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Overijse (Flanders) (BE)

Air Quality Trend (last 7 days)

Good (0-50)
Moderate (51-100)
Unhealthy for Sensitive Groups (101-150)
Unhealthy (151-200)
Very Unhealthy (201-300)
Hazardous (300+)

Weather - 48h MET Norway

Cloudy
7°C
Cloudy
Humidity
83.5%
Wind
5 m/s
Pressure
1005.8 hPa
Direction
189°
Sunrise
05:00
Sunset
17:00
24h Forecast:
Temp.
4° / 8°
Precip.
15.6mm
Max wind
5.4 m/s

Hourly Forecast

01.02
Now
Weather
5
01.02
12:00
Weather
01.02
13:00
Weather
01.02
14:00
Weather
01.02
15:00
Weather
01.02
16:00
Weather
01.02
17:00
Weather
01.02
18:00
Weather
01.02
19:00
Weather
01.02
20:00
Weather
0.1
01.02
21:00
Weather
01.02
22:00
Weather
01.02
23:00
Weather
0.1
02.02
00:00
Weather
02.02
01:00
Weather
5.1
02.02
02:00
Weather
0.3
5
02.02
03:00
Weather
0.9
02.02
04:00
Weather
6.7
02.02
05:00
Weather
1.9
02.02
06:00
Weather
0.5
02.02
07:00
Weather
02.02
08:00
Weather
02.02
09:00
Weather
02.02
10:00
Weather

Temperature

8°C
4°C
11:00
7°C
12:00
8°C
13:00
8°C
14:00
8°C
15:00
8°C
16:00
8°C
17:00
7°C
18:00
7°C
19:00
6°C
20:00
6°C
21:00
6°C
22:00
6°C
23:00
6°C
00:00
6°C
01:00
6°C
02:00
4°C
03:00
5°C
04:00
6°C
05:00
5°C
06:00
5°C
07:00
5°C
08:00
5°C
09:00
5°C
10:00
6°C
11:00 22:00 10:00

Precipitation

6.7mm
0mm
20:00
0.1mm
23:00
0.1mm
01:00
5.1mm
02:00
0.3mm
03:00
0.9mm
04:00
6.7mm
05:00
1.9mm
06:00
0.5mm
11:00 22:00 10:00

Wind

5.4m/s
0m/s
11:00
5.2 m/s
12:00
4.6 m/s
13:00
4.4 m/s
14:00
4.2 m/s
15:00
4.3 m/s
16:00
3.3 m/s
17:00
3.3 m/s
18:00
3.4 m/s
19:00
3.6 m/s
20:00
4 m/s
21:00
4.2 m/s
22:00
4.4 m/s
23:00
4.2 m/s
00:00
4.5 m/s
01:00
3.8 m/s
02:00
5.4 m/s
03:00
4.6 m/s
04:00
4.8 m/s
05:00
4.8 m/s
06:00
3.5 m/s
07:00
3.3 m/s
08:00
2.8 m/s
09:00
2.9 m/s
10:00
2.3 m/s
11:00 22:00 10:00

Radiation

0.081 uSv
8.6 km
10.1%

Measurement time: 2026-02-01 08:00

source: remap_europe

We display the worst measurements from all stations in the area. This approach provides a more cautious assessment of air quality, accounting for local pollution sources.

AQI
89 km
92
30.7%

Measurement time: 2026-02-01 11:00

Calculated from PM2.5/PM10

PM2.5
89 km
32 µg/m3
38.1%

Measurement time: 2026-02-01 11:00

source: Aqicn

O3
65.8 km
39.86 µg/m3
24.9%

Measurement time: 2026-02-01 10:18

source: OpenWeatherMap

PM10
68.8 km
18 µg/m3
12.9%

Measurement time: 2026-02-01 11:00

source: Aqicn

NO2
43 km
8.7 µg/m3
4.4%

Measurement time: 2026-02-01 12:00

source: Aqicn

CO
65.8 km
0.20588 mg/m3
1.5%

Measurement time: 2026-02-01 10:18

source: OpenWeatherMap

SO2
65.8 km
0.89 µg/m3
0.3%

Measurement time: 2026-02-01 10:18

source: OpenWeatherMap

Info


Country: Belgium
Region: Flanders
Latitude: 50.77436
Longitude: 4.53461


Solar Energy

Low
164.7 W/m²
Solar Radiation
Solar Calculator
Calculate energy production for Overijse

About Air Quality in Overijse

Air quality in Overijse is monitored in real-time by sensors and measurement stations. On this page you'll find current data on major air pollutants including particulate matter PM2.5 and PM10, nitrogen dioxide (NO2), ozone (O3), and radiation levels.

Common Pollutants in Overijse

  • PM2.5 - fine particulate matter up to 2.5 micrometers, particularly harmful to health
  • PM10 - particulate matter up to 10 micrometers from traffic and industry
  • NO2 - nitrogen dioxide mainly emitted by vehicles
  • O3 - tropospheric ozone formed in photochemical reactions

When is Air Quality Best in Overijse?

Generally, the best air quality occurs:

  • Early morning (5:00-7:00 AM) before rush hour traffic
  • After rainfall which cleanses the atmosphere
  • During strong winds that disperse pollutants
  • In summer months when heating systems are less used

Tips for Runners in Overijse

If you're planning outdoor activities in Overijse, always check the current AQI value. When AQI exceeds 100, consider moving your workout indoors or shortening the distance. People with respiratory issues, children, and seniors should be especially cautious during elevated pollution levels. Choose routes away from busy streets and industrial areas.