AQHI now · Sandstone Valley
All cities →2.4
Low health risk
Observed Sun 2:00 AM · Calgary
- Saturday night
- 3 Low risk
- Today
- 2 Low risk
- Tonight
- 3 Low risk
Environment and Climate Change Canada · forecast issued Sat 5:00 PM
Health advice now
- People at risk
- Enjoy your usual outdoor activities.
- Everyone else
- Ideal air quality for outdoor activities.
Pollutants now
PM2.52.4 µg/m³WHO guideline 15
PM102.8 µg/m³WHO guideline 45
NO₂6 µg/m³WHO guideline 25
O₃54 µg/m³WHO guideline 100
Model estimates from WeatherAPI.com; WHO 24-hour guidelines (8-hour for ozone).
Pollen today · Sandstone Valley
TreesNonenone in the air
GrassLow2 grains/m³
WeedsModerate10 grains/m³ · Ragweed
Mon: weeds low · Tue: weeds low · Wed: 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 |
|---|---|---|
| 3 AM | 2.4 | 2.8 |
| 4 AM | 2.1 | 2.4 |
| 5 AM | 2.3 | 2.6 |
| 6 AM | 2.7 | 3.2 |
| 7 AM | 3.4 | 4.1 |
| 8 AM | 3.8 | 4.5 |
| 9 AM | 3.1 | 3.6 |
| 10 AM | 2.2 | 2.5 |
| 11 AM | 1.8 | 2.3 |
| 12 PM | 2 | 2.6 |
| 1 PM | 2.2 | 2.8 |
| 2 PM | 2.2 | 2.9 |