As tornado reports in Minnesota have led the nation so far this year, they've had more opportunity than ever to listen for the wail of sirens. Today, Nelson has a Federal Signal Thunderbolt 1000 ...

That's because the Caledonia fire siren, a 1962 1003 air raid siren, Thunderbolt, was actually a civil defense siren. Last February, CFD retired the 50 year old siren and installed a new ...

WICHITA, Kan. (KSNW) – Jonathan Marr, the deputy director for Sedgwick County Emergency Management, joined “Kansas Today” on Monday, Feb. 27, to talk about Thunderbolt sirens. The sirens ...