Is time to run? ⚠️☢️☣️

Greenbriar (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
21°C
Pochmurno
Humidity
61.6%
Wind
7 m/s
Pressure
1012.4 hPa
Direction
206°
Sunrise
04:00
Sunset
16:00
24h Forecast:
Temp.
7° / 21°
Precip.
19.7mm
Max wind
6.6 m/s

Hourly Forecast

05.04
Now
Weather
21°
7
05.04
09:00
Weather
21°
7
05.04
10:00
Weather
21°
6
05.04
11:00
Weather
20°
6
05.04
12:00
Weather
21°
7
05.04
13:00
Weather
21°
0.8
6
05.04
14:00
Weather
20°
4.9
6
05.04
15:00
Weather
18°
10.3
05.04
16:00
Weather
15°
3.5
05.04
17:00
Weather
14°
0.2
05.04
18:00
Weather
14°
05.04
19:00
Weather
15°
05.04
20:00
Weather
17°
05.04
21:00
Weather
18°
05.04
22:00
Weather
18°
05.04
23:00
Weather
17°
5
06.04
00:00
Weather
15°
6
06.04
01:00
Weather
14°
6
06.04
02:00
Weather
12°
6
06.04
03:00
Weather
11°
5
06.04
04:00
Weather
10°
5
06.04
05:00
Weather
5
06.04
06:00
Weather
06.04
07:00
Weather

Temperature

21°C
7°C
08:00
21°C
09:00
21°C
10:00
21°C
11:00
20°C
12:00
21°C
13:00
21°C
14:00
20°C
15:00
18°C
16:00
15°C
17:00
14°C
18:00
14°C
19:00
15°C
20:00
17°C
21:00
18°C
22:00
18°C
23:00
17°C
00:00
15°C
01:00
14°C
02:00
12°C
03:00
11°C
04:00
10°C
05:00
9°C
06:00
8°C
07:00
7°C
08:00 19:00 07:00

Precipitation

10.3mm
0mm
13:00
0.8mm
14:00
4.9mm
15:00
10.3mm
16:00
3.5mm
17:00
0.2mm
08:00 19:00 07:00

Wind

6.6m/s
0m/s
08:00
6.6 m/s
09:00
6.5 m/s
10:00
6.4 m/s
11:00
6.3 m/s
12:00
6.5 m/s
13:00
6 m/s
14:00
6.2 m/s
15:00
4.9 m/s
16:00
5 m/s
17:00
4.6 m/s
18:00
3.6 m/s
19:00
3.6 m/s
20:00
3.8 m/s
21:00
4.3 m/s
22:00
4.1 m/s
23:00
5.1 m/s
00:00
5.8 m/s
01:00
6 m/s
02:00
6 m/s
03:00
5.2 m/s
04:00
5.1 m/s
05:00
5.1 m/s
06:00
4.8 m/s
07:00
5 m/s
08:00 19:00 07:00

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
54 km
107
35.7%

Measurement time: 2026-04-05 09:00

Calculated from PM2.5/PM10

PM2.5
54 km
38 µg/m3
45.2%

Measurement time: 2026-04-05 09:00

source: Aqicn

O3
80.9 km
69.46 µg/m3
43.4%

Measurement time: 2026-04-05 09:46

source: OpenWeatherMap

PM10
80.9 km
4.49 µg/m3
3.2%

Measurement time: 2026-04-05 09:46

source: OpenWeatherMap

CO
80.9 km
0.12212 mg/m3
0.9%

Measurement time: 2026-04-05 09:46

source: OpenWeatherMap

NO2
80.9 km
1.55 µg/m3
0.8%

Measurement time: 2026-04-05 09:46

source: OpenWeatherMap

SO2
80.9 km
0.96 µg/m3
0.3%

Measurement time: 2026-04-05 09:46

source: OpenWeatherMap

About Air Quality in Greenbriar

Air quality in Greenbriar 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 Greenbriar

  • 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 Greenbriar?

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 Greenbriar

If you're planning outdoor activities in Greenbriar, 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.