Pioneering Forecast Technology
Based on scientific modeling and big data analysis we provide you with
the most precise AQI forecast
Hourly AQI forecast
To give you the most accurate information of the
forecasted AQI at 3-hour intervals
, we repeatedly update our forecast everyday.
Intuitive AQI info
Based on the
US air quality standard
, you can easily understand the air quality on a scale
from good to hazardous
and stay ahead of air pollution trends.
Unhealthy for Sensitive Groups
Scientific Health Tips
To help you
take effective and preventive measures
, we provide health tips according to specific AQI data for specific groups.
Dynamic PM2.5 Map
Our dynamic PM2.5 map of your selected city and surrounding areas helps you
check 5-day regional pollution level
at a glance.
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Beijing Air Forecast