Aurora in Anchorage on December 17, 2025

December 17, 2025

Anchorage change region

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Probability of aurora in Anchorage

Probability of aurora as of end of day, December 17, 2025, Anchorage time

32 % Anchorage

Aurora intensity index

Auroral intensity index and estimated minimum latitude of auroral observations at zenith as of the end of December 17, 2025, Anchorage time

Aurora over North America

Changes in the auroral oval on December 17, 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 December 17, 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 December 17, 2025.

0 % Washington

0 % New York

0 % Chicago

0 % Philadelphia

2 % Seattle

0 % Detroit

0 % Portland

0 % Boston

0 % Madison

6 % Bismarck

1 % Olympia

3 % Helena

2 % Saint Paul

67 % Fairbanks

32 % Anchorage

40 % Juneau

17 % Hooper Bay

37 % Nome

56 % Kotzebue

62 % Utqiagvik

16 % Bethel

40 % Cordova

Aurora intensity over 2 days

Changes in the auroral intensity index from December 16 to 17, 2025 in the northern hemisphere, Anchorage time

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