A significant heat wave is currently impacting the western United States, with temperatures climbing far above seasonal norms. As reported by The Atlantic, a heat dome has formed over a large area stretching from California to Montana and Texas, causing temperatures to reach levels never before seen in March. In Colorado Springs, temperatures are forecast to hit 90°F (32°C), considerably higher than the typical 55°F (13°C) for this period. Phoenix is experiencing highs of 106°F (41°C), roughly 30 degrees above the average. This heat wave comes after Colorado's warmest winter on record, with temperatures 8.1 degrees higher than the 20th-century average.