Free and open source app that informs you of various weather hazards, courtesy of the National Weather Service.
Contribute to the source code:
https://github.com/qconrad/severe-weather-alerts
Features:
-Completely free. No ads and no in-app purchases
-Personalized Graphical Forecasts
-Hazard icons
-Original NWS colors
-Informative Notifications
-Location based
-View alerts after they are no longer active
-See the history of how an alert has changed
-Aesthetically pleasing