Power was out for a large area of Marshfield after a fire on primary lines behind Ferry Street this morning. It’s not clear how it happened, possibly from a transformer fire resulting from a lightning strike. It left live wires down and on fire at around 10:15 Friday morning. At the height of the outage, NSTAR reported about 3,800 customers out in Marshfield, 60 in Duxbury and 500 in Kingston. As of 1:00pm, 3,100 customers were still reported out in Marshfield, with 275 still out in Kingston. As of 6:00pm only 4 outages reported in Marshfield, 4 in Kingston, and 20 in Plymouth.