Documentation for /json/tms.json

This service provides a JSON response that describes the Tile Map Services (TMS) available from the IEM.

Changelog

• 2026-03-04: Renamed generation_utc_time to generated_at to provide better IEM webservice consistency.
• 2024-08-12: Initial documentation update.

Example Usage

Nothing much for configuration, just call the service.

https://mesonet.agron.iastate.edu/json/tms.json

CGI Arguments

The following table lists the CGI arguments that are accepted by this service. A HTTP GET request is required. Fields of type Multi-Params or CSV value can accept either a comma separated list or multiple parameter and value combinations. For example, ?foo=1&foo=2 is equivalent to ?foo=1,2.