UWFPS 2017 daily cold-air pool forecast valid Monday 2/11/2017 1:00  PM MST

 

A weak inversion episode in underway, with PM2.5 levels exceeding 10 micrograms today in the Salt Lake Valley. A further small-build-up is expected in pollution through Wednesday as a strengthening capping inversion is modified by heating of snow-free ground in the Valleys.   Partial mix-out is expected Thursday late afternoon with the increase of southerly winds, with and end of episode expected Thursday night. Periods of stormy weather and no air quality concerns expected from this Friday through about February 21st.