DURANGO - The 416 Fire grew by about 100 acres Saturday and is expected to grow again Sunday due to high temperatures, low humidity, and increasing winds, the fire management team said in a news release. A Red Flag Warning is in effect from 11 a.m. to 8 p.m. Sunday. Winds are expected to increase to 10 to 20 mph, with occasional gusts up to 35 mph in the afternoon and evening.