Aurora in Halifax on May 1, 2025

May 1, 2025

Halifax change region

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Probability of aurora in Halifax

Probability of aurora as of end of day, May 1, 2025, Halifax time

7 % Halifax

Aurora intensity index

Auroral intensity index and estimated minimum latitude of auroral observations at zenith as of the end of May 1, 2025, Halifax time

Aurora over North America

Changes in the auroral oval on May 1, 2025 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 1, 2025 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 1, 2025.

16 % Ottawa

16 % Toronto

16 % Montreal

9 % Vancouver

21 % Calgary

30 % Edmonton

13 % Hamilton (Canada)

17 % Quebec

30 % Winnipeg

13 % Kitchener

29 % Saskatoon

23 % Red deer

65 % Salluit

73 % Arviat

65 % Yellowknife

24 % Whitehorse

66 % Thompson

20 % Prince george

57 % Rankin Inlet

50 % Iqaluit

37 % Inuvik

15 % Cambridge Bay

Aurora intensity over 2 days

Changes in the auroral intensity index from April 30 to May 1, 2025 in the northern hemisphere, Halifax time

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