The snowpocalypse is when a weather man predicts large amounts of snowfall in a short period of time (commonly known as a blizzard). In the winter of 2010 on the east coast of the US, there has been a lot of snowfall, prompting people to talk about the snowpocalypse.
You know it's coming (or already here) when:
- Flights are canceled left and right.
- Weathermen are getting very excited in their reports.
- Mayor Bloomberg closes the public schools the night before the school day even starts.