Is time to run? ⚠️☢️☣️

Silver Firs (Washington) (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

Partly cloudy
7°C
Partly cloudy
Humidity
54.8%
Wind
3 m/s
Pressure
1026.9 hPa
Direction
293°
Sunrise
05:00
Sunset
17:00
24h Forecast:
Temp.
-1° / 8°
Precip.
0mm
Max wind
3 m/s

Hourly Forecast

14.03
Now
Weather
15.03
00:00
Weather
15.03
01:00
Weather
15.03
02:00
Weather
15.03
03:00
Weather
15.03
04:00
Weather
15.03
05:00
Weather
15.03
06:00
Weather
15.03
07:00
Weather
15.03
08:00
Weather
15.03
09:00
Weather
15.03
10:00
Weather
-0°
15.03
11:00
Weather
-1°
15.03
12:00
Weather
-1°
15.03
13:00
Weather
-1°
15.03
14:00
Weather
-1°
15.03
15:00
Weather
-0°
15.03
16:00
Weather
15.03
17:00
Weather
15.03
18:00
Weather
15.03
19:00
Weather
15.03
20:00
Weather
15.03
21:00
Weather
15.03
22:00
Weather

Temperature

8°C
-1°C
23:00
7°C
00:00
7°C
01:00
6°C
02:00
4°C
03:00
3°C
04:00
2°C
05:00
2°C
06:00
1°C
07:00
1°C
08:00
0°C
09:00
0°C
10:00
-0°C
11:00
-1°C
12:00
-1°C
13:00
-1°C
14:00
-1°C
15:00
-0°C
16:00
1°C
17:00
2°C
18:00
3°C
19:00
6°C
20:00
7°C
21:00
8°C
22:00
7°C
23:00 10:00 22:00

Precipitation

0mm
0mm
23:00 10:00 22:00

Wind

3m/s
0m/s
23:00
2.7 m/s
00:00
2.2 m/s
01:00
1.5 m/s
02:00
1.4 m/s
03:00
2.1 m/s
04:00
3 m/s
05:00
3 m/s
06:00
2.6 m/s
07:00
2.3 m/s
08:00
2.2 m/s
09:00
2.3 m/s
10:00
2.3 m/s
11:00
2 m/s
12:00
1.9 m/s
13:00
1.9 m/s
14:00
1.7 m/s
15:00
1.8 m/s
16:00
1.7 m/s
17:00
1.2 m/s
18:00
1.1 m/s
19:00
0.9 m/s
20:00
1.3 m/s
21:00
1.5 m/s
22:00
1.8 m/s
23:00 10:00 22:00

Radiation

0.026 uSv
28.1 km
3.2%

Measurement time: 2026-03-14 00:06

source: epa_radnet

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
28.6 km
12
4%

Measurement time: 2026-03-14 22:00

Calculated from PM2.5/PM10

PM2.5
28.6 km
3 µg/m3
3.6%

Measurement time: 2026-03-14 22:00

source: Aqicn

Info


Region: Washington
Latitude: 47.86602
Longitude: -122.1551


Solar Energy

Low
142.8 W/m²
Solar Radiation
Solar Calculator
Calculate energy production for Silver Firs

About Air Quality in Silver Firs

Air quality in Silver Firs 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 Silver Firs

  • 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 Silver Firs?

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 Silver Firs

If you're planning outdoor activities in Silver Firs, 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.