MSC GeoMet OGC API (Environment Canada)
FreeLiveLast verified 29 Sept 2026
Canadian weather alerts as GeoJSON polygons, plus marine forecasts, river levels and climate records.
Example request
curl -s 'https://api.weather.gc.ca/collections/weather-alerts/items?f=json&limit=1'
Free tier, in plain English
Free with no key and no published request limit. The licence allows commercial use as long as you credit Environment and Climate Change Canada.
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