Flash flood
A flash flood is a rapid flooding of low-lying areas: washes, rivers, dry lakes and depressions. It may be caused by heavy rain associated with a severe thunderstorm, hurricane, or tropical storm, or by meltwater from ice and snow.
From Wikipedia
Environment
"23 Missing in Indonesia as Flash Floods Devastate Remote Papua Regions"
Environment
"Search Continues for 23 Missing After Nduga Flash Floods Devastate Region"
United States
Typhoon Kalmaegi Claims 26 Lives in Philippines, Strands Many Amid Flooding
United States
Tragic Rescue: Man Drowns in Flooded Brooklyn Basement While Saving His Dog
United States
Hurricane Melissa: A Looming Threat That Could Devastate Jamaica’s Shores
United States
Tropical Storm Melissa Stalls Near Jamaica, Threatens Haiti with Heavy Rain and Danger
United States