AQHI now · Pearlgate
All cities →1.5
Low health risk
Observed Wed 5:30 AM · St. John's
- Today
- 2 Low risk
- Tonight
- 2 Low risk
- Tomorrow
- 2 Low risk
Environment and Climate Change Canada · forecast issued Wed 6:00 AM
Health advice now
- People at risk
- Enjoy your usual outdoor activities.
- Everyone else
- Ideal air quality for outdoor activities.
Pollutants now
PM2.51.2 µg/m³WHO guideline 15
PM101.8 µg/m³WHO guideline 45
NO₂1 µg/m³WHO guideline 25
O₃66 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 |
|---|---|---|
| 7 AM | 1.2 | 1.8 |
| 8 AM | 1.4 | 1.9 |
| 9 AM | 1.4 | 2 |
| 10 AM | 1.5 | 2.1 |
| 11 AM | 1.5 | 2.1 |
| 12 PM | 1.3 | 2 |
| 1 PM | 1.3 | 2 |
| 2 PM | 1.4 | 2 |
| 3 PM | 1.5 | 2.1 |
| 4 PM | 1.5 | 2.2 |
| 5 PM | 1.7 | 2.4 |
| 6 PM | 1.7 | 2.5 |