There’s been quite a bit of debate recently about the Southern states’ inability to handle what at least to the North might barely even qualify as a light dusting. Now, Reddit user atrubetskoy has taken the opportunity to create a fantastic map detailing just how much snow it typically takes to keep kids home.As baffled as some Northeasterners may be at the South’s recent descent into chaos, the fact of the matter is that, for nearly half the country, the slightest possibility of any snow at all is enough to shut down the local school system—if not the city as a whole.Some clarifications on the map from its creator, atrubetskoy, follow:

via How Much Snow It Takes to Cancel School Across the US.