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  2. California earthquake warning app is now available on more ...

    www.aol.com/news/california-earthquake-warning...

    California's free earthquake early warning app, MyShake, is now available for Mac computers and Chromebooks — a major expansion of access for the warning system. ... Weather. 24/7 Help. For ...

  3. Citizen (app) - Wikipedia

    en.wikipedia.org/wiki/Citizen_(app)

    On September 19, 2017, the app expanded into San Francisco, California, [23] soon after spreading service to the larger Bay Area. [32] In 2018 and 2019, the app began receiving attention in the press, in particular after alerting a New York school principal of a nearby terrorist attack before the event reached the news.

  4. Wireless Emergency Alerts - Wikipedia

    en.wikipedia.org/wiki/Wireless_Emergency_Alerts

    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 ...

  5. Emergency population warning - Wikipedia

    en.wikipedia.org/wiki/Emergency_population_warning

    Alert signal in France End of alert signal in France. In France, the population warning is made via air raid siren. This network is called the "Réseau national d'alerte" (RNA). The system is inherited from the air-raid siren network (défense passive) developed before World War II. It consists of about 4,500 electronic or electromechanical ...

  6. Why your phone weather app probably won’t tell you if you’re ...

    www.aol.com/why-phone-weather-app-probably...

    And the temperatures can be significantly higher than what the weather app on your phone suggests. “If you walk around with your weather app, they don’t really change based on location ...

  7. California fires weather forecast: 'Dangerous' wind situation ...

    www.aol.com/california-fires-weather-forecast...

    As strong winds in Southern California pick up further early on Tuesday, a "particularly dangerous situation" with a red flag warning will go into effect in western Los Angeles County and most of ...

  8. Weather Underground (weather service) - Wikipedia

    en.wikipedia.org/wiki/Weather_Underground...

    There was an app developed for Roku devices, which has been deleted. [28] In February 2015, Weather Underground released an iOS app called Storm. [29] This app is universal, and can be used on both iPhone and iPad. Other apps by Weather Underground include WunderStation [30] for iPad and WunderMap [31] for iOS and Android. In 2017, Weather ...

  9. California weather - live: Tornado warning near LA as ... - AOL

    www.aol.com/california-weather-live-tornado...

    California’s first blizzard warning since 1989. For premium support please call: 800-290-4726 more ways to reach us