Or this. I think everyone should have this app.
This all-inclusive app lets you monitor more than 35 different severe weather and emergency alerts, to help keep you and your loved ones safe.
Or text: "GETEMERGENCY" to 90999
https://play.google.com/store/apps/details?id=com.cube.arc.hzd
https://itunes.apple.com/us/app/emergency-by-american-red/id954783878?mt=8