The Philadelphia area is bracing for severe thunderstorms and heavy rain as the National Weather Service has issued multiple thunderstorm watches and warnings for the region, including Southeastern Pennsylvania. Strong storms with damaging winds and a tornado risk are expected to impact areas such as Lancaster, York, and Chester counties. As thunderstorms move in this afternoon, residents are advised to prepare for potential severe weather conditions, including gusty winds and lightning threats. Following a weekend of showers and unstable weather, the forecast anticipates a return to sunny skies later. Updates on the situation indicate that some warnings may expire as storms weaken, but vigilance is urged as severe weather continues to pose a risk.