Aurora in Calgary on May 15, 2026

May 15, 2026

Calgary change region

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Probability of aurora in Calgary

Probability of aurora as of end of day, May 15, 2026, Calgary time

13 % Calgary

Aurora intensity index

Auroral intensity index and estimated minimum latitude of auroral observations at zenith as of the end of May 15, 2026, Calgary time

Aurora over North America

Changes in the auroral oval on May 15, 2026 in Canada from the beginning to the end of the day, Coordinated Universal Time (UTC)

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Aurora in the northern hemisphere

Changes in the auroral oval on May 15, 2026 in the northern hemisphere from the beginning to the end of the day, Coordinated Universal Time (UTC)

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Probability of aurora in cities of Canada

Estimated probabilities of aurora observations at zenith for cities in Canada as of end of day May 15, 2026.

1 % Ottawa

1 % Toronto

2 % Montreal

4 % Vancouver

13 % Calgary

27 % Edmonton

1 % Hamilton (Canada)

3 % Quebec

22 % Winnipeg

1 % Kitchener

24 % Saskatoon

17 % Red deer

26 % Salluit

31 % Arviat

47 % Yellowknife

32 % Whitehorse

47 % Thompson

16 % Prince george

21 % Rankin Inlet

19 % Iqaluit

42 % Inuvik

5 % Cambridge Bay

Aurora intensity over 2 days

Changes in the auroral intensity index from May 14 to 15, 2026 in the northern hemisphere, Calgary time

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