* AFFECTED AREA. Fire Weather Zones 001 Cheyenne, 002 Rawlins, 013 Sherman, 079 Dundy, 080 Hitchcock, 252 Yuma, 253 Kit Carson and 254 Cheyenne. * WINDS. North or north northwest at 10 to 20 mph with gusts up to 30 mph. * RELATIVE HUMIDITY. As low as 10 to 15 percent. * IMPACTS. Unpredictable fire behavior. Any fires that develop may rapidly grow and spread out of control. * ADDITIONAL DETAILS. Exceptionally dry conditions persist across the entire region. 15 to 25 mph north winds are likely during the late morning and early afternoon. Winds may weaken to 10 to 15 mph during the mid to late afternoon. Confidence remains low with regard to whether or not gusts will reach or exceed 25 mph for an extended period of time.