AngularJS + Openweathermap API = display weather
Add attribute ng-app="openweatherApp" to html tag. Copy content of body tag from app/index.html file and paste it to your page.
Enter a name of a city and press Search button. If there are several cities that fit searching condition a list will be shown. Click on a city in the list to get city's forecast.
Use app/stylesheet.css to add some styles.