Air Quality in Spanish Lake, United States

Windy
25.6°C · 47.5% humidity
25.6°
Feels 25.6°
48
Good
Air quality is satisfactory. Enjoy outdoor activities.
2 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
34 6pm
34
34
48 9pm
44
41
39 12am
38
37
36 3am
35
35
35 6am
34
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Station readings 48h ago
AQI 34
PM2.5 8.2 µg/m³ · 48h ago
AD 728×90

Air Quality Index Trend

34h · 5 stn

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

47.5%
Humidity
56.4 km/h
Wind NE
1017.7 hPa
Pressure
5.9
UV High
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
48
11.46 µg/m³
PM10
19
20.55 µg/m³
050100150200300500

What is the weather forecast for Spanish Lake?

Temperature & Precipitation

PM2.5 Trend

34h · 5 stations
PM2.511.46 µg/m³ ✓ WHO
Good
PM1020.55 µg/m³
Good
UV INDEX5.9
High
AD 300×250
Station readings (2 stations within 25 km)
11.46
Median
11.55
Average
9.6
Low
13.5
High
PM2.5 µg/m³ · Model: 10.85 · Bias: -0.6

What is the 7-day forecast for Spanish Lake?

08-03
30.4° 20.9°
08-04
35.9° 19.3°
08-05
36.1° 16.1°
25.81 mm
08-06
40.2° 20.5°
3.5 mm
08-07
33.4° 21.2°
08-08
37.5° 25.9°
1.44 mm
08-09
35.3° 28.0°
Both models agree Avg diff: 3.5°C

Where are air quality stations near Spanish Lake?

50
Blair Street, Missouri, USA
14.7 km PM2.5: 12.0 µg/m³
43
Forest Park, Missouri, USA
18.3 km PM2.5: 10.3 µg/m³
55
Ladue, Missouri, USA
19.2 km PM2.5: 14.0 µg/m³
34
Ladue, Missouri, USA
19.2 km PM2.5: 8.2 µg/m³
42
East St. Louis, Illinois, USA
20.1 km PM2.5: 10.1 µg/m³

What cities are near Spanish Lake?

40 Old Jamestown 44 Ferguson 45 Florissant 52 Granite City 41 Alton 40 Hazelwood 42 Upper Alton 41 Overland 41 University City 53 St. Louis
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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 2026-08-08T02:01 UTC.