Aurora in Halifax on September 30, 2025

September 30, 2025

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Probability of aurora in Halifax

Probability of aurora as of end of day, September 30, 2025, Halifax time

2 % Halifax

Aurora intensity index

Auroral intensity index and estimated minimum latitude of auroral observations at zenith as of the end of September 30, 2025, Halifax time

Aurora over North America

Changes in the auroral oval on September 30, 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 September 30, 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 September 30, 2025.

3 % Ottawa

2 % Toronto

4 % Montreal

1 % Vancouver

5 % Calgary

12 % Edmonton

2 % Hamilton (Canada)

6 % Quebec

12 % Winnipeg

2 % Kitchener

11 % Saskatoon

7 % Red deer

49 % Salluit

61 % Arviat

49 % Yellowknife

12 % Whitehorse

43 % Thompson

5 % Prince george

48 % Rankin Inlet

34 % Iqaluit

31 % Inuvik

8 % Cambridge Bay

Aurora intensity over 2 days

Changes in the auroral intensity index from September 29 to 30, 2025 in the northern hemisphere, Halifax time

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