Weather Watcher

Weather Watcher is your personal Windows desktop weather station. Automatically retrieve the current conditions, hourly forecast, daily forecast, and detailed forecast as reported by The Weather Channel, severe weather alerts from NWS (US only), and weather maps for over 77,000 cities world-wide. The current conditions can be quickly viewed by holding your mouse pointer over the Weather Watcher system tray icon.

It will allow you to automatically retrieve your weather data at a set interval, display the current temperature in a customized tray icon, display the current condition image in a tray icon, designate which weather information is displayed in the Weather Watcher system tray tooltip, convert the weather data using almost any conversion, display a weather map as your desktop wallpaper, log the weather data in any format, export the weather data in any format, customize the look of the Weather Watcher interface and icons via skins, and much more.

Features:
>Severe weather alerts from NWS (US only)
>700+ weather maps
>Weather as reported by The Weather Channel
>18+ weather unit conversion choices
>Locally export and log weather data
>Skinned interface/forecasts
>Customizable system tray icon/tooltip
>Dual tray icons for temperature and condition image
>Proxy server support
>Forecasts available for 77,000+ cities world-wide
>Current weather conditions
>46-hour forecast
>10-day day/night forecast

Find informations about the weather and customize this tool as you need .Can set conversion options and can add cities from all over the World.