The East Coast is bracing for a significant weather pattern as heavy rain and thunderstorms trigger severe weather alerts for the start of the week. Morning commuters are warned to prepare for challenging conditions due to rain and possible storms. Despite a beautiful Sunday, gray skies and storms are expected to roll in by Monday, with temperatures slightly cooler before rain takes center stage. Climate forecasts indicate scattered showers and a potential for heavy downpours throughout the week, raising concerns about flooding and wind damage in certain areas. Overall, while some relief from the heat is anticipated, humidity and storm chances will persist, making for an unsettled beginning to the workweek.