Aurora in Concord on September 25, 2025

September 25, 2025

Concord change region

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Probability of aurora in Concord

Probability of aurora as of end of day, September 25, 2025, Concord time

0 % Concord

Aurora intensity index

Auroral intensity index and estimated minimum latitude of auroral observations at zenith as of the end of September 25, 2025, Concord time

Aurora over North America

Changes in the auroral oval on September 25, 2025 in United States 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 25, 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 United States

Estimated probabilities of aurora observations at zenith for cities in United States as of end of day September 25, 2025.

0 % Washington

0 % New York

0 % Chicago

0 % Philadelphia

0 % Seattle

0 % Detroit

0 % Portland

0 % Boston

0 % Madison

1 % Bismarck

0 % Olympia

0 % Helena

0 % Saint Paul

5 % Fairbanks

1 % Anchorage

2 % Juneau

0 % Hooper Bay

1 % Nome

3 % Kotzebue

9 % Utqiagvik

0 % Bethel

2 % Cordova

Aurora intensity over 2 days

Changes in the auroral intensity index from September 24 to 25, 2025 in the northern hemisphere, Concord time

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