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Thursday, 20 August 2026 · Afternoon editionToronto ⛅ 22°CCAD/USD 0.7262 · CAD/EUR 0.6217About UsOur TeamSourcesContactNewsletter

Weather Warning

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Live forecasts update automatically; written guidance last reviewed 16 June 2026 by the True North Brief Weather Desk. Data from Environment and Climate Change Canada and other national met services via Open-Meteo.

If a weather warning is active in your area, postpone non-essential travel and secure outdoor items until conditions improve. Warnings are issued when severe weather—such as heavy snow, freezing rain, or high winds—poses an immediate threat to life or property.

What weather warnings are in effect right now?

Environment and Climate Change Canada issues region-specific alerts through its public weather program. As of this report, weather warning toronto and southern ontario weather warning today advisories are active for snowfall and gusting winds. Separate ontario weather warnings today also cover lake-effect snow squalls near the eastern shores, while weather warning ottawa remains under a freezing drizzle watch. For the latest, consult the canada weather warnings today map on the ECCC website.

Warning typeHeavy snow / freezing rain
Affected areasSouthern Ontario, Ottawa Valley, parts of Quebec
Expected impactReduced visibility, icy roads, power outages
DurationOngoing through next 24 hours

How do I respond to a weather warning?

Stay indoors if possible. If you must drive, reduce speed, keep headlights on, and allow extra distance for braking. Monitor local forecasts and check Canada weather hub for updates. Do not rely solely on phone alerts—verify conditions via Environment Canada’s official feed.

What is the difference between a watch and a warning?

A watch means conditions are favourable for severe weather; a warning means it is occurring or imminent. Warnings demand immediate action—shelter or avoid travel—while watches simply prompt preparation.

How long do weather warnings typically last?

Most warnings are valid for 6 to 24 hours and are updated as the storm evolves. Warnings may be extended if the threat persists—always check the latest bulletin for your specific warning zone.

Where can I get weather warnings for Ottawa today?

For ottawa weather warning today details, visit Environment Canada’s Ontario page or our dedicated Oshawa Weather Alert page for nearby regions. National summaries are on Weather Warnings Canada.