Aurora in Arviat on September 21, 2025

September 21, 2025

Arviat change region

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Probability of aurora in Arviat

Probability of aurora as of end of day, September 21, 2025, Arviat time

17 % Arviat

Aurora intensity index

Auroral intensity index and estimated minimum latitude of auroral observations at zenith as of the end of September 21, 2025, Arviat time

Aurora over North America

Changes in the auroral oval on September 21, 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 21, 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 21, 2025.

0 % Ottawa

0 % Toronto

0 % Montreal

0 % Vancouver

1 % Calgary

4 % Edmonton

0 % Hamilton (Canada)

0 % Quebec

3 % Winnipeg

0 % Kitchener

3 % Saskatoon

2 % Red deer

13 % Salluit

17 % Arviat

14 % Yellowknife

5 % Whitehorse

16 % Thompson

1 % Prince george

13 % Rankin Inlet

9 % Iqaluit

10 % Inuvik

3 % Cambridge Bay

Aurora intensity over 2 days

Changes in the auroral intensity index from September 20 to 21, 2025 in the northern hemisphere, Arviat time

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