Severe Weather Alerts is a free, open-source app for Android devices that not only alerts you of severe weather, but also gives you some information on how to brace yourself. The app will send a notification and provide you with a link to a website where you can get more information. This is free, open-source software that doesn't require you to give your personal information or drain your device's battery. You can download Severe Weather Alerts for free from Google Play.

It is a tool that will notify you of the most severe weather that is expected in your area.