AQHI now · Silverspring
All cities →1.9
Low health risk
Observed Mon 7:00 PM · Saskatoon
- Tonight
- 2 Low risk
- Tomorrow
- 2 Low risk
- Tomorrow night
- 2 Low risk
Environment and Climate Change Canada · forecast issued Mon 5:00 PM
Health advice now
- People at risk
- Enjoy your usual outdoor activities.
- Everyone else
- Ideal air quality for outdoor activities.
Pollutants now
PM2.53.2 µg/m³WHO guideline 15
PM104.5 µg/m³WHO guideline 45
NO₂8 µg/m³WHO guideline 25
O₃37 µg/m³WHO guideline 100
Model estimates from WeatherAPI.com; WHO 24-hour guidelines (8-hour for ozone).
Particles · next 12 hours
µg/m³| Time | PM2.5 | PM10 |
|---|---|---|
| 8 PM | 3.2 | 4.5 |
| 9 PM | 3.5 | 4.9 |
| 10 PM | 3.7 | 5.2 |
| 11 PM | 3.9 | 5.4 |
| 12 AM | 4 | 5.6 |
| 1 AM | 4.2 | 5.8 |
| 2 AM | 4.4 | 6 |
| 3 AM | 4.6 | 6.1 |
| 4 AM | 4.7 | 6.3 |
| 5 AM | 4.9 | 6.4 |
| 6 AM | 5.1 | 6.7 |
| 7 AM | 5.3 | 6.9 |