The National Weather Service has issued winter weather advisories in eight countiesin advance of a weekend storm system that is expected to bring 1 to 2 inches of snow to parts of central and southern New Jersey on Super Bowl Sunday. The advisories, issued about 3:30 p.m. Saturday, covering parts of southern and central New Jersey, including Atlantic, Burlington, Camden, Cumberland, Gloucester, Monmouth Ocean and Salem counties. They will go into effect at 1 a.m. and continue until 4 p.m. Sunday. The National Weather Service says a weak storm system will likely drop 1 to 3 inches of snow acros…