Moderate
Primary Pollutant: PM2.5
O3 | 28 µg/m3 (13) |
PM2.5 | 24 µg/m3 (76) |
PM10 | 32 µg/m3 (29) |
CO | 510 µg/m3 (5) |
NO2 | 17 µg/m3 (8) |
SO2 | 13 µg/m3 (7) |
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) |
Thursday, Nov 14 | Friday, Nov 15 | Saturday, Nov 16 | Sunday, Nov 17 | Monday, Nov 18 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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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 | 6pm | 7pm | 8pm | 9pm | 10pm |
90 | 90 | 88 | 86 | 64 | 62 | 60 | 58 | 60 | 67 | 67 | 58 | 55 | 62 | 66 | 68 | 69 | 67 | 68 | 74 | 77 | 80 | 72 | 72 | 72 | 72 | 76 | 78 | 70 | 66 | 62 | 56 | 59 | 64 | 60 | 58 | 59 | 63 | 66 | 74 | 75 | 82 | 80 | 76 | 72 | 74 | 66 | 66 | 65 | 66 | 69 | 70 | 71 | 71 | 76 | 69 | 69 | 69 | 70 | 70 | 70 | 71 | 71 | 72 | 72 | 72 | 71 | 71 | 79 | 89 | 107 | 117 | 120 | 111 | 100 | 94 | 89 | 83 | 76 | 71 | 77 | 82 | 62 | 56 | 61 | 84 | 76 | 67 | 60 | 59 | 61 | 69 | 78 | 78 | 80 | 81 | 81 |
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 | O3 | O3 | O3 | O3 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 |
NE | NE | ENE | NE | NNE | NE | NE | NE | ENE | NNE | NNE | NW | NW | WNW | WNW | NW | WNW | NW | NW | NNW | E | E | SE | E | E | ENE | SE | E | N | S | SE | SSE | SE | SSE | S | SW | WSW | WSW | W | W | WSW | WSW | WSW | WSW | NNE | NE | NE | NE | NE | ENE | ENE | ENE | ENE | ENE | ENE | ENE | ENE | E | SE | WSW | WSW | WSW | WSW | WSW | SW | SW | NNE | NE | NE | NE | NE | NE | ENE | ENE | ENE | ENE | ENE | NE | NE | NE | NE | NE | NE | NNW | W | WSW | WSW | WSW | WSW | SW | SSW | S | S | SW | WNW | NW | NW |
2 3 | 3 4 | 3 5 | 3 4 | 2 4 | 2 3 | 2 3 | 3 6 | 3 5 | 1 2 | 2 3 | 2 4 | 3 5 | 3 5 | 4 7 | 5 8 | 4 7 | 3 5 | 2 3 | 0 1 | 2 3 | 1 2 | 2 4 | 2 3 | 2 3 | 2 2 | 2 4 | 1 1 | 0 1 | 2 3 | 2 4 | 1 2 | 3 5 | 2 3 | 1 2 | 3 6 | 4 7 | 4 6 | 6 10 | 5 7 | 4 6 | 3 5 | 1 1 | 1 2 | 1 1 | 2 3 | 3 4 | 3 4 | 3 4 | 2 4 | 2 4 | 2 3 | 2 3 | 2 3 | 3 4 | 3 5 | 2 4 | 1 2 | 1 2 | 1 2 | 3 5 | 6 9 | 5 8 | 5 8 | 5 8 | 2 3 | 1 1 | 3 5 | 3 5 | 3 5 | 3 4 | 3 5 | 3 5 | 3 5 | 3 5 | 3 5 | 3 5 | 3 5 | 3 5 | 4 6 | 3 5 | 3 5 | 3 4 | 1 1 | 2 4 | 5 8 | 5 8 | 6 9 | 6 10 | 5 7 | 4 6 | 3 5 | 2 3 | 1 2 | 1 1 | 1 1 | 0 1 |
80 26.7 | 80 26.6 | 79 26.3 | 79 26.1 | 79 25.9 | 79 25.9 | 79 25.9 | 78 25.8 | 80 26.5 | 81 27.3 | 82 28 | 84 28.9 | 86 29.8 | 87 30.7 | 87 30.7 | 87 30.8 | 88 30.9 | 87 30.4 | 86 29.8 | 85 29.3 | 84 28.8 | 83 28.2 | 82 27.6 | 81 27.5 | 81 27.4 | 81 27.2 | 80 26.9 | 80 26.5 | 79 26 | 79 26.1 | 79 26.1 | 79 26.1 | 81 27 | 82 27.9 | 84 28.8 | 86 29.7 | 87 30.7 | 89 31.6 | 89 31.4 | 88 31.3 | 88 31.1 | 87 30.6 | 86 30.1 | 85 29.5 | 84 28.9 | 83 28.3 | 82 27.6 | 82 27.5 | 81 27.4 | 81 27.3 | 81 27 | 80 26.7 | 79 26.3 | 79 26.2 | 79 26.2 | 79 26.1 | 80 26.8 | 82 27.6 | 83 28.4 | 85 29.4 | 87 30.4 | 88 31.3 | 88 31.4 | 89 31.4 | 89 31.5 | 88 30.9 | 86 30.2 | 85 29.6 | 84 29 | 83 28.3 | 82 27.7 | 82 27.5 | 81 27.3 | 81 27.1 | 80 26.7 | 79 26.3 | 78 25.8 | 78 25.8 | 78 25.8 | 78 25.8 | 80 26.5 | 81 27.3 | 82 28 | 84 28.9 | 86 29.9 | 88 30.8 | 88 31 | 88 31.2 | 89 31.4 | 87 30.6 | 86 29.8 | 84 29 | 84 28.7 | 83 28.4 | 83 28.1 | 82 28 | 82 28 |
Source: CAMS, Vaisala Xweather
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