Moderate
Primary Pollutant: PM2.5
O3 | 41 µg/m3 (19) |
PM2.5 | 13 µg/m3 (52) |
PM10 | 48 µg/m3 (44) |
CO | 312 µg/m3 (3) |
NO2 | 11 µg/m3 (5) |
SO2 | 6 µg/m3 (3) |
Source: CAMS, Vaisala Xweather
Station | AQI | Primary Pollutant | PM2.5 (AQI) | PM10 (AQI) | NO2 (AQI) | OZONE (AQI) | CO (AQI) | SO2 (AQI) |
---|---|---|---|---|---|---|---|---|
Kolonnawa | 25 |
PM2.5 | 6 (25) | n/a | n/a | n/a | n/a | n/a |
Source: U.S. Department of State Sri Lanka - Colombo
Hour |
AQI |
Primary |
Wind Dir |
Wind Speed ( mph kmh) |
Temp (°F°C) |
Tuesday, Jul 9 | Wednesday, Jul 10 | Thursday, Jul 11 | Friday, Jul 12 | Saturday, Jul 13 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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3am | 4am | 5am | 6am | 7am | 8am | 9am | 10am | 11am | 12pm | 1pm | 2pm | 3pm | 4pm | 5pm | 6pm | 7pm | 8pm | 9pm | 10pm | 11pm | 12am | 1am | 2am | 3am | 4am | 5am | 6am | 7am | 8am | 9am | 10am | 11am | 12pm | 1pm | 2pm | 3pm | 4pm | 5pm | 6pm | 7pm | 8pm | 9pm | 10pm | 11pm | 12am | 1am | 2am | 3am | 4am | 5am | 6am | 7am | 8am | 9am | 10am | 11am | 12pm | 1pm | 2pm | 3pm | 4pm | 5pm | 6pm | 7pm | 8pm | 9pm | 10pm | 11pm | 12am | 1am | 2am | 3am | 4am | 5am | 6am | 7am | 8am | 9am | 10am | 11am | 12pm | 1pm | 2pm | 3pm | 4pm | 5pm | 6pm | 7pm | 8pm | 9pm | 10pm | 11pm | 12am | 1am | 2am | 3am |
50 | 48 | 44 | 47 | 52 | 51 | 51 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 51 | 53 | 48 | 46 | 44 | 46 | 46 | 46 | 48 | 46 | 48 | 50 | 52 | 52 | 51 | 51 | 52 | 51 | 48 | 44 | 42 | 44 | 46 | 50 | 52 | 52 | 46 | 46 | 42 | 46 | 48 | 50 | 50 | 51 | 50 | 44 | 47 | 48 | 50 | 50 | 49 | 49 | 50 | 49 | 48 | 48 | 48 | 50 | 52 | 55 | 50 | 61 | 60 | 59 | 56 | 51 | 48 | 48 | 44 | 48 | 44 | 51 | 53 | 51 | 51 | 50 | 51 | 53 | 54 | 53 | 54 | 53 | 54 | 57 | 57 | 59 | 57 | 54 | 51 | 48 | 46 | 42 |
PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 |
WSW | WSW | WSW | WSW | WSW | W | W | WSW | W | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | SW | SW | SW | SW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | W | W | W | W | W | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | SW | SW | SW | SW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW |
7 11 | 7 11 | 7 11 | 6 10 | 7 11 | 8 13 | 10 16 | 10 17 | 10 17 | 10 17 | 11 17 | 11 18 | 11 18 | 10 17 | 9 15 | 8 12 | 7 11 | 7 11 | 7 11 | 7 12 | 7 12 | 7 12 | 7 12 | 7 12 | 7 12 | 7 12 | 7 11 | 6 10 | 7 11 | 9 15 | 9 15 | 10 17 | 11 17 | 11 18 | 11 18 | 11 18 | 12 19 | 11 18 | 10 16 | 8 13 | 8 12 | 8 13 | 9 14 | 9 14 | 9 15 | 9 14 | 9 14 | 9 14 | 8 13 | 8 13 | 8 13 | 8 13 | 8 12 | 9 14 | 9 14 | 9 14 | 9 14 | 10 16 | 11 18 | 12 20 | 12 19 | 11 18 | 10 16 | 9 15 | 9 15 | 10 15 | 10 16 | 10 16 | 11 17 | 11 18 | 11 18 | 12 19 | 11 18 | 11 18 | 11 17 | 12 19 | 13 21 | 13 21 | 14 22 | 13 22 | 13 21 | 13 22 | 13 21 | 13 21 | 13 20 | 12 19 | 12 19 | 12 19 | 10 17 | 10 16 | 10 17 | 11 18 | 11 17 | 11 18 | 11 18 | 11 17 | 10 17 |
81 27.2 | 81 27.2 | 81 27.3 | 82 27.8 | 83 28.2 | 84 28.7 | 85 29.2 | 86 29.7 | 87 30.3 | 87 30.3 | 87 30.3 | 87 30.3 | 86 30.2 | 86 30 | 86 29.9 | 86 29.8 | 85 29.6 | 85 29.5 | 85 29.2 | 84 29 | 84 28.8 | 83 28.3 | 82 27.9 | 81 27.5 | 81 27.4 | 81 27.4 | 81 27.3 | 82 27.8 | 83 28.3 | 84 28.8 | 85 29.2 | 85 29.7 | 86 30.2 | 86 30.1 | 86 30.1 | 86 30.1 | 86 29.9 | 85 29.7 | 85 29.5 | 85 29.3 | 84 29 | 84 28.7 | 84 28.7 | 84 28.6 | 84 28.6 | 83 28.1 | 82 27.7 | 81 27.2 | 81 27.2 | 81 27.2 | 81 27.1 | 82 27.6 | 83 28.1 | 83 28.6 | 84 29 | 85 29.4 | 86 29.8 | 86 29.8 | 86 29.8 | 86 29.8 | 85 29.7 | 85 29.6 | 85 29.4 | 85 29.4 | 85 29.3 | 85 29.2 | 84 29 | 84 28.8 | 83 28.6 | 83 28.2 | 82 27.8 | 81 27.4 | 81 27.4 | 81 27.3 | 81 27.3 | 82 27.7 | 83 28.1 | 83 28.6 | 84 28.7 | 84 28.8 | 84 29 | 85 29.3 | 85 29.7 | 86 30 | 85 29.6 | 85 29.2 | 84 28.9 | 84 28.9 | 84 28.8 | 84 28.8 | 83 28.5 | 83 28.2 | 82 27.9 | 82 27.7 | 82 27.5 | 81 27.4 | 81 27.1 |
Source: CAMS, Vaisala Xweather
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