AWeather is a free/open source application which has been designed to integrate and visualize high-quality meteorological data using an interactive Virtual Globe interface suitable for a wide range of users including weather enthusiasts, academics, and professionals. It is designed to provide more information than is typically available from weather widgets and simple desktop applications. At the same time, it strives to be simpler and easier to use than existing meteorological software packages such as GEMPAK and IDV.

AWeather Features:
1. High quality data sources
* Level-II archives
* Conus NEXRAD imagery
* Volume display of dBZ iso surfaces

2. Virtual Globe base rendering
* Including terrain, satellite, and map imagery

3. Real-time and offline mode
4. Auto-updating
5. Fullscreen mode

The license of this software is Free, you can free download and free use this application software.