An air stagnation advisory remains in effect until 10 a.m. Tuesday.

* Synopsis…high pressure remains over the area. strong and  persistent temperature inversions will trap pollutants in the  valleys. air quality will be compromised through tuesday  morning.

* Locations Include: Roseburg…Green…Myrtle Creek…  Canyonville…Steamboat…Grants Pass…Cave Junction…  Medford…Ashland.

* impacts…pollutants may reach unhealthy levels through  tuesday morning.

* For a detailed view of the hazard area…visit  http://www.wrh.noaa.gov/wrh/whv/?wfo=mfr

An air stagnation advisory indicates that due to limited movementof an air mass across the advisory area…pollution willincrease.