Tornado sirens are usually the telltale sign to take cover during severe weather. In St. Louis, tornado sirens didn't go off ...

"By activating sirens for destructive storms and catastrophic flash floods, —not just tornadoes—and pairing those alerts with Wireless Emergency Alerts to mobile devices, we’re strengthening ...

Some will be alerts, while others will trigger your phone or the sirens to jolt you awake. This week's night-time storms brought flash flood warnings and watches over much of the Oklahoma City ...

A broad area from the eastern Great Lakes to the Southern Plains could see severe storms produce wind damage, hail and few tornadoes. Flash flooding is a big concern in the Southern Plains.

Tornado sirens went off in Topeka shortly before ... damaging wind and localized flash flooding. There is also a low chance for severe thunderstorms Thursday afternoon and evening.

The storms could bring heavy rain, damaging wind, hail, tornadoes and isolated incidents of flash flooding to the region ... have any type of outdoor tornado sirens. "Sirens have some notable ...

On Monday, 36 million people are under the risk of severe storms in which strong tornadoes, hail up to 2 inches in diameter and damaging straight-line winds are possible.

“If you do hear those sirens tomorrow, stop what you’re ... and find out what’s going on,” Freed warned. Meanwhile, flash flooding in Oklahoma over the weekend claimed at least one life.

AND AS THE STORMS WERE MOVING THROUGH HERE AND THE SIRENS SOUNDED AND TORNADO WARNINGS ... AS NOW THEY HAVEN’T FOUND SIGNIFICANT DAMAGE. FLASH FLOODING WAS THE MAIN THREAT.

When tornado sirens blare and floodwaters rise ... devastating wildfires in March, and flash flooding in April that claimed the lives of young people, including that of a sixth grader in Moore.