From Loktar Development:
Dtop Blizzard, a screensaver giving you the chance to experience a realistic blizzard on your computer... without the freezing temperatures of course. The screensaver comes with 10 winter scenes for it to snow on, an image of your choosing, or just let it snow on your desktop. There are many settings to play with and change including, size, how much snow, how much wind and types of snowflakes. There are two types of snowflakes to choose from.