AQHI now · Porters Lake
All cities →1
Low health risk
Observed Wed 2:00 AM · Lake Major
- Tuesday night
- 2 Low risk
- Today
- 2 Low risk
- Tonight
- 2 Low risk
Environment and Climate Change Canada · forecast issued Tue 5:00 PM
Health advice now
- People at risk
- Enjoy your usual outdoor activities.
- Everyone else
- Ideal air quality for outdoor activities.
Pollutants now
PM2.53.1 µg/m³WHO guideline 15
PM104.4 µg/m³WHO guideline 45
NO₂3 µg/m³WHO guideline 25
O₃50 µg/m³WHO guideline 100
Model estimates from WeatherAPI.com; WHO 24-hour guidelines (8-hour for ozone).
Pollen today · Porters Lake
TreesNonenone in the air
GrassLow2 grains/m³
WeedsHigh82 grains/m³ · Ragweed
Thu: weeds high · Fri: weeds high · Sat: weeds moderate
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 | 3.1 | 4.4 |
| 4 AM | 3.3 | 4.6 |
| 5 AM | 3.3 | 4.6 |
| 6 AM | 3.3 | 4.4 |
| 7 AM | 3.3 | 4.3 |
| 8 AM | 3.3 | 4.2 |
| 9 AM | 3.2 | 4.1 |
| 10 AM | 3.7 | 5.1 |
| 11 AM | 3.3 | 4.7 |
| 12 PM | 3.3 | 4.7 |
| 1 PM | 3.5 | 4.8 |
| 2 PM | 3.6 | 5 |