8:30 PM: No wood smoke yet. Brief rain shower around 5:45 PM. 76 degrees and mostly cloudy at this time.
9:00 PM: No wood smoke. Going to bed.
11:00 PM: Woke up. No wood smoke.
Midnight: Woke up again shortly after midnight. The air was clear.
There was a little rain early in the evening that may be why there was no wood smoke. Fresh air is so nice and so rare in this city.