PROVIDENCE, R.I. -- Expect patchy fog, rain and a high of just 42 degrees in Providence on this Thursday, according to the National Weather Service."Low pressure over Virginia will pass south of Nantucket this afternoon and pass south of Nova Scotia tonight," the weather service said. "This will bring a period of chilly rain today.Northwestern Connecticut and western Massachusetts, especially at higher elevations, could get some snow, according to the weather service.