Aurora in Halifax on May 20, 2025

May 20, 2025

Halifax change region

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Probability of aurora in Halifax

Probability of aurora as of end of day, May 20, 2025, Halifax time

0 % Halifax

Aurora intensity index

Auroral intensity index and estimated minimum latitude of auroral observations at zenith as of the end of May 20, 2025, Halifax time

Aurora over North America

Changes in the auroral oval on May 20, 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 May 20, 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 May 20, 2025.

1 % Ottawa

0 % Toronto

1 % Montreal

0 % Vancouver

1 % Calgary

3 % Edmonton

0 % Hamilton (Canada)

1 % Quebec

3 % Winnipeg

0 % Kitchener

3 % Saskatoon

2 % Red deer

17 % Salluit

17 % Arviat

14 % Yellowknife

4 % Whitehorse

13 % Thompson

2 % Prince george

14 % Rankin Inlet

13 % Iqaluit

13 % Inuvik

6 % Cambridge Bay

Aurora intensity over 2 days

Changes in the auroral intensity index from May 19 to 20, 2025 in the northern hemisphere, Halifax time

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