A winter storm barrels across a region, dumping thick, swirling snowflakes on one city, while only a few miles away, fat ...

Sleet forms when raindrops fall through a larger layer of freezing air, allowing the rain to refreeze into small ice pellets before reaching the ground. But for snow, there can't be any warm ...

Virga is precipitation—usually rain or snow—that falls from a cloud but evaporates or sublimates before it hits the ground. So, while radar picks up on the raindrops or snowflakes falling from ...