• CSSL Weather Intelligence: Down for Maintenance

    By Connell Miller, Northern Mesonet Project, September 02, 2026

    CSSL Weather Intelligence will be temporarily unavailable from Wednesday, September 2 at 10:30 PM EDT until Thursday, September 3 at 9:00 AM EDT due to a scheduled power outage at Western University. The outage will affect access to the CSSL Weather Intelligence platform during this period. Service is expected to resume by 9:00 AM EDT on Thursday. We apologize for the inconvenience.

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  • Introducing CSSL Weather Intelligence

    By Connell Miller, Northern Mesonet Project, August 26, 2026

    CSSL Weather Intelligence brings together weather observations, numerical weather prediction models, severe weather information, and historical event data in a single interactive platform. The new platform represents a major expansion of the Canadian Mesonet Portal, with new data sources, analysis tools, visualization capabilities, and ways to explore weather across Canada and beyond.

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  • Canadian Mesonet Portal Update (v2026.05.14): Severe Storm Summaries, Mobile Version, and UI Updates!

    By Connell Miller, Northern Mesonet Project, May 14, 2026

    This update to the Canadian Mesonet Portal introduces severe storm summaries, which is a a new Pro feature in the Canadian Mesonet Portal designed to make post-event severe weather analysis faster and easier. It also introduces a refreshed mobile version, along with many UI updates!

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