A powerful winter storm is preparing to slam the region with heavy snow as well as some wind though the snow will really grab headlines. 8-12″ are expected in Cumberland and York Counties in ME and most of SW NH as well. 3-6″ in northern NH and in ME North to Augusta. 1-3″ in northern ME.
A powerful low will extend a warm front ahead of its move SE under a powerful high. This will bring a good steady snow and efficient accumulation. see other post for more in-depth analysis.