in this application which used the node js and which give the notification of live wheather
3. The application displays weather data for Bangalore by default. By modifying the city name in the API URL, you can change this to a city of your choice.
const url = "https://api.openweathermap.org/data/2.5/weather?q=${city}&appid=${apiKey}&units=metric";
You can create your own API Key using https://openweathermap.org/, which is free to use.
Open a terminal inside the directory. Type node app.js