What is the air quality in Walker today?

The current Air Quality Index (AQI) in Walker is 131 (Unhealthy for sensitive groups). PM2.5 concentration is 47.8 µg/m³.

What is the temperature in Walker right now?

The current temperature in Walker is 24.6°C (feels like 24.6°C). Humidity is 86.3% and wind speed is 52.9 km/h.

Is it safe to go outside in Walker?

Sensitive groups should reduce prolonged outdoor exertion. The UV Index is 0.7 (Low).

Air Quality in Walker, United States

Windy

24.6°C · 86.3% humidity

24.6°

Feels 24.6°

131

Unhealthy for sensitive groups

Sensitive groups should reduce prolonged outdoor exertion.

1 station

Nearby Monitoring Stations

AQI Forecast

27 12am

131 3am

102

63 6am

39 9am

30 12pm

26 3pm

25 6pm

25 9pm

Air Quality Index Trend

44h · 1 stn

View full history →

Walker'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 Walker is 3.2× the WHO 24-hour guideline of 15 µg/m³.

86.3%

Humidity

52.9 km/h

Wind WSW

1006.7 hPa

Pressure

0.7

UV Low

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲

131

47.8 µg/m³

PM10

84.3 µg/m³

050100150200300500

What is the weather forecast for Walker?

Temperature & Precipitation

PM2.5 Trend

44h · 1 station

PM2.547.8 µg/m³ ×3.2 WHO

Unhealthy for sensitive groups

PM1084.3 µg/m³

Moderate

UV INDEX0.7

Low

Station readings (1 station within 25 km)

47.8

Median

47.8

Average

47.8

Low

47.8

High

PM2.5 µg/m³ · Model: 40.72 · Bias: -7.1

What is the 7-day forecast for Walker?

07-21

28.5° 21.6°

6.13 mm

07-22

26.2° 18.9°

1.13 mm

07-23

23.9° 15.6°

0.69 mm

07-24

26.1° 17.7°

07-25

24.4° 16.9°

0.5 mm

07-26

29.0° 16.9°

5.44 mm

07-27

28.2° 19.0°

3.25 mm

Both models agree Avg diff: 3.5°C

Where are air quality stations near Walker?

Grand Rapids, Michigan, USA

8.1 km PM2.5: 5.8 µg/m³

Grand Rapids, Michigan, USA

8.1 km PM2.5: 5.5 µg/m³

Grand Rapids, Michigan, USA

8.1 km PM2.5: 5.8 µg/m³

131

jenison

13.8 km PM2.5: 47.8 µg/m³ PM10: 66.0 µg/m³

What cities are near Walker?

131 Grand Rapids 131 Grandville 131 Jenison 131 Wyoming 131 Allendale 131 Kentwood 114 Forest Hills 131 Holland 142 Norton Shores 141 Muskegon

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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 2026-07-21T07:33 UTC.