Record low temperatures in jeopardy

Record lows for tomorrow morning (1/7/2014):

Central Park, NY -- 6 ( 1896)
Newark, NJ  -- 10  (1996)
LaGuardia, NY  -- 11  (1968)
Islip, NY --  13  (1988)
JFK, NY --  8  (1968)
Atlantic City, NJ -- 4 (1884 -- yes -- 1884)
Trenton, NJ -- 6  (1912)
Philadelphia, PA  -- 7  (1988)