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[1] [2] The app uses radio antennas installed in major cities to monitor 911 communications, [5] with employees filtering the audio to generate alerts. [5] The app is currently available for iOS and Android devices [6] in the United States covering over 60 cities, [7] including New York City, the San Francisco Bay Area, Baltimore, Los Angeles ...
An example of a Wireless Emergency Alert on an Android smartphone, indicating a Tornado Warning in the covered area. Wireless Emergency Alerts (WEA), formerly known as the Commercial Mobile Alert System (CMAS) and, prior to that, as the Personal Localized Alerting Network (PLAN), [1] is an alerting network in the United States designed to disseminate emergency alerts to cell phones using Cell ...
It can be used, for example, via a smartphone app. Registration to the system is free and it currently serves around 2.5 million users. The app is available worldwide in the app stores for iPhone, Android and Windows Phone. Since July 2017, Katwarn has also been available in Austria.
When a tornado warning is issued, the NWS recommends taking immediate action and moving to the lowest floor of a sturdy building and avoid windows. If you're in a car or mobile home, find the ...
A warning means a tornado has been sighted or weather radar indicates rotation and a possible tornado. It represents imminent danger to life and property and urges immediate action to get to a ...
The warning is then disseminated to the public through terrestrial television and radio stations, online media, mobile app and SMS messaging through Emergency Mobile Alert (EMA); if a tornado has been sighted or indicated by radar within the warned area during the severe thunderstorm warning's duration, civil defense sirens, if present, are ...
An example of a tornado warning polygon issued by the National Weather Service. A tornado warning (SAME code: TOR) is a public warning that is issued by weather forecasting agencies to an area in the direct path of a tornado, or a severe thunderstorm capable of producing one, and advises individuals in that area to take cover.
Unlock advanced, hyperlocal severe weather alerts when you subscribe to Premium+ on the AccuWeather app. AccuWeather Alerts™ are prompted by our expert meteorologists who monitor and analyze ...