/bin/astro.php

Returns a PNG‑type image of the forecast diagram (graphical API).

• lon (query, required) — Geographic longitude of the site, as a float (precision 0.001).
• lat (query, required) — Geographic latitude of the site, as a float (precision 0.001).
• ac (query) — Altitude correction (only for ASTRO product); allowed values are 0 (default), 2 or 7.
• lang (query) — Language of the output (not applicable for METEO product).
• unit (query) — Unit system, either "metric" or "british".
• output (query, required) — Output format; must be "internal" for graphical PNG output.
• tzshift (query) — Timezone shift; allowed values are 0, 1 or -1.

/bin/api.pl

Returns forecast data in XML or JSON (machine‑readable API).

• lon (query, required) — Geographic longitude of the site, as a float (precision 0.001).
• lat (query, required) — Geographic latitude of the site, as a float (precision 0.001).
• product (query, required) — Product to use; one of "astro", "civil", "civillight", "meteo" or "two".
• output (query, required) — Output format; either "xml" or "json".