Air Quality in Siloam Springs, United States

Drizzle
28.1°C · 73.9% humidity
28.1°
Feels 33.3°
55
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
Calibrated model

Nearby Monitoring Stations

AQI Forecast
54 1pm
54
54
55 4pm
54
54
54 7pm
54
54
54 10pm
54
54
54 1am
54
54
54 4am
54
54
27 7am
25
25
25 10am
25
25
AD 728×90

Air Quality Index Trend

29h · 1 stn

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

73.9%
Humidity
72.6 km/h
Wind E
1008.0 hPa
Pressure
14.9
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous
PM2.5
55
13.8 µg/m³
PM10
25
27.4 µg/m³
050100150200300500

Temperature & Precipitation

PM2.5 Trend

29h · 1 station
PM2.513.8 µg/m³ ✓ WHO
Moderate
PM1027.4 µg/m³
Good
UV INDEX14.9
Extreme
AD 300×250
07-21
28.9° 23.1°
3.69 mm
07-22
31.5° 22.0°
1.81 mm
07-23
23.2° 18.8°
1.63 mm
07-24
28.6° 20.2°
0.25 mm
07-25
31.9° 21.2°
2.44 mm
07-26
39.2° 27.6°
07-27
37.0° 20.6°
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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 2026-07-21T21:09 UTC.