QC Metro Area Adopts Common Siren Guidelines

National Weather Service News Release

Outdoor Warning Siren

Common guidelines for activating outdoor warning sirens have been formally adopted by Rock Island County, Scott County, Rock Island Arsenal as well as the cities of Moline, East Moline, Rock Island, Davenport, Bettendorf and many smaller communities.

Under the Quad City Metro area outdoor warning system guidelines, sirens will be sounded for:

  • tornadoes,
  • thunderstorms with winds 70 mph or greater (potential for whole trees to snap or uproot), or
  • golf ball sized hail or larger (potential for windows to break). 

  Complete QC Siren Guidelines

 Frequently Asked Questions

  1. What do the guidelines say?
  2. What should I do when I hear the sirens?
  3. When are sirens tested?
  4. Why don’t the outdoor warning sirens sound an all-clear signal?
  5. Why will the outdoor warning sirens be sounded for hail and wind?
  6. How often can I expect the sirens to sound for severe weather?
  7. Why were the guidelines developed?
  8. How were the guidelines developed?
  9. Has my community adopted the guidelines?
  10. Why can’t I hear the sirens in my house?
  11. How can I get alerts when I’m at work or in my house?
  12. Will the sirens warn me of every dangerous storm?
  13. Where can I read the guidelines?
  14. Who activates the sirens?
  15. How can I get more information?


Quick facts about...  Background information about...
QC Metro Area Severe Weather Risk Assessment  Watches and Warnings
Hail  Storm Based Warnings
Straightline Wind /Derechos  Tornadoes
Tornadoes  StormReady
NOAA Weather Radio All-Hazards  Effective Severe Weather Strategy
   National Weather Service





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