Snow in Minecraft always bothered me, since it was always the same depth no matter how long it had been snowing (although, water bothers me too, but DJoslin's FiniteLiquid already fixes that and does a wonderful job, too). uSnow changes certain properties of winter, snow, and other cold things, such as ice dropping ice and/or water, torches melting, among other things. Watch the video for a full list of features.
v6.0 - Update for 1.0.0 v5.0 - Update for Beta 1.6.5. v4.0 - Adds "alwaysRaining" option. Update for Beta 1.6.4