Several grass fires near Boulder, Colorado, forced thousands of people to flee their homes Thursday, officials said, as high winds knocked down live power lines. The National Weather Service called it a "life-threatening" situation, as one gust of 110 mph was reported in the region. On Thursday afternoon, a cloud of dark gray smoke could be seen blowing over the town of Superior, located about 20 miles northwest of Denver. The entire town, which has about 13,000 residents, was ordered to evacuate because of a fire that spread northwest of town, according to a notice sent to residents. The town of Louisville, Colorado, with some 20,000 residents, was also ordered to evacuate due to the fires. For the latest information, visit the link in our bio.