Aurora in Victoria on October 4, 2025

October 4, 2025

Victoria change region

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Probability of aurora in Victoria

Probability of aurora as of end of day, October 4, 2025, Victoria time

1 % Victoria

Aurora intensity index

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

Aurora over North America

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

1 % Ottawa

0 % Toronto

1 % Montreal

2 % Vancouver

10 % Calgary

23 % Edmonton

0 % Hamilton (Canada)

2 % Quebec

16 % Winnipeg

0 % Kitchener

19 % Saskatoon

14 % Red deer

16 % Salluit

23 % Arviat

37 % Yellowknife

29 % Whitehorse

35 % Thompson

13 % Prince george

16 % Rankin Inlet

11 % Iqaluit

33 % Inuvik

5 % Cambridge Bay

Aurora intensity over 2 days

Changes in the auroral intensity index from October 3 to 4, 2025 in the northern hemisphere, Victoria time

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