AQHI now · Altadore
All cities →3
Low health risk
Observed Fri 9:00 PM · Calgary
- Tonight
- 3 Low risk
- Tomorrow
- 3 Low risk
- Tomorrow night
- 3 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
PM2.58.3 µg/m³WHO guideline 15
PM108.3 µg/m³WHO guideline 45
NO₂28 µg/m³WHO guideline 25
O₃47 µg/m³WHO guideline 100
Model estimates from WeatherAPI.com; WHO 24-hour guidelines (8-hour for ozone).
Pollen today · Altadore
TreesNonenone in the air
GrassHigh56 grains/m³
WeedsModerate40 grains/m³ · Mugwort
Sat: grass high · Sun: grass high · Mon: grass high
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 |
|---|---|---|
| 9 PM | 8.3 | 8.3 |
| 10 PM | 9.1 | 9.1 |
| 11 PM | 10 | 10 |
| 12 AM | 11.1 | 11.1 |
| 1 AM | 11.6 | 11.6 |
| 2 AM | 11.3 | 11.3 |
| 3 AM | 10.7 | 10.7 |
| 4 AM | 10.1 | 10.2 |
| 5 AM | 9.5 | 9.5 |
| 6 AM | 8.9 | 8.9 |
| 7 AM | 8.5 | 8.6 |
| 8 AM | 8.8 | 8.8 |