The Philadelphia region is experiencing a notable weather transition, beginning with a wintry mix of snow and ice on Tuesday morning. According to CBS News, this initial cold snap is set to give way to a significant warm-up later in the week, with temperatures expected to climb into the 50s and 60s. The immediate forecast includes a chance of showers moving southward overnight, with daytime highs remaining in the 40s until the warmer air arrives. Residents can anticipate the snow showers to dissipate before the full effects of the warm-up are felt, providing a brief respite with clearer skies.