AQHI now · Martindale
All cities →3
Low health risk
Observed Sat 4:00 AM · Calgary
- Friday night
- 3 Low risk
- Today
- 3 Low risk
- Tonight
- 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
PM2.59.5 µg/m³WHO guideline 15
PM109.5 µg/m³WHO guideline 45
NO₂15 µg/m³WHO guideline 25
O₃51 µg/m³WHO guideline 100
Model estimates from WeatherAPI.com; WHO 24-hour guidelines (8-hour for ozone).
Pollen today · Martindale
TreesNonenone in the air
GrassHigh74 grains/m³
WeedsHigh53 grains/m³ · Ragweed
Sun: grass high · Mon: grass high · Tue: 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 |
|---|---|---|
| 5 AM | 9.5 | 9.5 |
| 6 AM | 8.9 | 8.9 |
| 7 AM | 8.5 | 8.6 |
| 8 AM | 8.8 | 8.8 |
| 9 AM | 8.6 | 8.7 |
| 10 AM | 7.7 | 7.7 |
| 11 AM | 5.5 | 5.5 |
| 12 PM | 3.2 | 3.2 |
| 1 PM | 2.2 | 2.2 |
| 2 PM | 1.8 | 1.9 |
| 3 PM | 1.7 | 1.7 |
| 4 PM | 1.6 | 1.6 |