Aurora in Halifax on April 4, 2025

April 4, 2025

Halifax change region

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Probability of aurora in Halifax

Probability of aurora as of end of day, April 4, 2025, Halifax time

3 % Halifax

Aurora intensity index

Auroral intensity index and estimated minimum latitude of auroral observations at zenith as of the end of April 4, 2025, Halifax time

Aurora over North America

Changes in the auroral oval on April 4, 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 April 4, 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 April 4, 2025.

7 % Ottawa

7 % Toronto

8 % Montreal

4 % Vancouver

13 % Calgary

23 % Edmonton

5 % Hamilton (Canada)

10 % Quebec

22 % Winnipeg

5 % Kitchener

22 % Saskatoon

16 % Red deer

66 % Salluit

74 % Arviat

61 % Yellowknife

19 % Whitehorse

63 % Thompson

13 % Prince george

57 % Rankin Inlet

51 % Iqaluit

32 % Inuvik

13 % Cambridge Bay

Aurora intensity over 2 days

Changes in the auroral intensity index from April 3 to 4, 2025 in the northern hemisphere, Halifax time

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