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OpenAPI Specification

openapi: 3.2.0
info:
  title: Open-Meteo Air Quality Air Quality Flood APIs API
  description: Hourly air quality forecasts for PM2.5, PM10, ozone, nitrogen dioxide, pollen, and other pollutants from the Copernicus Atmosphere Monitoring Service (CAMS).
  version: '1.0'
  contact:
    name: Open-Meteo
    url: https://open-meteo.com
    email: info@open-meteo.com
  license:
    name: Attribution 4.0 International (CC BY 4.0)
    url: https://creativecommons.org/licenses/by/4.0/
  termsOfService: https://open-meteo.com/en/features#terms
servers:
- url: https://api.open-meteo.com
  description: Base URL declared by the provider in apis.yml (roadmap#122).
tags:
- name: Flood APIs
paths:
  /v1/flood:
    servers:
    - url: https://flood-api.open-meteo.com
    - url: https://customer-flood-api.open-meteo.com
    get:
      tags:
      - Flood APIs
      summary: Daily river discharge forecast
      description: Daily river discharge forecasts from the Copernicus Emergency Management Service GloFAS hydrological model.
      parameters:
      - name: latitude
        in: query
        required: true
        schema:
          type: string
      - name: longitude
        in: query
        required: true
        schema:
          type: string
      - name: daily
        in: query
        description: A list of river discharge variables.
        explode: false
        schema:
          type: array
          items:
            type: string
            enum:
            - river_discharge
            - river_discharge_mean
            - river_discharge_median
            - river_discharge_max
            - river_discharge_min
            - river_discharge_p25
            - river_discharge_p75
      - name: timeformat
        in: query
        schema:
          type: string
          default: iso8601
          enum:
          - iso8601
          - unixtime
      - name: timezone
        in: query
        schema:
          type: string
      - name: past_days
        in: query
        schema:
          type: integer
          default: 0
          minimum: 0
          maximum: 92
      - name: forecast_days
        in: query
        description: Number of forecast days. Up to 366 days.
        schema:
          type: integer
          default: 92
          minimum: 0
          maximum: 366
      - name: start_date
        in: query
        description: Start date in ISO 8601 format.
        schema:
          type: string
          format: date
      - name: end_date
        in: query
        description: End date in ISO 8601 format.
        schema:
          type: string
          format: date
      - name: ensemble
        in: query
        description: Return ensemble members instead of only the ensemble mean.
        schema:
          type: boolean
      - name: cell_selection
        in: query
        schema:
          type: string
          enum:
          - land
          - sea
          - nearest
      - name: models
        in: query
        description: Manually select one or more weather models.
        explode: false
        schema:
          type: array
          items:
            type: string
            enum:
            - seamless_v4
            - forecast_v4
            - consolidated_v4
            - seamless_v3
            - forecast_v3
            - consolidated_v3
      - name: apikey
        in: query
        description: Only required for commercial subscriptions.
        schema:
          type: string
      responses:
        '200':
          description: OK
          content:
            application/json:
              schema:
                type: object
                properties:
                  latitude:
                    type: number
                    format: float
                  longitude:
                    type: number
                    format: float
                  elevation:
                    type: number
                    format: float
                  generationtime_ms:
                    type: number
                    format: float
                  utc_offset_seconds:
                    type: integer
                  timezone:
                    type: string
                  timezone_abbreviation:
                    type: string
                  daily:
                    type: object
                    properties:
                      time:
                        type: array
                        items:
                          type: string
                      river_discharge:
                        type: array
                        items:
                          type: number
                          format: float
                      river_discharge_mean:
                        type: array
                        items:
                          type: number
                          format: float
                      river_discharge_median:
                        type: array
                        items:
                          type: number
                          format: float
                      river_discharge_max:
                        type: array
                        items:
                          type: number
                          format: float
                      river_discharge_min:
                        type: array
                        items:
                          type: number
                          format: float
                      river_discharge_p25:
                        type: array
                        items:
                          type: number
                          format: float
                      river_discharge_p75:
                        type: array
                        items:
                          type: number
                          format: float
                  daily_units:
                    type: object
                    properties:
                      time:
                        type: string
                      river_discharge:
                        type: string
                      river_discharge_mean:
                        type: string
                      river_discharge_median:
                        type: string
                      river_discharge_max:
                        type: string
                      river_discharge_min:
                        type: string
                      river_discharge_p25:
                        type: string
                      river_discharge_p75:
                        type: string
        '400':
          description: Bad Request
          content:
            application/json:
              schema:
                type: object
                properties:
                  error:
                    type: boolean
                  reason:
                    type: string