* WHAT...Heavy snow possible. Total snow accumulations between 6 and 12 inches possible. Winds could gust as high as 40 mph.
* WHERE...Big Belt, Bridger and Castle Mountains, Little Belt and Highwood Mountains, and Gallatin and Madison County Mountains and Centennial Mountains.
* WHEN...From Thursday afternoon through late Friday night.
* IMPACTS...Travel could be very difficult and tire chains may be required for some vehicles. Those in the backcountry should ensure they are prepared for dangerous conditions.
* ADDITIONAL DETAILS...Significant travel impacts to the Thursday and Friday commutes are possible for Bozeman Pass and along Highway 191 south of Bozeman.
* AFFECTED AREAS: LITTLE BELT AND HIGHWOOD MOUNTAINS ... BIG BELT, BRIDGER AND CASTLE MOUNTAINS ... GALLATIN AND MADISON COUNTY MOUNTAINS AND CENTENNIAL MOUNTAINS
