Federal Signal | Model 2 | St Leo | Wail Signal by NorthCentralSirens published on 2023-06-17T09:33:29Z This was a customized test of the community of St Leo's Federal Signal Model 2 siren, I activated two signals manually from the FCH controller, they were Wail and Fast Wail signals. St Leo does NOT use these signals but the standard steady tone only for tests and tornados. Test Data County: Yellow Medicine County State: Minnesota Town/City: St. Leo