Air Quality in Federal Way, United States

Partly Cloudy
15.3°C · 66.7% humidity
15.3°
Feels 15.3°
63
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
12 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
59 1pm
63
68
63 4pm
59
59
59 7pm
59
59
59 10pm
59
59
59 1am
59
59
59 4am
59
59
59 7am
59
59
59 10am
59
59
Station readings
59
63
68
70
CAMS model adj +32
34
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
AD 728×90

Air Quality Index Trend

44h · 10 stn

Federal 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. Current PM2.5 concentration in Federal Way is 1.2× the WHO 24-hour guideline of 15 µg/m³.

66.7%
Humidity
32.7 km/h
Wind SSW
1017.1 hPa
Pressure
14.9
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
63
17.83 µg/m³
PM10
38
41.15 µg/m³
050100150200300500

What is the weather forecast for Federal Way?

Temperature & Precipitation

PM2.5 Trend

44h · 10 stations
PM2.517.83 µg/m³ ×1.2 WHO
Moderate
PM1041.15 µg/m³
Good
UV INDEX14.9
Extreme
AD 300×250
Station readings (12 stations within 25 km)
17.83
Median
19.15
Average
12.6
Low
36.7
High
PM2.5 µg/m³ · Model: 12.85 · Bias: -5.0

What is the 7-day forecast for Federal Way?

08-03
32.6° 12.5°
0.06 mm
08-04
27.0° 15.0°
0.06 mm
08-05
32.6° 13.6°
08-06
26.4° 15.9°
0.06 mm
08-07
30.4° 15.3°
08-08
28.7° 11.6°
08-09
27.1° 11.6°
Both models agree Avg diff: 3.5°C

Where are air quality stations near Federal Way?

174
Federal Way-S 300th St
1.4 km PM2.5: 100.3 µg/m³
70
Des Moines-S 240th St
7.4 km PM2.5: 21.0 µg/m³
75
Auburn-29th Street
8.1 km PM2.5: 23.3 µg/m³
69
Puyallup-Pioneer Way E
15.1 km PM2.5: 20.5 µg/m³
59
S 36th St, Tacoma, Washington, USA
15.6 km PM2.5: 15.9 µg/m³
65
S 36th St, Tacoma, Washington, USA
15.6 km PM2.5: 18.8 µg/m³
60
Tacoma-S Adams St
16.5 km PM2.5: 16.5 µg/m³
62
SeaTac-Sunset Park
17.4 km PM2.5: 17.4 µg/m³
22
L Street, Tacoma, Washington, USA
18.4 km PM2.5: 5.3 µg/m³
70
Tukwilla Allentown, Washington, USA
19.8 km PM2.5: 21.1 µg/m³

What cities are near Federal Way?

62 Kent 60 Des Moines 67 Tacoma 62 SeaTac 66 East Hill-Meridian 64 Covington 61 Puyallup 61 Burien 64 Tukwila 68 Fairwood
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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 2026-08-07T23:59 UTC.