Air Quality in Federal Way, United States
Partly Cloudy
21.0°C · 52.8% humidity
21.0°
Feels 21.0°
14
Good
Air quality is satisfactory. Enjoy outdoor activities.
14 stations
Nearby Monitoring Stations
AQI Forecast
Calibrated
14
7am
14
13
14
10am
11
9
8
1pm
7
6
5
4pm
5
5
4
7pm
24
24
24
10pm
24
24
24
1am
24
24
24
4am
24
36
Station readings
14
14
13
13
CAMS model
adj -30
54
34
34
34
34
34
34
34
34
34
34
34
34
54
54
54
54
54
54
54
54
54
54
66
Air Quality Index Trend
48h · 10 stnFederal Way's air quality is primarily affected by vehicle emissions and industrial activity. Seasonal wildfire smoke and weather patterns can cause periodic air quality deterioration.
52.8%
Humidity
35.6 km/h
Wind N
1019.0 hPa
Pressure
5.9
UV High
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
3.41 µg/m³
PM10
13.7 µg/m³
050100150200300500
What is the weather forecast for Federal Way?
Temperature & Precipitation
PM2.5 Trend
48h · 10 stationsPM2.53.41 µg/m³
✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX5.9
High
Station readings (14 stations within 25 km)
3.41
Median
3.82
Average
2.4
Low
5.47
High
PM2.5 µg/m³ · Model: 7.35 · Bias: +3.9
What is the 7-day forecast for Federal Way?
09-05
24.0° 11.7°
09-06
24.9° 13.7°
09-07
22.3° 10.9°
0.75 mm
09-08
27.4° 12.8°
1.13 mm
09-09
25.9° 11.9°
0.38 mm
09-10
30.4° 13.4°
09-11
25.9° 10.8°
Both models agree
Avg diff: 3.4°C
Where are air quality stations near Federal Way?
15
Auburn
10
Des Moines-S 240th St
12
Auburn-29th Street
8
Puyallup-Pioneer Way E
23
S 36th St, Tacoma, Washington, USA
18
S 36th St, Tacoma, Washington, USA
21
S 36th St, Tacoma, Washington, USA
20
S 36th St, Tacoma, Washington, USA
10
Tacoma-S Adams St
25
SeaTac-Sunset Park
What cities are near Federal Way?
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Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-09-05T17:21 UTC.