New Delhi, Feb. 1 -- The Capital is likely to receive spells of rain on Sunday, with the India Meteorological Department (IMD) issuing a "yellow alert" for the city amid forecasts of thunderstorms, lightning, strong winds and dense fog, even as minimum temperatures continued to dip on Saturday. IMD said cloudy skies will prevail through Sunday, with two spells of rain expected in some parts of the city. "A spell of very light rain to light rain accompanied by thunderstorm, lightning and gusty winds with speeds of 30-40 kmph is likely during the morning to forenoon hours," according to an IMD official. The rain activity is being triggered by the influence of another western disturbance affecting northwest India, IMD said. Delhi has already s...