AQHI now · Varsity
All cities →2.3
Low health risk
Observed Mon 3:00 AM · Calgary
- Sunday night
- 3 Low risk
- Today
- 3 Low risk
- Tonight
- 4 Moderate risk
Environment and Climate Change Canada · forecast issued Sun 5:00 PM
Health advice now
- People at risk
- Enjoy your usual outdoor activities.
- Everyone else
- Ideal air quality for outdoor activities.
Pollutants now
PM2.510.3 µg/m³WHO guideline 15
PM1010.6 µg/m³WHO guideline 45
NO₂39 µg/m³WHO guideline 25
O₃9 µg/m³WHO guideline 100
Model estimates from WeatherAPI.com; WHO 24-hour guidelines (8-hour for ozone).
Pollen today · Varsity
TreesNonenone in the air
GrassHigh53 grains/m³
WeedsModerate49 grains/m³ · Ragweed
Tue: weeds high · Wed: weeds high · Thu: weeds 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 |
|---|---|---|
| 3 AM | 10.3 | 10.6 |
| 4 AM | 9.2 | 9.4 |
| 5 AM | 8.1 | 8.3 |
| 6 AM | 7.3 | 7.5 |
| 7 AM | 6.8 | 7 |
| 8 AM | 7.3 | 7.5 |
| 9 AM | 7.9 | 8.1 |
| 10 AM | 8.1 | 8.3 |
| 11 AM | 8.1 | 8.3 |
| 12 PM | 5.7 | 6.1 |
| 1 PM | 4.5 | 5 |
| 2 PM | 4.1 | 4.7 |