As the Autumnal Equinox approaches, various regions in North America are experiencing unusually warm weather. In the southern U.S., New Orleans and North Texas are facing a sweltering weekend with highs reaching the low 90s and heat indices soaring above 100 degrees. Relief is expected next week as cold fronts move in, bringing temperatures down to the 80s. Montreal and Toronto will also enjoy warm and sunny conditions over the weekend before cooling down next week. Meanwhile, Kansas and East Texas are anticipating isolated thunderstorms and showers over the weekend, with a significant drop in temperatures expected by Sunday night. In Pittsburgh, summer-like warmth will persist through the weekend with potential for spotty showers and thunderstorms, transitioning to more consistent rain next week.