Aurora in Portland on January 21, 2025

January 21, 2025

Portland change region

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Probability of aurora in Portland

Probability of aurora as of end of day, January 21, 2025, Portland time

0 % Portland

Aurora intensity index

Auroral intensity index and estimated minimum latitude of auroral observations at zenith as of the end of January 21, 2025, Portland time

Aurora over North America

Changes in the auroral oval on January 21, 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 January 21, 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 January 21, 2025.

0 % Washington

0 % New York

0 % Chicago

0 % Philadelphia

1 % Seattle

0 % Detroit

0 % Portland

0 % Boston

0 % Madison

3 % Bismarck

0 % Olympia

1 % Helena

1 % Saint Paul

26 % Fairbanks

11 % Anchorage

15 % Juneau

5 % Hooper Bay

12 % Nome

20 % Kotzebue

23 % Utqiagvik

5 % Bethel

14 % Cordova

Aurora intensity over 2 days

Changes in the auroral intensity index from January 20 to 21, 2025 in the northern hemisphere, Portland time

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