National Weather Service United States Department of Commerce

The STI website has been migrated to the NOAA Virtual Lab (VLab). Click here to go to the new site:  Your browser will automatically be redirected in 5 seconds. Please update any bookmarks that you might have.

National Air Quality Forecast Capability (NAQFC)



NAQFC develops and implements operational air quality forecast guidance for the United States. Current operational predictions include ozone, smoke, dust and fine particulate matter (PM2.5) at the surface in the air we breathe.


National Air Quality Forecast System which provides the U.S. with ozone, particulate matter and other pollutant forecasts with enough accuracy and advance notice to take action to prevent or reduce adverse effects.


Work with EPA, State and Local Air Quality agencies and private sector to develop end-to-end air quality forecast capability for the Nation.


Nationwide Operational Air Quality Forecast Guidance:

Forecast Guidance for Ozone and Smoke Nationwide and for Dust over Contiguous 48 States (CONUS)