AQI Forecast By County
Thursday, January 19
Thu Fri
Placer
25
29
Sacramento
38
33
Yolo-Solano
42
29

Air Quality Map
The map below is a 1-hour snapshot. Click to view all hours recorded since midnight.
Current map


Forecast will be issued daily by noon (PST)

A "!" next to a forecast means a Spare The Air Day has been declared for that day.
 
Forecast: AQI   Pollutant
Thu. January 19, 2017:
 38 
PM2.5    
Fri. January 20, 2017:
 33 
PM2.5    
 
Extended Forecast: Condition Pollutant
Sat. January 21, 2017:
Good  Good
PM2.5    
Sun. January 22, 2017:
Good  Good
PM2.5    
Mon. January 23, 2017:
Moderate  Moderate
PM2.5    
Tue. January 24, 2017:
Moderate  Moderate
PM2.5    
 
Actual: AQI   Pollutant
Wed. January 18, 2017:
 79 
PM2.5    

Weather Conditions:
Thursday through Saturday, moderate southerly to southeasterly winds will effectively disperse pollutants, and an upper-level trough of low pressure will enhance mixing in the atmosphere. Therefore, particle levels will be Good on all three days.