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Live forecasts update automatically; written guidance last reviewed 16 June 2026 by the Canada Scope Weather Desk. Data from Environment and Climate Change Canada and other national met services via Open-Meteo.
An orange weather warning is a mid-level alert from Environment and Climate Change Canada (ECCC) that means hazardous weather is likely and could cause significant disruption, but does not yet meet the criteria for a red-level “imminent danger” warning. It is the second tier in Canada’s three-level warning system (yellow, orange, red) and signals a need to prepare and adjust plans, especially during severe storms, heavy snow, or extreme heat.
What does an orange warning mean for daily life?
An orange warning indicates that the weather event is probable and carries risks to property, travel, and outdoor activities. For example, a snowfall warning in the orange category means accumulations of 15 centimetres or more within 12 hours are expected, enough to disrupt roads, delays transit, and stress power lines. You do not need to shelter in place, but you should postpone non-essential travel, secure loose items outdoors, and monitor local updates. Unlike a yellow warning (which is “watch” or “advisory” stage), orange is a “warning” that the event is imminent or already occurring.
How is an orange warning different from a red warning?
A red warning (the highest tier) is reserved for exceptionally dangerous conditions—such as a tornado warning or a severe thunderstorm warning—where life and property are at immediate risk. Orange warnings cover events like heavy rainfall, wind gusts over 90 km/h, or freezing rain, which are disruptive but not necessarily life-threatening if you take sensible precautions. In Canada, orange warnings are the most common type issued during winter storms and summer thunderstorm outbreaks.
Will I get a phone alert for an orange warning?
No. In Canada, wireless emergency alerts are reserved for red-level events like tornado warnings or life-threatening floods. Orange warnings are not pushed to phones; you must check official sources or weather apps.
Can an orange warning be upgraded to red?
Yes. If conditions worsen beyond the original forecast—for instance, a snow warning escalates into a blizzard—ECCC may upgrade the alert to red. Always treat an orange warning as your cue to stay informed.
How long does an orange warning last?
Typically, it remains active for the duration of the weather event, which can be a few hours (for a thunderstorm) to several days (for a prolonged snowstorm). It is lifted once the hazard passes or diminishes.
Sources
For a complete guide to all alert levels, see our Canada Weather Warnings page. To check current conditions, visit the Canada weather hub.