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Changelog
- 2025-03-12: Added new Most Probable Intensity tags for MCDs
- 2024-07-09: Add csv and excel output formats
Example Requests
Return MCDs issued for Ames, IA in JSON, then CSV, then Excel format.
https://mesonet.agron.iastate.edu/json/spcmcd.py?lat=42.0&lon=-95.0
https://mesonet.agron.iastate.edu/json/spcmcd.py?lat=42.0&lon=-95.0&fmt=csv
https://mesonet.agron.iastate.edu/json/spcmcd.py?lat=42.0&lon=-95.0&fmt=excel
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 | JSONP Callback Name |
| fmt | string | The format to return data in, either json, excel, or csv |
| lat | number | Latitude of point in decimal degrees |
| lon | number | Longitude of point in decimal degrees |