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Changelog
- 2024-08-05: Initial documtation update
Example Requests
Provide all the max ETNs for 2024
https://mesonet.agron.iastate.edu/json/vtec_max_etn.py?year=2024&format=json
And as HTML
https://mesonet.agron.iastate.edu/json/vtec_max_etn.py?year=2024&format=html
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.
| Field | Type | Description |
|---|---|---|
| callback | string or null | Legacy JSON-P style callback. It is likely best to not depend on this usage. The IEM website has a permissive CORS. |
| year | integer | Year between 1986 and the current year for which the IEM database may have VTEC records. |
| format | string | Format |