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AQI Forecast by County
Saturday, August 17
Sat Sun
El Dorado
54
49
Placer
58
50
Sacramento
51
48
Yolo-Solano
46
44

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


Easy Ways to Improve Air Quality
Air pollution poses a health risk to everyone. Your risk depends on your age, current health status and the length of exposure to the pollution. Some people are more vulnerable, especially children, pregnant women, the elderly, and those with lung or heart disease.

Here are five ways to reduce pollution:

  1. Cut back on driving
  2. Never use charcoal lighter fluid
  3. Don't idle - turn off your engine when parked
  4. Use electric-powered tools
  5. Refuel after the sun goes down

A Spare The Air alert in the Sacramento region will be issued when the AQI for ground-level ozone pollution is forecast to reach 126 or above.

Sacramento Region Ozone Air Quality Forecast updated by noon
Today (Sat, Aug 17)
58 AQI - Moderate
Tomorrow (Sun, Aug 18)
50 AQI - Good

Yesterday's High Extended AQI Outlook
Fri, Aug 16
140 AQI - Unhealthy for Sensitive Groups
Ozone
Mon, Aug 19
Moderate
Tue, Aug 20
Moderate
Wed, Aug 21
Moderate

Air Quality Forecast and Weather Discussion
Friday, winds will shift to onshore and increase in the evening. However, light winds during the day will limit dispersion, and triple digit temperatures along with sunny skies will enhance ozone formation. As a result, ozone levels will be Unhealthy for Sensitive Groups in the Sacramento region. Saturday and Sunday, an approaching upper-level trough of low pressure will enhance mixing in the atmosphere. Additionally, moderate onshore winds will disperse pollutants, and cooler temperatures will hinder ozone development. Thus, ozone levels will be low-Moderate on Saturday and high-Good on Sunday.