A warm front will lift through Tuesday morning with a round of showers and thunderstorms likely.  A second round of thunderstorms are possible during the afternoon into the early evening as a cold front follows.  Right now the Storm Prediction Center has highlighted parts of northern Pennsylvania at a 1 out of 5 on the severe weather scale with just a marginal risk of severe thunderstorms.  Sunshine will return Wednesday with temperatures back up to near 80.