Aurora in Gillam on April 17, 2025

April 17, 2025

Gillam change region

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Probability of aurora in Gillam

Probability of aurora as of end of day, April 17, 2025, Gillam time

38 % Gillam

Aurora intensity index

Auroral intensity index and estimated minimum latitude of auroral observations at zenith as of the end of April 17, 2025, Gillam time

Aurora over North America

Changes in the auroral oval on April 17, 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 17, 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 17, 2025.

2 % Ottawa

2 % Toronto

3 % Montreal

2 % Vancouver

7 % Calgary

14 % Edmonton

1 % Hamilton (Canada)

4 % Quebec

13 % Winnipeg

1 % Kitchener

13 % Saskatoon

9 % Red deer

24 % Salluit

34 % Arviat

38 % Yellowknife

14 % Whitehorse

37 % Thompson

7 % Prince george

23 % Rankin Inlet

17 % Iqaluit

28 % Inuvik

5 % Cambridge Bay

Aurora intensity over 2 days

Changes in the auroral intensity index from April 16 to 17, 2025 in the northern hemisphere, Gillam time

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