Utah gets first âred flagâ fire warning of 2021 â in April Two locations in the Uinta Basin are experiencing low humidity and high winds. (George Frey | Special to The Tribune) A wildfire burns on Traverse Mountain above Lehi on June 28th, 2020. On Sunday, the National Weather Service issued its first âred flagâ fire warnings of 2021, for parts of the Uinta Basin. | Updated: 8:09 p.m. The National Weather Service is warning of fire danger in Utah already. The organization on Sunday afternoon issued its first âred flagâ fire warning of 2021, for parts of the Uinta Basin. Two locations near Starvation State Park in northeastern Utah are reporting humidity below 15% and wind of 25 mph or faster, both of which indicate increased risk of a fire starting.