Aurora in Thunder bay on April 3, 2026

April 3, 2026

Thunder bay change region

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Probability of aurora in Thunder bay

Probability of aurora as of end of day, April 3, 2026, Thunder bay time

4 % Thunder bay

Aurora intensity index

Auroral intensity index and estimated minimum latitude of auroral observations at zenith as of the end of April 3, 2026, Thunder bay time

Aurora over North America

Changes in the auroral oval on April 3, 2026 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 3, 2026 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 3, 2026.

1 % Ottawa

1 % Toronto

1 % Montreal

0 % Vancouver

3 % Calgary

7 % Edmonton

0 % Hamilton (Canada)

2 % Quebec

6 % Winnipeg

0 % Kitchener

6 % Saskatoon

4 % Red deer

21 % Salluit

24 % Arviat

21 % Yellowknife

6 % Whitehorse

22 % Thompson

3 % Prince george

18 % Rankin Inlet

15 % Iqaluit

16 % Inuvik

4 % Cambridge Bay

Aurora intensity over 2 days

Changes in the auroral intensity index from April 2 to 3, 2026 in the northern hemisphere, Thunder bay time

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