One of the realities of spring in Michigan is dicey weather, and May marks the beginning of tornado season in the state. But there's a way for authorities to let us know if severe weather threatens.
It's right there on your smartphone: Wireless Emergency Alerts, or WEA.
This service came about through an agreement between cell phone providers who voluntarily signed up for this service, the U.S. Dept. of Homeland Security, and a few other federal agencies.