4:45 PM: No wood smoke. 24 degrees, cloudy.
5:45 PM: Faint wood smoke in the air.
7:15 PM: Faint varying wood smoke in the air.
9:00 PM: Very faint trace of wood smoke. The air is not fresh. You can notice that easily.
11:00 PM: Very faint trace of wood smoke continues. Last check of the evening.