great job so far ! from Québec Canada. Hopefully you'll be able to get the Radar data for Canada. Just write them an e-mail, they will respond.
https://weather.gc.ca/mainmenu/contact_us_e.html

here they say :If you have further questions about these data services, please contact us to discuss your needs and how we can help. https://weather.gc.ca/business/index_e.html

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