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Live forecasts update automatically; written guidance last reviewed 16 June 2026 by the Canada Scene Weather Desk. Data from Environment and Climate Change Canada and other national met services via Open-Meteo.
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The live forecast above shows Calgary’s current conditions and the next few hours in detail. For a reliable look at the day ahead, check the hourly breakdown—it updates frequently and is your best tool for planning around our famously changeable weather.
What is the best way to use Calgary’s hourly forecast?
Calgary’s weather can shift quickly, especially in spring and fall. The hourly forecast is most useful for planning outdoor activities or commutes within the next 12 to 24 hours. For a broader outlook, combine it with the Calgary Weather page, which includes the 7 day weather calgary and weather in calgary 10 days summaries. If you’re checking for tomorrow, the weather in calgary tomorrow section in the live feed is typically accurate within a few degrees.
How does Calgary’s elevation affect hourly conditions?
At over 1,000 metres above sea level, Calgary sees sharp temperature drops after sunset and sudden wind shifts. The hourly forecast captures these changes, so check it before heading out for an evening walk or a late dinner. For longer trips, the calgary weather 14 day outlook helps you see trends, but the hourly data is your go-to for the next few hours.
How often does the Calgary hourly forecast update?
Environment and Climate Change Canada updates the official hourly forecast at least three times daily—around 5:00 AM, 11:00 AM, and 5:00 PM local time. The live forecast above refreshes from that data.
Is the hourly forecast reliable for tomorrow morning?
Yes, but check it again before bed. For calgary weather today and tomorrow, the evening update is usually solid for the next 18 hours, though spring and winter can bring surprises.
Should I trust the hourly forecast for outdoor events?
For the same day, yes—especially for temperature and precipitation. For events more than 36 hours out, use the 7 day weather calgary as a guide and confirm with the hourly data the day before.