My Weather indicator is a cool application that shows the weather on the Unity panel. As an indicator applet, it allows to put a weather widget on your desktop.
Weather Services include: Open Weather Map, Yahoo, wunderground.com, World Weather Online.
With the Open Weather Map service, it has a weather forecast map that displays: Radar (USA and Canada), Clouds forecast, Precipitation forecasts, Current weather, Stations information.
Install My Weather Indicator:
The latest My Weather Indicator is available in a PPA repository for Ubuntu 13.04 Raring, 12.10 Quantal, and 12.04 Precise.
To install it, hit Ctrl+Alt+T to open terminal, then run command to add the ppa:
sudo add-apt-repository ppa:atareao/atareao
Then update and install
sudo apt-get update sudo apt-get install my-weather-indicator
Once installed, launch it from the Unity Dash.