The latest information (11AM ,10/8/2012) from the Missoula City/County Health Department says the air In the Missoula Valley was unhealthy for sensitive groups as of mid-day Monday. In the Bitterroot Valley it was unhealthy for all groups. The majority of the smoke is coming from the Powell  SBW complex and other fires burning Idaho. Fire officials say only fall rains will bring an end to the burning and the smoke.