The highest AQ index in Washington (as of 14:00 PST) is currently the Ellensburg area. Particle Pollution (PM2.5) is measuring at 43 (Good). This means air quality is satisfactory, and air pollution poses little or no risk.
Over the next few days, the highest Particle Pollution (PM2.5) will be in the Bremerton-Silverdale-Bainbridge Island area. It is forecasted to be Good, meaning air quality is satisfactory, and air pollution poses little or no risk.
For Feb 13-18 (Fri-Weds): Dry, cool, and calm weather this weekend means some MODERATE air quality mostly from wood smoke from home heating. More chances of rain and mostly GOOD air quality well into next week.
| Range | 0 - 50 | 51 - 100 | 101 - 150 | 151 - 200 | 201 - 300 | 301 - 500 |
| Color | ||||||
| Category | Good | Moderate | Unhealthy for Sensitive Groups | Unhealthy | Very Unhealthy | Hazardous |
Last Updated 5 minutes ago
Below is a list of counties in Washington. Click on any county below and you'll get a list of cities where we provide AQ index forecasts.