Good Weather - Open source weather app for Android.

Weather.com - The Weather Channel and weather.com provide a national and local weather forecast for cities, as well as weather radar, report and hurricane coverage

MetarWeather - The MetarWeather utility decodes METAR weather reports from around the world, and displays them in a simple weather report table

Tray Weather - Tray Weather is a simple application to retrieve and show weather information for a given geographic location in a small dialog and in the Windows OS system tray.

3DWeather - 3DWeather Free is a unique weather application for Mac that shows weather statistics in 3D animated themes.

YoWindow - YoWindow is a new kind of weather app that works like your window.