← Geo & Weather

Air Quality Forecast

GET /airquality/forecast

Get a 3-day hourly air quality forecast for any location, including predicted PM2.5, PM10, ozone, and AQI levels. Useful for planning outdoor activities, warning vulnerable populations about upcoming poor air quality days, and building proactive health notification systems. Data from Open-Meteo forecast models.

See it visualized

Parameters

lat required

Latitude

lon required

Longitude

Example Requests

Basic usage
curl "https://nordapi.ee/api/v1/airquality/forecast?lat=59.9&lon=10.7"
Air quality forecast for Oslo
curl "https://nordapi.ee/api/v1/airquality/forecast?lat=59.9&lon=10.7"
Air quality forecast for Delhi
curl "https://nordapi.ee/api/v1/airquality/forecast?lat=28.61&lon=77.21"
Air quality forecast for London
curl "https://nordapi.ee/api/v1/airquality/forecast?lat=51.51&lon=-0.13"

Live Response

{
  "data": {
    "elevation": 0.0,
    "generationtime_ms": 0.35309791564941406,
    "hourly": {
      "european_aqi": [
        18,
        16,
        15,
        14,
        16,
        19,
        20,
        22,
        23,
        26,
        25,
        25,
        24,
        24,
        24,
        24,
        24,
        24,
        24,
        22,
        20,
        20,
        19,
        18,
        18,
        19,
        20,
        20,
        20,
        22,
        22,
        22,
        22,
        23,
        25,
        27,
        27,
        27,
        27,
        28,
        28,
        27,
        27,
        25,
        24,
        20,
        17,
        20,
        21,
        21,
        20,
        19,
        20,
        20,
        20,
        22,
        23,
        23,
        25,
        26,
        26,
        25,
        24,
        23,
        23,
        22,
        21,
        21,
        19,
        16,
        14,
        14
      ],
      "pm10": [
        10.0,
        10.3,
        10.7,
        9.4,
        7.4,
        5.6,
        4.4,
        3.3,
        2.5,
        2.1,
        1.9,
        1.8,
        1.8,
        1.9,
        1.9,
        2.0,
        2.2,
        2.8,
        2.9,
        3.1,
        3.5,
        4.0,
        3.7,
        3.3,
        3.3,
        3.3,
        3.3,
        3.3,
        3.4,
        3.6,
        4.1,
        4.0,
        3.8,
        3.4,
        3.5,
        3.5,
        3.4,
        3.5,
        3.3,
        3.4,
        3.5,
        3.8,
        4.2,
        5.0,
        5.8,
        5.9,
        5.7,
        5.2,
        5.3,
        4.6,
        4.3,
        4.2,
        4.2,
        4.2,
        4.4,
        3.6,
        3.3,
        3.1,
        3.1,
        2.8,
        2.2,
        2.0,
        1.9,
        2.0,
        2.3,
        2.9,
        3.2,
        3.1,
        3.7,
        4.4,
        5.8,
        5.5
      ],
      "pm2_5": [
        6.5,
        6.8,
        7.0,
        7.1,
        6.0,
        3.9,
        3.8,
        2.6,
        1.7,
        1.6,
        1.5,
        1.5,
        1.3,
        1.3,
        1.3,
        1.4,
        1.5,
        1.5,
        1.5,
        1.5,
        2.1,
        2.3,
        2.0,
        2.0,
        1.7,
        1.8,
        1.7,
        1.7,
        1.8,
        1.8,
        2.5,
        2.2,
        2.0,
        2.0,
        1.9,
        1.8,
        1.8,
        1.8,
        1.8,
        1.9,
        2.0,
        2.3,
        2.8,
        2.9,
        3.4,
        4.2,
        3.8,
        3.4,
        3.0,
        2.9,
        2.6,
        2.9,
        2.9,
        2.8,
        2.6,
        2.2,
        2.0,
        2.0,
        2.0,
        1.9,
        1.6,
        1.5,
        1.5,
        1.4,
        1.7,
        2.0,
        1.8,
        1.9,
        2.7,
        3.3,
        3.9,
        4.0
      ],
      "time": [
        "2026-07-05T00:00",
        "2026-07-05T01:00",
        "2026-07-05T02:00",
        "2026-07-05T03:00",
        "2026-07-05T04:00",
        "2026-07-05T05:00",
        "2026-07-05T06:00",
        "2026-07-05T07:00",
        "2026-07-05T08:00",
        "2026-07-05T09:00",
        "2026-07-05T10:00",
        "2026-07-05T11:00",
        "2026-07-05T12:00",
        "2026-07-05T13:00",
        "2026-07-05T14:00",
        "2026-07-05T15:00",
        "2026-07-05T16:00",
        "2026-07-05T17:00",
        "2026-07-05T18:00",
        "2026-07-05T19:00",
        "2026-07-05T20:00",
        "2026-07-05T21:00",
        "2026-07-05T22:00",
        "2026-07-05T23:00",
        "2026-07-06T00:00",
        "2026-07-06T01:00",
        "2026-07-06T02:00",
        "2026-07-06T03:00",
        "2026-07-06T04:00",
        "2026-07-06T05:00",
        "2026-07-06T06:00",
        "2026-07-06T07:00",
        "2026-07-06T08:00",
        "2026-07-06T09:00",
        "2026-07-06T10:00",
        "2026-07-06T11:00",
        "2026-07-06T12:00",
        "2026-07-06T13:00",
        "2026-07-06T14:00",
        "2026-07-06T15:00",
        "2026-07-06T16:00",
        "2026-07-06T17:00",
        "2026-07-06T18:00",
        "2026-07-06T19:00",
        "2026-07-06T20:00",
        "2026-07-06T21:00",
        "2026-07-06T22:00",
        "2026-07-06T23:00",
        "2026-07-07T00:00",
        "2026-07-07T01:00",
        "2026-07-07T02:00",
        "2026-07-07T03:00",
        "2026-07-07T04:00",
        "2026-07-07T05:00",
        "2026-07-07T06:00",
        "2026-07-07T07:00",
        "2026-07-07T08:00",
        "2026-07-07T09:00",
        "2026-07-07T10:00",
        "2026-07-07T11:00",
        "2026-07-07T12:00",
        "2026-07-07T13:00",
        "2026-07-07T14:00",
        "2026-07-07T15:00",
        "2026-07-07T16:00",
        "2026-07-07T17:00",
        "2026-07-07T18:00",
        "2026-07-07T19:00",
        "2026-07-07T20:00",
        "2026-07-07T21:00",
        "2026-07-07T22:00",
        "2026-07-07T23:00"
      ],
      "us_aqi": [
        29,
        27,
        25,
        23,
        22,
        20,
        20,
        20,
        20,
        21,
        22,
        24,
        26,
        27,
        28,
        28,
        28,
        29,
        28,
        28,
        28,
        27,
        26,
        26,
        25,
        24,
        23,
        23,
        22,
        22,
        23,
        23,
        24,
        24,
        25,
        25,
        26,
        27,
        28,
        29,
        30,
        31,
        31,
        32,
        31,
        31,
        30,
        28,
        27,
        26,
        25,
        24,
        23,
        23,
        23,
        23,
        24,
        24,
        24,
        25,
        26,
        27,
        27,
        28,
        28,
        28,
        28,
        27,
        27,
        26,
        24,
        23
      ]
    },
    "hourly_units": {
      "european_aqi": "EAQI",
      "pm10": "μg/m³",
      "pm2_5": "μg/m³",
      "time": "iso8601",
      "us_aqi": "USAQI"
    },
    "latitude": 59.9,
    "longitude": 10.700001,
    "timezone": "GMT",
    "timezone_abbreviation": "GMT",
    "utc_offset_seconds": 0
  },
  "success": true
}