AirNow city forecasts

Busan Modeled Air Quality — CAMS Forecast

South Korea · Asia/Seoul

Data state: FRESH; source age at generation: 15.3 hours.

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CAMS modeled concentrations

PollutantConcentrationSurface compatibility
CO398.5 µg/m³DERIVABLE_SURFACE
NO253.9 µg/m³DERIVABLE_SURFACE
O322.3 µg/m³DERIVABLE_SURFACE
PM1017.1 µg/m³DIRECT_SURFACE
PM2.514.0 µg/m³DIRECT_SURFACE
SO215.5 µg/m³DERIVABLE_SURFACE

Model initialization: . Valid: . Retrieved: 2026-10-01T12:45:09.519874+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

69 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.

CAMS modeled PM2.5 forecast (µg/m³)Actual model samples spaced by their valid times. Range 14.4 to 19.9. Forecast, not observations.2026-10-01T16:00:00+00:002026-10-02T15:00:00+00:00
CAMS modeled PM2.5 forecast (µg/m³) · 14.4–19.9; actual sample times, no interpolated hourly values.

Modeled concentration forecast

Forecast table model initialization 2026-10-01T00:00:00+00:00. Actual hourly model samples; no interpolation.

Local timePM2.5 µg/m³PM10 µg/m³O3 µg/m³NO2 µg/m³SO2 µg/m³CO µg/m³
Oct 02 01:00 KST14.4 18.4 33.2 39.5 14.0 305.6
Oct 02 02:00 KST14.9 19.9 38.8 32.0 13.4 269.4
Oct 02 03:00 KST15.7 21.8 41.5 28.5 13.4 267.5
Oct 02 04:00 KST17.0 24.5 41.6 27.5 13.5 278.1
Oct 02 05:00 KST17.8 26.4 39.7 28.4 13.5 291.6
Oct 02 06:00 KST17.8 26.5 34.7 32.2 13.7 309.2
Oct 02 07:00 KST18.4 26.3 26.3 39.9 15.1 352.8
Oct 02 08:00 KST18.8 26.1 28.4 36.9 16.6 409.4
Oct 02 09:00 KST17.6 26.0 41.1 30.4 18.1 440.0
Oct 02 10:00 KST17.1 25.1 48.3 26.8 19.0 465.3
Oct 02 11:00 KST17.6 26.1 61.4 20.8 16.5 400.1
Oct 02 12:00 KST17.4 25.7 72.7 16.2 13.8 350.7
Oct 02 13:00 KST17.5 25.7 78.2 15.1 13.3 345.2
Oct 02 14:00 KST17.3 25.0 81.0 15.5 13.6 354.4
Oct 02 15:00 KST16.8 24.0 81.6 17.0 14.3 371.6
Oct 02 16:00 KST16.4 23.2 79.7 19.7 15.0 390.9
Oct 02 17:00 KST16.4 22.8 73.6 25.3 15.5 411.1
Oct 02 18:00 KST18.5 23.7 34.1 57.1 16.1 476.5
Oct 02 19:00 KST19.9 24.5 24.7 64.0 16.3 507.7
Oct 02 20:00 KST19.2 23.3 24.4 62.6 15.7 500.1
Oct 02 21:00 KST18.3 22.1 24.0 61.1 14.8 482.4
Oct 02 22:00 KST17.8 21.1 23.7 59.3 14.3 489.7
Oct 02 23:00 KST17.5 20.6 23.6 57.7 13.6 509.3
Oct 03 00:00 KST17.2 20.2 23.8 56.4 12.0 528.9

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.