The National Weather Service in Goodland has issued a Red Flag Warning for wind and low relative humidity, which is in effect from 10 AM to 8 PM CDT Thursday. * AFFECTED AREA...Fire Weather Zone 004 Norton. * TIMING...From 10 AM to 8 PM CDT Thursday. * WINDS...Northwest 15 to 20 mph with gusts up to 30 mph. * RELATIVE HUMIDITY...As low as 13 percent. * IMPACTS...Unpredictable fire behavior. Any fires that develop may rapidly grow and spread out of control.