The Office of Civil Defense (OCD) on Friday urged the public to remain vigilant and cooperative ahead of the May 12 midterm ...

Police lights activated on an Evansville Police Department vehicle. A blue alert notifies the public following the disappearance, assault or death of a law enforcement officer and the suspect ...

BEIJING, April 14 (Xinhua) -- China's meteorological authorities on Monday evening issued a blue alert for strong gales that will sweep the country's northern regions and coastal areas.

Sandstorms will continue to lash a variety of regions during the period, according to a blue alert, which was also renewed on Sunday. Meanwhile, blizzards are expected to hit parts of Inner ...

Don't know what exactly that alert you got on your phone was? Here's what a purple alert and all the different color-coded alerts in Florida mean.