Air Quality in Fort Smith, United States
Partly Cloudy
28.8°C · 56.5% humidity
28.8°
Feels 32.1°
30
Good
Air quality is satisfactory. Enjoy outdoor activities.
1 station
Nearby Monitoring Stations
Fort Smith's air quality — share it
AQI Forecast
27
3pm
27
27
30
6pm
27
27
27
9pm
27
34
34
12am
34
27
27
3am
27
27
27
6am
34
27
27
9am
27
27
27
12pm
27
34
Air Quality Index Trend
45h · 2 stnFort Smith's air quality is primarily affected by vehicle emissions and industrial activity. Seasonal wildfire smoke and weather patterns can cause periodic air quality deterioration.
56.5%
Humidity
9.2 km/h
Wind S
1011.7 hPa
Pressure
4.4
UV Moderate
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
7.2 µg/m³
PM10
13.7 µg/m³
050100150200300500
What is the weather forecast for Fort Smith?
Temperature & Precipitation
PM2.5 Trend
45h · 2 stationsPM2.57.2 µg/m³
✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX4.4
Moderate
Station readings (1 station within 25 km)
7.2
Median
7.2
Average
7.2
Low
7.2
High
PM2.5 µg/m³ · Model: 6.15 · Bias: -1.0
What is the 7-day forecast for Fort Smith?
06-08
30.2° 19.7°
0.62 mm
06-09
28.8° 19.9°
0.06 mm
06-10
33.2° 21.8°
0.75 mm
06-11
26.9° 20.6°
6.06 mm
06-12
34.4° 22.0°
06-13
29.9° 20.9°
0.5 mm
06-14
33.1° 16.0°
3.38 mm
Both models agree
Avg diff: 3.3°C
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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 2026-06-08T23:12 UTC.