Critical fire weather concerns will return to western portions of central and northern Texas Monday afternoon and evening. As such, a Red Flag Warning has been issued. Relative humidities will range between 10 to 20 percent with wind gusts up to 35 mph across the warned area. Areas along and east of the I-35 corridor will see elevated fire weather conditions tomorrow as well, with relative humidities between 15 and 30 percent, and wind gusts 25 to 30 mph.