Air Quality in West Allis, United States

Windy
19.2°C · 58.0% humidity
19.2°
Feels 19.2°
47
Good
Air quality is satisfactory. Enjoy outdoor activities.
7 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
45 6pm
38
36
47 9pm
45
42
40 12am
38
37
38 3am
37
37
36 6am
35
35
36 9am
36
36
38 12pm
45
65
65 3pm
65
65
Station readings 5h ago
AQI 44
PM2.5 10.5 µg/m³ · 5h ago
CAMS model adj +11
34
27
25
24
25
25
25
24
24
25
25
25
24
24
24
25
25
25
27
34
54
54
54
54
AD 728×90

Air Quality Index Trend

5h · 2 stn

West Allis's air quality is primarily affected by vehicle emissions and industrial activity. Seasonal wildfire smoke and weather patterns can cause periodic air quality deterioration.

58.0%
Humidity
61.2 km/h
Wind WNW
1009.1 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
47
11.34 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

What is the weather forecast for West Allis?

Temperature & Precipitation

PM2.5 Trend

5h · 2 stations
PM2.511.34 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
AD 300×250
Station readings (7 stations within 25 km)
11.34
Median
9.84
Average
8.2
Low
13.1
High
PM2.5 µg/m³ · Model: 9.65 · Bias: -1.7

What is the 7-day forecast for West Allis?

06-09
29.8° 11.6°
0.69 mm
06-10
16.8° 14.1°
27.75 mm
06-11
25.1° 14.0°
06-12
26.1° 17.2°
2.0 mm
06-13
28.4° 17.4°
5.44 mm
06-14
29.1° 13.9°
06-15
30.8° 23.6°
2.94 mm
Both models agree Avg diff: 7.4°C

Where are air quality stations near West Allis?

13
Milw 16th St, Wisconsin, USA
6.0 km PM2.5: 3.1 µg/m³
55
Milwaukee-college Ave Nr, Wisconsin, USA
11.1 km PM2.5: 14.0 µg/m³
55
Milwaukee-college Ave Nr, Wisconsin, USA
11.1 km PM2.5: 14.0 µg/m³
32
Milwaukee-college Ave Nr, Wisconsin, USA
11.1 km PM2.5: 7.7 µg/m³
28
Waukesha-cleveland Ave., Wisconsin, USA
16.9 km PM2.5: 6.7 µg/m³
55
Waukesha-cleveland Ave., Wisconsin, USA
16.9 km PM2.5: 14.0 µg/m³
63
Waukesha-cleveland Ave., Wisconsin, USA
16.9 km PM2.5: 17.8 µg/m³

What cities are near West Allis?

47 Wauwatosa 51 Milwaukee 40 New Berlin 40 Brookfield 42 Cudahy 39 Muskego 39 South Milwaukee 37 Waukesha 39 Oak Creek 42 Menomonee Falls
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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 2026-06-09T02:34 UTC.