The Mountain West region is currently experiencing a significant heatwave, marked by record-breaking temperatures that have persisted since December. Federal scientists have reported that the recent winter was the second warmest in 131 years, with states like Utah, Idaho, Nevada, Arizona, Wyoming, Colorado, and New Mexico experiencing notably high temperatures in February. Forecasters predict that this trend will continue, with Las Vegas and Phoenix anticipating historic heat levels in the upcoming week. Temperatures in the southwest are expected to reach around 100°F (38°C), an unprecedented event for this early in the year.