There are four main precipitation types, and the Philadelphia area can and does receive all types, sometimes all within a single storm. The four types of precipitation are rain, snow, sleet and ...

Snow is formed high in the clouds from water vapor, which is water in gas form. When a cloud is cold enough, water vapor freezes to form ice crystals, according to Kids Britannica. If the ice crystals ...

As the deep days of winter set in, millions across the country will have to contend with snow, but they won't all face the same conditions. Some will ski over fluffy snowbanks, while others will find ...