...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 2 AM MST THURSDAY... * WHAT...Southwest to west winds gusts 55 to 70 mph expected. * WHERE...In Montana, Bighorn Canyon and Southern Big Horn. In Wyoming, Sheridan Foothills. * WHEN...Until 2 AM MST Thursday. * IMPACTS...Damaging winds may blow down trees and power lines. Travel will be difficult, especially for high profile vehicles. This includes travel on I-90 through Sheridan. Secure loose outdoor items. * ADDITIONAL DETAILS...Winds through this morning will be erratic, with periodic strong winds surging down the mountain slopes. Afternoon and evening winds will be out of the west to northwest and steadier. PRECAUTIONARY/PREPAREDNESS ACTIONS... People are urged to secure loose objects that could be blown around or damaged by the wind. &&