Do you know, Google Earth 5.2 projects images of rain and snow over the areas with those weather patterns as it's actually happening! You can like meteorologist track wet weather patterns ranging from light drizzle and snow to hurricanes and blizzards. This's a fun and useful tool for anyone planning to travel or wants to check a specific area.
"First enable "clouds layer," then zoom into a particular location where it might be raining or snowing. Currently, precipitation data cover some areas in North America and Europe. You can see if it's available in certain places by enabling the radar layer."