This application from the Weather Channel provides a wealth of information at a glance. When closed, the current local temperature appears in your system tray.
View instant weather reports on your computer desktop. Shows current conditions, detailed hourly forecast, daily forecast, and severe weather alerts for almost every city worldwide!
Weather1 can sit in your system tray for easy access to current weather and over 700 satellite/radar/weather images. The unregistered version has limitations such as updates every 4 hours, a shareware notice, and other miscellaneous features. A full version is available for $1.00/month. This is a nifty desktop weather programs with loads of data.
Weather Depot free desktop weather software features hour by hour forecasts, NEXRAD radar images, a customizable weather ticker, TV-quality current weather and National Weather Service watch/warning maps, and more.
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Software for Your Desktop