This page provides detailed documentation for surface pressure charts.
This page contains detailed documentation on the surface pressure chart capabilities feed
The surface pressure chart synoptic analysis and forecast capabilities data feed provides information on when the current surface pressure chart were issued, and also lists the timesteps for which surface pressure are available, and the URIs of the surface pressure synoptic analysis and forecast charts themselves in gif format.
The capabilities web service returns the output of the capabilities data feed in either XML or JSON format.
Since the surface pressure chart synoptic analysis and forecast capabilities web service concerns image data, whenever this web service is used the data category field in the URL should be set to image, and the resource category field should be set to wxfcs. You should also set the data format in the URL to specify whether the web service should return XML or JSON, and include your API key in the query string.
The following examples show a typical result of a call to the capabilities web service requesting a complete list of timesteps available from the surface pressure chart web service for a given site ID.
The XML that follows is a representative response to a call to the following URL, with a valid key:
The JSON that follows shows the structure of a representative response to a call to the following URL, with a valid key:
The XML and JSON responses produced by this web service are identical in terms of their high level structure and the information they represent.
The BWSurfacePressureChartList object comprises a number of BWSurfacePressureChart objects, defined below.
The BWSurfacePressureChart object contains the following elements:
Last Updated: 7 December 2012