Moderate
Primary Pollutant: PM2.5
O3 | 75 µg/m3 (34) |
PM2.5 | 21 µg/m3 (69) |
PM10 | 35 µg/m3 (32) |
CO | 829 µg/m3 (8) |
NO2 | 14 µg/m3 (7) |
SO2 | 120 µg/m3 (63) |
Source: CAMS, Vaisala Xweather
Station | AQI | Primary Pollutant | PM2.5 (AQI) | PM10 (AQI) | NO2 (AQI) | OZONE (AQI) | CO (AQI) | SO2 (AQI) |
---|---|---|---|---|---|---|---|---|
Kolonnawa | 29 |
PM2.5 | 7 (29) | 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) |
Wednesday, Dec 11 | Thursday, Dec 12 | Friday, Dec 13 | Saturday, Dec 14 | Sunday, Dec 15 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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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 | 4am | 5am | 6am | 7am | 8am | 9am | 10am | 11am | 12pm | 1pm | 2pm | 3pm | 4pm | 5pm |
94 | 91 | 89 | 76 | 74 | 82 | 102 | 100 | 97 | 114 | 108 | 96 | 80 | 85 | 83 | 69 | 65 | 64 | 63 | 61 | 59 | 61 | 63 | 63 | 61 | 67 | 78 | 84 | 91 | 100 | 104 | 104 | 102 | 96 | 84 | 70 | 70 | 72 | 75 | 72 | 68 | 66 | 57 | 55 | 57 | 60 | 62 | 68 | 77 | 84 | 93 | 109 | 111 | 116 | 124 | 127 | 120 | 108 | 100 | 100 | 87 | 86 | 87 | 87 | 88 | 89 | 90 | 50 | 50 | 50 | 50 | 52 | 57 | 59 | 66 | 72 | 70 | 74 | 69 | 67 | 61 | 54 | 49 | 47 | 50 | 57 | 59 | 54 | 50 | 45 | 43 | 45 | 42 | 42 | 45 | 49 | 52 |
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 |
SW | SSW | SSE | SSE | S | SSE | SE | NE | W | NNW | WNW | NW | NW | W | WNW | W | W | W | W | WNW | WNW | WNW | NW | NW | WNW | WNW | WNW | W | SW | SSW | ENE | W | S | SSW | NW | SSW | ENE | SSE | SSW | WSW | WSW | W | WSW | WSW | W | WSW | W | WSW | ESE | ESE | ESE | SE | SE | NNE | NNW | NNE | ESE | SE | SE | SE | SE | S | SW | SW | WSW | WSW | WSW | WSW | W | W | W | WSW | SW | SSE | ESE | ESE | E | E | E | NE | NNE | N | N | NNE | NE | NE | NNW | NW | WNW | WNW | WNW | WNW | NW | NNW | NNW | NNW | NNW |
3 4 | 1 1 | 2 4 | 2 3 | 2 4 | 2 4 | 1 1 | 1 1 | 1 2 | 1 2 | 3 4 | 4 6 | 3 5 | 3 5 | 2 3 | 5 7 | 5 8 | 6 10 | 8 13 | 7 11 | 8 12 | 7 12 | 7 12 | 6 9 | 5 8 | 4 6 | 2 3 | 1 2 | 0 1 | 0 1 | 0 0 | 0 0 | 0 0 | 2 3 | 1 1 | 0 1 | 0 1 | 1 2 | 0 1 | 1 2 | 3 5 | 4 7 | 5 8 | 5 8 | 4 7 | 4 7 | 3 4 | 1 2 | 0 1 | 1 1 | 1 1 | 1 1 | 0 0 | 0 0 | 1 1 | 0 0 | 0 1 | 1 1 | 1 1 | 1 1 | 0 1 | 0 0 | 1 1 | 1 2 | 2 4 | 3 5 | 4 7 | 3 6 | 3 5 | 3 4 | 2 3 | 1 2 | 1 2 | 2 3 | 3 4 | 3 4 | 2 4 | 2 4 | 2 4 | 2 3 | 2 3 | 2 3 | 2 3 | 2 3 | 2 3 | 1 2 | 1 2 | 2 3 | 2 4 | 2 4 | 3 6 | 4 6 | 4 6 | 4 6 | 4 6 | 3 6 | 2 4 |
79 26.2 | 78 25.7 | 77 25.1 | 76 24.6 | 76 24.3 | 75 24 | 74 23.6 | 74 23.4 | 74 23.1 | 73 22.9 | 73 22.9 | 74 23.1 | 74 23.2 | 75 24.2 | 77 25.1 | 79 26.1 | 82 27.5 | 84 28.9 | 87 30.3 | 87 30.3 | 86 30.2 | 86 30.2 | 84 28.7 | 81 27.2 | 78 25.7 | 78 25.3 | 77 24.8 | 76 24.3 | 76 24.2 | 75 24.1 | 75 24 | 75 24 | 75 23.9 | 75 23.9 | 75 23.7 | 74 23.5 | 74 23.4 | 76 24.6 | 78 25.7 | 80 26.8 | 82 28 | 84 29.2 | 87 30.3 | 86 29.8 | 85 29.3 | 84 28.7 | 82 27.7 | 80 26.7 | 78 25.6 | 78 25.3 | 77 25 | 76 24.7 | 76 24.4 | 75 24.1 | 75 23.9 | 75 23.7 | 74 23.4 | 74 23.1 | 74 23.1 | 74 23.1 | 74 23.1 | 76 24.3 | 78 25.6 | 80 26.8 | 83 28.1 | 85 29.5 | 88 30.9 | 86 30.3 | 86 29.8 | 85 29.2 | 82 27.8 | 80 26.4 | 77 25 | 76 24.7 | 76 24.4 | 75 24 | 75 23.8 | 74 23.6 | 74 23.4 | 74 23.2 | 74 23.1 | 73 22.8 | 73 22.8 | 73 22.7 | 73 22.7 | 75 23.7 | 76 24.6 | 78 25.5 | 81 27.2 | 84 28.8 | 87 30.5 | 88 31.3 | 90 32.1 | 91 32.9 | 88 31.2 | 85 29.5 | 82 27.8 |
Source: CAMS, Vaisala Xweather
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