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Fort Belvoir (Virginia) (US)

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

Pochmurno
14°C
Pochmurno
Humidity
45.4%
Wind
6 m/s
Pressure
1022.3 hPa
Direction
128°
Sunrise
05:00
Sunset
17:00
24h Forecast:
Temp.
13° / 22°
Precip.
7.2mm
Max wind
10.3 m/s

Hourly Forecast

15.03
Now
Weather
14°
6
15.03
20:00
Weather
14°
6
15.03
21:00
Weather
14°
15.03
22:00
Weather
14°
6
15.03
23:00
Weather
13°
6
16.03
00:00
Weather
14°
6
16.03
01:00
Weather
14°
0.5
6
16.03
02:00
Weather
13°
6
16.03
03:00
Weather
14°
0.2
6
16.03
04:00
Weather
14°
0.3
8
16.03
05:00
Weather
14°
7
16.03
06:00
Weather
14°
6
16.03
07:00
Weather
15°
0.1
6
16.03
08:00
Weather
15°
6
16.03
09:00
Weather
16°
7
16.03
10:00
Weather
17°
7
16.03
11:00
Weather
17°
7
16.03
12:00
Weather
17°
1.1
7
16.03
13:00
Weather
17°
3.5
7
16.03
14:00
Weather
17°
0.6
7
16.03
15:00
Weather
18°
0.2
7
16.03
16:00
Weather
20°
0.1
8
16.03
17:00
Weather
21°
0.3
9
16.03
18:00
Weather
22°
0.3
10

Temperature

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

Precipitation

3.5mm
0mm
01:00
0.5mm
03:00
0.2mm
04:00
0.3mm
07:00
0.1mm
12:00
1.1mm
13:00
3.5mm
14:00
0.6mm
15:00
0.2mm
16:00
0.1mm
17:00
0.3mm
18:00
0.3mm
19:00 06:00 18:00

Wind

10.3m/s
0m/s
19:00
5.9 m/s
20:00
5.5 m/s
21:00
4.9 m/s
22:00
5.9 m/s
23:00
6.3 m/s
00:00
6.2 m/s
01:00
6 m/s
02:00
6.1 m/s
03:00
6.2 m/s
04:00
7.6 m/s
05:00
7.4 m/s
06:00
6.3 m/s
07:00
6.2 m/s
08:00
6.3 m/s
09:00
6.5 m/s
10:00
6.6 m/s
11:00
7 m/s
12:00
6.5 m/s
13:00
7.2 m/s
14:00
7.1 m/s
15:00
7.4 m/s
16:00
7.9 m/s
17:00
9.3 m/s
18:00
10.3 m/s
19:00 06:00 18:00

Radiation

No sensor within 100 km.

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
3.4 km
54
18%

Measurement time: 2026-03-15 19:00

Calculated from PM2.5/PM10

PM2.5
3.4 km
14 µg/m3
16.7%

Measurement time: 2026-03-15 19:00

source: Aqicn

O3
3.4 km
19.5 µg/m3
12.2%

Measurement time: 2026-03-15 19:00

source: Aqicn

PM10
3.4 km
8 µg/m3
5.7%

Measurement time: 2026-03-15 19:00

source: Aqicn

NO2
3.4 km
3 µg/m3
1.5%

Measurement time: 2026-03-15 19:00

source: Aqicn

SO2
3.4 km
0.4 µg/m3
0.1%

Measurement time: 2026-03-15 19:00

source: Aqicn

CO
3.4 km
0.0001 mg/m3
0%

Measurement time: 2026-03-15 19:00

source: Aqicn

About Air Quality in Fort Belvoir

Air quality in Fort Belvoir 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 Fort Belvoir

  • 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 Fort Belvoir?

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 Fort Belvoir

If you're planning outdoor activities in Fort Belvoir, 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.