Air Quality and Weather Bulletin for Delhi (17.02.2025)
दिल्ली के लिए वायु गुणवत्ता और मौसम बुलेटिन (17.02.2025)
1. Past Weather and Air Quality Observation: The air quality over Delhi was in Poor category with CPCB AQI 294 at 4 PM on 16.02.2025. There has been a rise in minimum and maximum temperatures upto 01°C over Delhi/NCR during the past 24 hours. The Maximum and Minimum temperatures over Delhi are in the range of 27 to 29°C and 11 to 13°C respectively. The minimum temperature was near normal and maximum temperature was above normal upto 04°C over most places. Mainly clear sky conditions with predominant surface wind from the variable direction with wind speed reaching 10 to 12 kmph prevailed during the daytime and calm wind during night time on 16.02.2025. Mainly smog/mist conditions with wind speed less than 04 kmph variable direction prevailed over the region in the forenoon today.
2. Partly cloudy sky. The maximum temperature over Delhi is likely to be in the range of 28 to 30°C.The predominant surface wind will likely to be from northwest direction with a wind speed of less than 10 kmph till evening. It would decrease thereafter becoming less than 06 kmph from the north direction during the night on 17.02.2024. Partly cloudy sky. The maximum and minimum temperatures over Delhi are likely to be in the range of 27 to 29°C and 10 to 12°C respectively. The predominant surface wind is likely to be from the northeast direction with a wind speed less than 06 kmph during morning hours. The wind speed will gradually increase thereafter becoming 10-12 kmph from the northwest direction during the afternoon. It will decrease further becoming less than 08 kmph from the north direction during evening and night on 18.02.2025. Partly cloudy sky. Very light rain/drizzle likely towards late night. The maximum and minimum temperatures over Delhi are likely to be in the range of 26 to 28°C and 10 to 12°C respectively. The predominant surface wind will likely to be from the northwest direction with a wind speed of less than 06 kmph during morning hours. The wind speed will gradually increase thereafter becoming 08-10 kmph from the northwest direction during the afternoon. It will decrease becoming less than 06 kmph from north direction during evening and night on 19.02.2025. Generally cloudy sky. Very light rain/drizzle likely in the morning. Strong surface wind (speed 20-30 kmph) during the day. The maximum and minimum temperatures over Delhi are likely to be in the range of 26 to 28°C and 11 to 13°C respectively. The predominant surface wind will likely to be from southeast direction with a wind speed of less than08 kmph during morning hours. The wind speed will gradually increase thereafter becoming 18-20 kmph from the southeast direction during the afternoon. It will decrease becoming less than 10 kmph from northeast direction during evening and night on 20.02.2025.
3. Predicted maximum mixing depth is likely to be 1000 m on 17.02.2025, 500 m on 18.02.2025, 1450 m on 19.02.2025 and 1400 m on 20.02.2025 over Delhi. Ventilation index is likely to be 4000 m2/s on 17.02.2025, 2500 m2/s on 18.02.2025, 7000 m2/s on 19.02.2025 and 9000 m2/s on 20.02.2025 over Delhi. The ventilation index lower than 6000 m2/s with average wind speed less than 10 kmph is unfavourable for dispersion of pollutants.
4. The air quality is likely to be in the Poor category on 17.02.2025. The air quality is likely to be in the Moderate category from 18.02.2025 to 20.02.2025. The outlook for the subsequent 6 Days: The air quality is likely to be in the Moderate to Poor category.
5. Detailed forecast analysis and verification can be seen at https://ews.tropmet.res.in.
Air Quality Bulletin for Ahmedabad (17.02.2025)
1. The overall air quality of Ahmedabad was observed in the Moderate category with AQI 145 on 16.02.2025.
2. The air quality is likely to be in the Moderate category from 17.02.2025 to 19.02.2025.
Air Quality Bulletin for Mumbai (17.02.2025)
1. The overall air quality of Mumbai was observed in the Moderate category with AQI 127 on 16.02.2025.
2. The air quality is likely to be in the Satisfactory category from 17.02.2025 to 19.02.2025.
Air Quality Bulletin for Pune (17.02.2025)
1. The overall air quality of Pune was observed in the Moderate category with AQI 139 on 16.02.2025.
2. The air quality is likely to be in the Moderate category from 17.02.2025 to 19.02.2025.
Air Quality Index Range