U.S. Air Quality

Clear and Hot

It's been another clear day here in Baltimore. PM 2.5 concentrations today were in the range of 12.6 and 23.1 µg/m³ (recorded at Oldtown) with temperatures reaching the 90s (around 32 centigrade) in the late afternoon. The boundary layer was a little active but stayed around 1 km.

Posted by Paul Schou at July 27, 2007 6:06 PM