This weekend and the upcoming week will see varied weather conditions across the United States. In Memphis, scattered showers and thunderstorms are expected, with a heat advisory in effect on Monday as temperatures climb into the upper 90s and heat indices reach triple digits. Similarly, the Mid-South region will experience hot and humid weather, with possible excessive heat by midweek. In Phoenix, monsoon storm chances continue with potential for severe weather, including gusty winds and flooding, while excessive heat warnings remain in place. The Northeast will initially enjoy dry air but will see increasing humidity and heat by Monday, with possible showers late Sunday. In Mississippi, the weekend starts with showers and thunderstorms, which will help alleviate dry conditions, but temperatures will rise into the 90s. Overall, people are advised to stay hydrated, avoid prolonged outdoor activities during peak heat, and stay weather-aware.