...WINTER STORM WARNING IN EFFECT FROM 5 AM FRIDAY TO 8 AM MST SATURDAY... ...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 5 PM THIS AFTERNOON TO 5 AM MST FRIDAY... * WHAT...For the Winter Weather Advisory, snow and poor travel conditions expected. Total snow accumulations up to one inch. For the Winter Storm Warning, heavy snow expected. Total snow accumulations between 5 and 10 inches. * WHERE...Treasure, Custer, and Northern Rosebud. * WHEN...For the Winter Weather Advisory, from 5 PM this afternoon to 5 AM MST Friday. For the Winter Storm Warning, from 5 AM Friday to 8 AM MST Saturday. * IMPACTS...Rapidly falling temperatures combined with rain changing to snow may result in a flash freeze on roadways this evening. Travel may become treacherous during this time. Travel conditions will remain difficult into Saturday due to heavy accumulating snow. * ADDITIONAL DETAILS...A break in the precipitation is expected tonight. Expect snow to become widespread and heavier Friday into Saturday morning. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. For the latest road conditions, call 5 1 1. &&