An extreme and sprawling heat wave has enveloped southeastern Asia since last week, and numerous all-time record high temperatures have fallen, according to AccuWeather meteorologists. A multiweek heat wave impacting southeastern Asia has shattered all-time records, prompted school closures and killed at least 13 people, according to officials. Temperatures in parts of Bangladesh, China, India and Thailand have been regularly exceeding 100 degrees Fahrenheit (38 degrees Celsius) this month. Meanwhile, Thailand set an all-time record high for any time of year.