On Jan. 10, 1975, an EF-3 twister struck Alabama and tore Pell City apart. It was one of 13 tornadoes that day.

Athens was under a severe thunderstorm warning Dec. 28 when a brief tornado struck downtown, causing heavy damage.

PDS warnings were first used to warn of tornado outbreaks in the Midwest ... operations officer at the weather service’s Mobile, Alabama office, told The Associated Press.

Downtown Athens was struck by a tornado Dec. 28 as a powerful storm system raced through the state. The city and portions of Limestone County were under a severe thunderstorm warning at the time ...

PDS warnings were first used to warn of tornado outbreaks in the Midwest ... and operations officer at the weather service's Mobile, Alabama office, told The Associated Press.

More: Alabama severe weather: Here's what each alert means, and how to prepare So, should people treat severe thunderstorm warnings with the same weight as tornado warnings ... Johnson's time frame ...

PDS warnings were first used to warn of tornado outbreaks in the Midwest ... operations officer at the weather service’s Mobile, Alabama office. The weather service's Storm Prediction Center ...