Add
Hourly forecast
Mt St Helens, Cowlitz County air quality index (AQI⁺) forecast
Daily forecast
|
Mt St Helens, Cowlitz County air quality index (AQI⁺) forecast
| Today | 24 |  | 20° 7° |  23 km/h |  55% |
| Mon | 22 |  90% | 6° 4° | 14 km/h | 98% |
| Tue | 10 |  | 4° 1° | 8 km/h | 99% |
Air pollutants
What is the current air quality near Mt St Helens?
PM2.5 concentration currently meets the WHO annual PM2.5 guideline.
Health recommendations
 Enjoy outdoor activities |
 Open your windows to bring clean, fresh air indoors Get a monitor |
Real-time Mt St Helens, Cowlitz County air pollution map
Pollen
What is the pollen count in Mt St Helens today?
Index
Low
 Tree None | 0% |
 Grass Low | 25% |
 Weed Low | 25% |
Source:
wetter.comPollen
What is the pollen count in Mt St Helens today?
Index
Low
Tree None | 0% |
Grass Low | 25% |
Weed Low | 25% |
Source:
wetter.comHistoric air quality near Mt St Helens
History
Historic air quality graph for Mt St Helens
20 AQI⁺ US
Good
14:00–15:00 Apr 19 Local time
AQI⁺ US
Measure your own air quality
Get a monitor and contribute air quality data in your city.
Most polluted locations near Mt St Helens, Cowlitz County
Worldwide AQI⁺ ranking
Station ranking
Real-time Mt St Helens AQI⁺ station ranking
Get comprehensive data about air quality in Mt St Helens, Cowlitz County
Download our Air Quality App
