Hello

I have a cape house I have a dormer bethroom upstairs with a walk in shower sink and toitel, below it is my first floor bathroom.. this morning before I got into the shower I notice large water spots on my first floor ceiling went upstairs it is dry upstaris shower has not been used in about two weeks but eveything else is used every day.. Now I live in New Hampshire so I have a lot of snow I have about 9 inches on my roof now so I have no idea where to start looking is it a pummbing issue and how could I tell

I notice large water spots on my first floor ceiling went upstairsWhere are the water spots located? Under what fixture? Let us know. Tom

Where are the water spots located? Under what fixture? Let us know. Tom

The water spots are pretty much located in the ceiling above the shower.. there are no fixtures...