Live updates: Thousands of families asked to evacuate amid fast-spreading Colorado fires
ABC News
Many areas of Colorado are facing extreme drought.
Thousands of people are being asked to evacuate immediately as winds fuel fast-spreading wildfires in Boulder County, Colorado.
Several small grass fires, sparked by downed power lines amid gusty winds in central Colorado, according to the Boulder County sheriff, have grown into raging blazes Thursday afternoon.
Louisville, Colorado, with a population of about 20,000, is being asked to evacuate, according to the Boulder Office of Emergency Management. The entire city of Superior, Colorado, with a population of about 13,000 people, is also being asked to evacuate.
The National Weather Service of Denver/Boulder described the situation in Louisville as life-threatening in an alert on Twitter Thursday afternoon, while urging people to leave immediately.