AQHI now · Pearlgate
All cities →1.8
Low health risk
Observed Fri 4:30 AM · St. John's
- Thursday night
- 2 Low risk
- Today
- 2 Low risk
- Tonight
- 2 Low risk
Environment and Climate Change Canada · forecast issued Thu 5:00 PM
Health advice now
- People at risk
- Enjoy your usual outdoor activities.
- Everyone else
- Ideal air quality for outdoor activities.
Pollutants now
PM2.56.8 µg/m³WHO guideline 15
PM1011.5 µg/m³WHO guideline 45
NO₂1 µg/m³WHO guideline 25
O₃73 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 |
|---|---|---|
| 5 AM | 6.8 | 11.5 |
| 6 AM | 6.7 | 11.2 |
| 7 AM | 6.8 | 11.2 |
| 8 AM | 6.7 | 10.9 |
| 9 AM | 6.7 | 10.8 |
| 10 AM | 6.6 | 10.7 |
| 11 AM | 6.6 | 10.7 |
| 12 PM | 6.6 | 10.8 |
| 1 PM | 6.2 | 10.2 |
| 2 PM | 5.2 | 8.2 |
| 3 PM | 4.5 | 7.1 |
| 4 PM | 3.8 | 5.8 |