AQHI now · Nepean
All cities →2.4
Low health risk
Observed Mon 1:00 PM · Ottawa
- Today
- 2 Low risk
- Tonight
- 2 Low risk
- Tomorrow
- 2 Low risk
- Tomorrow night
- 2 Low risk
Environment and Climate Change Canada · forecast issued Mon 6:00 AM
Health advice now
- People at risk
- Enjoy your usual outdoor activities.
- Everyone else
- Ideal air quality for outdoor activities.
Pollutants now
PM2.54.6 µg/m³WHO guideline 15
PM104.6 µg/m³WHO guideline 45
NO₂8 µg/m³WHO guideline 25
O₃63 µg/m³WHO guideline 100
Model estimates from WeatherAPI.com; WHO 24-hour guidelines (8-hour for ozone).
Pollen today · Nepean
TreesNonenone in the air
GrassLow<1 grains/m³
WeedsLow<1 grains/m³ · Ragweed
Tue: weeds low · Wed: weeds low · Thu: 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 | 4.6 | 4.6 |
| 3 PM | 4.8 | 4.8 |
| 4 PM | 5.2 | 5.3 |
| 5 PM | 5.6 | 5.6 |
| 6 PM | 5.8 | 5.8 |
| 7 PM | 6.2 | 6.2 |
| 8 PM | 7 | 7 |
| 9 PM | 7.9 | 7.9 |
| 10 PM | 9.1 | 9.1 |
| 11 PM | 10.2 | 10.2 |
| 12 AM | 11.4 | 11.4 |
| 1 AM | 12.7 | 12.7 |