Get quick and free access to alerts from the U.S. National Weather ServiceWeather Alertz provides a free, quick, and simple way to receive weather and nonweather related alerts from the U.S. National Weather Service and other government agencies. Enter locations by zip code county, or marine zone. Unlimited locations allowed. Receive alerts for the entire U.S. and surrounding coastal waters, including Alaska, Hawaii, Guam, American Samoa, Puerto Rico, and the Virgin Islands. Includes 15 alert categories 121 individual alert types. Lets you choose which alert types you want to be notified for. Notifications show up in the device39;s status bar. For notifications, you can play a ringtone, vibrate the device, and flash the LED lights. You can mute ringtones before and after particular times of the day. Ability to automatically poll for new and updated alerts, as frequently as every 3 minutes. Current alerts are stored on the device, which means less data needs to be downloaded. View a map showing the current alerts for the U.S. and surrounding coastal waters. No advertisements. No subscription fees or inapp purchases. Upgrade to Weather Alertz Pro, to get current location tracking, push notifications, and the ability to use different ringtones for weather warnings, watches, advisories, and statements.Alert categories: Air Quality Civil Emergency Earthquake and Tsunami Fire Flood Fog, Smoke, and Dust Heat Hurricane and Typhoon Hydrology Marine Special Thunderstorm and Tornado Volcano wind Winter WeatherExplanation of app permissions: INTERNET: Required for downloading alerts from National Weather Service servers. VIBRATE: Users have the option of vibrating the device when notifications arrive. WAKELOCK: This prevents the device from sleeping when updating alerts. RECEIVEBOOTCOMPLETED: Allows the app to start up after the device is rebooted.