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Current PM2.5 AQI levels in the Folsom area have reached: 571 AQI (Beyond Index) on Saturday, August 28. That notification, received a few minutes ago, sums up the forecast pretty well. Placerville monitor show an AQI value of 641. Pollock Pines has a PurpleAir monitor showing an AQI of 1050 (data not as reliable as AirNow)

The forecast shows some relief later today, with heavy smoke through the night and Sunday morning. Conditions improve through Sunday and Monday, barring any new fires.

https://yubanet.com/wp-content/uploads/2021/08/0828.mp4

PM2.5 AQI categories, in order: Good, Moderate, Unhealthy for Sensitive Groups, Unhealthy, Very Unhealthy, and Hazardous.

Air Quality for other cities in the Sacramento region:

Arden Arcade: Unhealthy (PM2.5)
Auburn: Unhealthy (PM2.5)
Colfax: Unhealthy (PM2.5)
Davis: Unhealthy (PM2.5)
Downtown Sacramento: Unhealthy (PM2.5)
Elk Grove: Unhealthy (PM2.5)
Folsom: Unavailable (PM2.5)
Grass Valley: Unhealthy (PM2.5)
Lincoln: Unhealthy (PM2.5)
Rio Vista: Unhealthy for Sensitive Groups (PM2.5)
Roseville: Unhealthy (PM2.5)
Sloughhouse: Hazardous (PM2.5)
Vacaville: Unhealthy for Sensitive Groups (PM2.5)
Woodland: Unhealthy (PM2.5)
Yuba City: Unhealthy (PM2.5)