Meteorologist Shawn Cable explains why, in some cases, tornado sirens sound even if your town isn't included in the warning.

The City of St. Louis tested tornado sirens again Wednesday after Mayor Cara Spencer said Tuesday’s test revealed systemic failures.

The fire department will be testing the tornado sirens at noon Wednesday. The testing should last 20 to 30 minutes.

Marion County plans to move its monthly tornado siren test from the last Saturday of each month to the last Wednesday of the ...