Observations

By Station

You can retrieve up to one month of observations for a station at a time. For a station that reports observations hourly, this is approximately 720 observations. If no start/end is given, the default date range is the last 24 hours of obs.

GET /stations/{station-id}/observations

Query String Parameters (Optional)

Name	Type	Description	Example
start	IS0 8601	start date/time string	2016-06-01T00:00:00Z
end	IS0 8601	end date/time string	2016-06-02T00:00:00Z
parameters	string	Filter obs with given parameters.	precipitation,temperature

Request Example

$ curl -n -X GET "https://historical-obs.api.wdtinc.com/stations/722590-03927/observations
  -H "Accept: application/vnd.wdt+json; version=1"

Response Example

[{
  "metar": "METAR KADH 010015Z AUTO 35003KT 10SM CLR 03/00 A3042 RMK AO2=",
  "measurements": [
    {
      "parameter": "wind_direction",
      "unit": "degrees",
      "value": 350
    },
    {
      "parameter": "wind_speed",
      "unit": "meters_per_second",
      "value": 1.5
    },
    {
      "parameter": "visibility",
      "unit": "meters",
      "value": 16093
    },
    {
      "parameter": "temperature",
      "unit": "celsius",
      "value": 3
    },
    {
      "parameter": "dewpoint",
      "unit": "celsius",
      "value": 0
    },
    {
      "parameter": "altimeter",
      "unit": "millibars",
      "value": 1030.1
    }
  ],
  "recorded_at": "2016-01-01T00:15:00Z"
 },
 ...,
 {
  "metar": "01/01/16 17:55:02 METAR KADH 012355Z 32003KT 10SM CLR 05/M05 A3047 RMK AO2",
  "measurements": [
    {
      "parameter": "wind_direction",
      "unit": "degrees",
      "value": 320
    },
    {
      "parameter": "wind_speed",
      "unit": "meters_per_second",
      "value": 1.5
    },
    {
      "parameter": "visibility",
      "unit": "meters",
      "value": 16093
    },
    {
      "parameter": "temperature",
      "unit": "celsius",
      "value": 5
    },
    {
      "parameter": "dewpoint",
      "unit": "celsius",
      "value": -5
    },
    {
      "parameter": "cloud_cover",
      "unit": "percent",
      "value": 0
    },
    {
      "parameter": "altimeter",
      "unit": "millibars",
      "value": 1031.8
    }
  ],
  "recorded_at": "2016-01-01T23:55:00Z"
}]