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Live forecasts update automatically; written guidance last reviewed 16 June 2026 by the Canada Edition Weather Desk. Data from Environment and Climate Change Canada and other national met services via Open-Meteo.
Snowfall weather forecast for the coming days points to significant accumulation across the British Columbia interior and the snowbelt regions east of the Great Lakes. A low-pressure system will bring the heaviest snow to the Rockies and the Ontario cottage country by midweek.
What does the snowfall forecast look like for this week?
For the next 14 days, snow forecast maps show a persistent storm track from the Pacific coast into the Rockies. The Canada weather hub confirms that the whistler snow forecast calls for 30–50 centimetres this week, while the ski big 3 snow report indicates similar totals around Banff and Lake Louise. The snow forecast 14 days ahead suggests a brief lull by the weekend, followed by another system early next week.
Which areas should prepare for heavy snow?
Residents east of Lake Huron and Georgian Bay are under a lake-effect snow warning through Thursday. For a snowfall weather forecast tomorrow, expect squalls to shift south toward London and Kitchener. In the mountains, the whistler weather forecast and whistler weather 21 day forecast show a gradual warming trend after Friday, but the whistler snow report 14 day outlook remains active. The Canada Weather Warnings page has the latest advisories.
How accurate are 14-day snow forecasts?
Long-range snow forecast models are reliable for general trends but not exact amounts beyond 7 days. For day-to-day planning, check the Environment Canada public forecast every morning.
What does the snowfall weather forecast tomorrow mean for my commute?
Tomorrow’s forecast calls for 5–10 cm across the GTA by the evening commute. Allow extra travel time and check the Canada weather warnings page for any updates.
Where can I find a snow forecast map?
Environment Canada’s weather.gc.ca offers a precipitation type map updated every six hours. The Weather Network also provides a 14-day snow forecast map for major ski regions.