Aurora in Lethbridge on September 11, 2026

September 11, 2026

Lethbridge change region

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Probability of aurora in Lethbridge

Probability of aurora as of end of day, September 11, 2026, Lethbridge time

3 % Lethbridge

Aurora intensity index

Auroral intensity index (1.9) and estimated minimum latitude of auroral observations at zenith as of the end of September 11, 2026, Lethbridge time

Aurora over North America

Changes in the auroral oval on September 11, 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 September 11, 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 September 11, 2026.

0 % Ottawa

0 % Toronto

1 % Montreal

1 % Vancouver

4 % Calgary

10 % Edmonton

0 % Hamilton (Canada)

1 % Quebec

8 % Winnipeg

0 % Kitchener

9 % Saskatoon

6 % Red deer

14 % Salluit

21 % Arviat

26 % Yellowknife

13 % Whitehorse

25 % Thompson

6 % Prince george

15 % Rankin Inlet

10 % Iqaluit

18 % Inuvik

4 % Cambridge Bay

Aurora intensity over 2 days

Changes in the auroral intensity index from September 10 to 11, 2026 in the northern hemisphere, Lethbridge time. Maximum — 2.5/10

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