AQHI now · Royal Oak
All cities →2.6
Low health risk
Observed Thu 4:00 PM · Calgary
- Today
- 3 Low risk
- Tonight
- 3 Low risk
- Tomorrow
- 4 Moderate risk
- Tomorrow night
- 3 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
PM2.520.8 µg/m³WHO guideline 15
PM1023.4 µg/m³WHO guideline 45
NO₂57 µg/m³WHO guideline 25
O₃29 µg/m³WHO guideline 100
Model estimates from WeatherAPI.com; WHO 24-hour guidelines (8-hour for ozone).
Pollen today · Royal Oak
TreesNonenone in the air
GrassLow<1 grains/m³
WeedsModerate11 grains/m³ · Ragweed
Fri: weeds low · Sat: weeds low · Sun: 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 |
|---|---|---|
| 5 PM | 20.8 | 23.4 |
| 6 PM | 25.7 | 28.1 |
| 7 PM | 24.6 | 27 |
| 8 PM | 21.2 | 23.5 |
| 9 PM | 19.6 | 21.7 |
| 10 PM | 18.7 | 20.7 |
| 11 PM | 17.1 | 18.9 |
| 12 AM | 14.7 | 16.2 |
| 1 AM | 12.7 | 14 |
| 2 AM | 11.4 | 12.5 |
| 3 AM | 9.7 | 10.7 |
| 4 AM | 7.2 | 8 |