AQHI now · Sydenham
All cities →1.2
Low health risk
Observed Sat 12:00 AM · Kingston
- Friday night
- 2 Low risk
- Today
- 2 Low risk
- Tonight
- 2 Low risk
Environment and Climate Change Canada · forecast issued Fri 5:00 PM
Health advice now
- People at risk
- Enjoy your usual outdoor activities.
- Everyone else
- Ideal air quality for outdoor activities.
Pollutants now
PM2.59.5 µg/m³WHO guideline 15
PM109.8 µg/m³WHO guideline 45
NO₂33 µg/m³WHO guideline 25
O₃10 µg/m³WHO guideline 100
Model estimates from WeatherAPI.com; WHO 24-hour guidelines (8-hour for ozone).
Pollen today · Sydenham
TreesNonenone in the air
GrassNonenone in the air
WeedsLow<1 grains/m³ · Ragweed
Sat: weeds low · Sun: weeds low · Mon: weeds low
Model estimate from WeatherAPI.com — pollen grains per m³ of air; levels on the National Allergy Bureau scale.
Model estimate from WeatherAPI.com — pollen grains per m³ of air; levels on the National Allergy Bureau scale.
Particles · next 12 hours
µg/m³| Time | PM2.5 | PM10 |
|---|---|---|
| 12 AM | 9.5 | 9.8 |
| 1 AM | 9.2 | 9.5 |
| 2 AM | 8.6 | 8.8 |
| 3 AM | 8.1 | 8.2 |
| 4 AM | 6.9 | 7 |
| 5 AM | 4.5 | 4.6 |
| 6 AM | 3.6 | 3.7 |
| 7 AM | 2.9 | 2.9 |
| 8 AM | 2.3 | 2.3 |
| 9 AM | 2 | 2 |
| 10 AM | 2 | 2 |
| 11 AM | 2.1 | 2.1 |