10th and Weller, Seattle, Washington, USA Air Quality
Monitoring Station
· Seattle, United States
40
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading
Nearby Monitoring Stations
GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast
Calibrated
87
12am
40
84
84
3am
84
84
84
6am
84
84
84
9am
84
84
84
12pm
84
—
—
3pm
—
—
—
6pm
—
—
—
9pm
—
—
Station readings
87
40
CAMS model
adj +30
54
54
54
54
54
54
54
54
54
54
54
54
54
54
Air Quality Forecast (24h)
PM2.59.6 µg/m³
✓ WHO
Good
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Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-08-08T03:01 UTC.