AQHI now · Stittsville
All cities →1.8
Low health risk
Observed Fri 2:00 PM · Ottawa
- Today
- 2 Low risk
- Tonight
- 2 Low risk
- Tomorrow
- 2 Low risk
- Tomorrow night
- 1 Low risk
Environment and Climate Change Canada · forecast issued Fri 6:00 AM
Health advice now
- People at risk
- Enjoy your usual outdoor activities.
- Everyone else
- Ideal air quality for outdoor activities.
Pollutants now
PM2.56.2 µg/m³WHO guideline 15
PM106.3 µg/m³WHO guideline 45
NO₂13 µg/m³WHO guideline 25
O₃36 µg/m³WHO guideline 100
Model estimates from WeatherAPI.com; WHO 24-hour guidelines (8-hour for ozone).
Pollen today · Stittsville
TreesNonenone in the air
GrassLow<1 grains/m³
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 |
|---|---|---|
| 2 PM | 6.2 | 6.3 |
| 3 PM | 7 | 7.1 |
| 4 PM | 8.8 | 8.8 |
| 5 PM | 10.6 | 10.6 |
| 6 PM | 11.6 | 11.6 |
| 7 PM | 11.6 | 11.7 |
| 8 PM | 11.3 | 11.4 |
| 9 PM | 10.5 | 10.5 |
| 10 PM | 9.5 | 9.6 |
| 11 PM | 9 | 9 |
| 12 AM | 9 | 9.1 |
| 1 AM | 9.2 | 9.2 |