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Warning Sirens


The Warning Sirens are tested on the 1st Wednesday of each month at 9:15 am (beginning January 2022).

When you hear a Warning Siren and it is not a test, you should tune to your local radio or television station for information.

LOCAL RADIO STATIONS

  • WZYP at 104.3 FM
  • WVNN at 770 AM
  • WKAC at 1080 AM

LOCAL TV STATIONS

  • WAAY ABC Network
  • WAFF NBC Network
  • WHNT CBS Network
  • WZDX Fox Network
  • WTZT ZTV

The Warning Sirens will be activated under the following conditions:

  • A Tornado Warning has been issued for Limestone County.
  • A Tornado Warning has been issued for an adjoining county and the tornado is expected to move into Limestone County.
  • An emergency exists at the Browns Ferry Nuclear Plant and the public should be alerted to take specific actions.
  • A national emergency exists and the public should be alerted to take specific actions.

The Warning Sirens are for outdoor notification only. Sirens may not be heard when indoors.
Residents need to obtain a Weather Alert Radio in order to receive notification when indoors.

Sign up to receive emergency alerts on your phone through Smart911.

Additional Resources