Aurora in Gillam on August 18, 2025

August 18, 2025

Gillam change region

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Probability of aurora in Gillam

Probability of aurora as of end of day, August 18, 2025, Gillam time

16 % Gillam

Aurora intensity index

Auroral intensity index and estimated minimum latitude of auroral observations at zenith as of the end of August 18, 2025, Gillam time

Aurora over North America

Changes in the auroral oval on August 18, 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 August 18, 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 August 18, 2025.

0 % Ottawa

0 % Toronto

0 % Montreal

0 % Vancouver

1 % Calgary

4 % Edmonton

0 % Hamilton (Canada)

1 % Quebec

3 % Winnipeg

0 % Kitchener

3 % Saskatoon

2 % Red deer

13 % Salluit

16 % Arviat

14 % Yellowknife

4 % Whitehorse

15 % Thompson

1 % Prince george

12 % Rankin Inlet

9 % Iqaluit

10 % Inuvik

4 % Cambridge Bay

Aurora intensity over 2 days

Changes in the auroral intensity index from August 17 to 18, 2025 in the northern hemisphere, Gillam time

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