Los Angeles Modeled Air Quality — CAMS Forecast
United States · America/Los_Angeles
Data state: FRESH; source age at generation: 15.3 hours.
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CAMS modeled concentrations
| Pollutant | Concentration | Surface compatibility |
|---|---|---|
| CO | 502.2 µg/m³ | DERIVABLE_SURFACE |
| NO2 | 60.1 µg/m³ | DERIVABLE_SURFACE |
| O3 | 5.4 µg/m³ | DERIVABLE_SURFACE |
| PM10 | 49.0 µg/m³ | DIRECT_SURFACE |
| PM2.5 | 46.5 µg/m³ | DIRECT_SURFACE |
| SO2 | 4.7 µg/m³ | DERIVABLE_SURFACE |
Model initialization: . Valid: . Retrieved: 2026-10-01T12:51:14.408832+00:00.
Nearest valid 0.4° model grid cell; gases use matching model-level 137 temperature, humidity, lnsp and hybrid coefficients. This global model does not resolve street-level exposure.
CAMS model-based US AQI estimate
87 COMPLETE
Window ending 2026-10-01T15:00:00+00:00; window model run 2026-09-30T12:00:00+00:00. Contributors: co, no2, o3, pm10, pm2_5, so2.
Experimental trailing model estimate using EPA May 2026 breakpoints. Not a station observation, official daily maximum, or NowCast. Partial estimates do not imply six-pollutant completeness.
Modeled concentration forecast
Forecast table model initialization 2026-10-01T00:00:00+00:00. Actual hourly model samples; no interpolation.
| Local time | PM2.5 µg/m³ | PM10 µg/m³ | O3 µg/m³ | NO2 µg/m³ | SO2 µg/m³ | CO µg/m³ |
|---|---|---|---|---|---|---|
| Oct 01 09:00 PDT | 33.7 | 37.7 | 26.4 | 53.9 | 5.4 | 338.9 |
| Oct 01 10:00 PDT | 29.9 | 34.9 | 52.0 | 36.7 | 6.3 | 267.5 |
| Oct 01 11:00 PDT | 28.5 | 33.6 | 71.2 | 29.0 | 7.4 | 245.1 |
| Oct 01 12:00 PDT | 26.8 | 31.5 | 88.6 | 23.7 | 8.0 | 228.4 |
| Oct 01 13:00 PDT | 25.0 | 29.2 | 108.6 | 17.6 | 8.3 | 211.1 |
| Oct 01 14:00 PDT | 22.9 | 26.5 | 126.7 | 11.9 | 7.8 | 195.1 |
| Oct 01 15:00 PDT | 20.3 | 23.3 | 135.1 | 7.7 | 6.7 | 179.4 |
| Oct 01 16:00 PDT | 17.8 | 20.8 | 132.4 | 5.9 | 5.4 | 167.4 |
| Oct 01 17:00 PDT | 15.7 | 19.1 | 119.9 | 6.7 | 4.1 | 161.0 |
| Oct 01 18:00 PDT | 13.8 | 16.9 | 101.8 | 10.2 | 2.9 | 161.9 |
| Oct 01 19:00 PDT | 12.8 | 15.7 | 80.7 | 16.4 | 2.2 | 170.1 |
| Oct 01 20:00 PDT | 12.8 | 15.6 | 65.9 | 22.3 | 1.8 | 179.1 |
| Oct 01 21:00 PDT | 13.7 | 16.5 | 52.9 | 30.9 | 1.8 | 192.1 |
| Oct 01 22:00 PDT | 15.6 | 18.3 | 33.4 | 47.4 | 2.1 | 216.5 |
| Oct 01 23:00 PDT | 18.5 | 21.2 | 12.7 | 66.6 | 2.5 | 247.7 |
| Oct 02 00:00 PDT | 21.6 | 24.3 | 1.4 | 75.8 | 2.6 | 273.3 |
| Oct 02 01:00 PDT | 24.4 | 27.1 | 0.2 | 75.4 | 2.5 | 290.1 |
| Oct 02 02:00 PDT | 27.5 | 30.0 | 0.0 | 74.0 | 2.4 | 308.9 |
| Oct 02 03:00 PDT | 30.0 | 32.4 | 0.0 | 71.8 | 2.3 | 328.2 |
| Oct 02 04:00 PDT | 31.5 | 33.5 | 0.0 | 69.2 | 2.2 | 344.9 |
| Oct 02 05:00 PDT | 32.1 | 33.9 | 0.0 | 66.5 | 2.0 | 358.5 |
| Oct 02 06:00 PDT | 32.4 | 34.0 | 0.0 | 63.7 | 1.9 | 374.9 |
| Oct 02 07:00 PDT | 33.2 | 34.7 | 1.7 | 59.2 | 2.0 | 408.7 |
| Oct 02 08:00 PDT | 34.1 | 35.4 | 6.3 | 52.5 | 2.4 | 474.8 |
Source and license
Contains modified Copernicus Atmosphere Monitoring Service information 2026; city extraction and concentration conversion. CC BY 4.0.
Weather and air quality preserve independent provider timestamps.