thursday: light snow. turning windy. high 21 thursday evening:lake effect snow showers. windy and colder.mid teens. a powerful nor'easter will move up the east coast thursday and the heavy snow is expected to miss central new york.the frigid weather to follow will not.for this evening, increasing clouds with temperatures in the upper teens.cloudy tonight with overnight lows in the upper single digits.snow breaks out tomorrow, with most areas picking up an inch or two of accumulation. turning windy, with highs in the low 20s. frigid air returns tomorrow night as temperatures fall to near zero.bitterly cold on friday, with