20.49°C Kathmandu
What is a ‘super El Niño’ and how will it affect the weather?
A potentially record-strength El Niño could drive extreme heat, floods and droughts worldwide, with major risks to crops, food security and public health.
Sun, Sep 27, 2026
The Post uses data from World Air Quality Index and updates the page every 15 minutes. Data for some cities may not update regularly.
| AQI | Air Pollution Level | Health Implications |
|---|---|---|
| 0-50 | Good | Air quality is considered satisfactory, and air pollution poses little or no risk. |
| 51-100 | Moderate | Air quality is acceptable; however, for some pollutants there may be a moderate health concern for a very small number of people who are unusually sensitive to air pollution. |
| 101-150 | Unhealthy for Sensitive Groups | Members of sensitive groups may experience health effects. The general public is not likely to be affected. |
| 151-200 | Unhealthy | Everyone may begin to experience health effects; members of sensitive groups may experience more serious health effects. |
| 201-300 | Very Unhealthy | Health warnings of emergency conditions. The entire population is more likely to be affected. |
| 301+ | Hazardous | Health alert: everyone may experience more serious health effects. |
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