* AFFECTED AREA...In Minnesota, Traverse and Big Stone. * WINDS...Through the late morning and midday, winds will be shifting from southerly to southwesterly at 15 to 20 mph with gusts up to 35 mph. Then, late in the afternoon into the evening another shift around to north/northeasterly behind a cold front. Wind gusts increase up to 35 to 40 mph behind the front. * RELATIVE HUMIDITY...As low as 18 percent. * IMPACTS...Any fires that ignite will spread rapidly and become difficult to control or suppress.