamped by a wall of water as they tried to escape.