Aurora in Portland on January 11, 2026

January 11, 2026

Portland change region

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Probability of aurora in Portland

Probability of aurora as of end of day, January 11, 2026, 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 11, 2026, Portland time

Aurora over North America

Changes in the auroral oval on January 11, 2026 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 11, 2026 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 11, 2026.

0 % Washington

0 % New York

0 % Chicago

0 % Philadelphia

2 % Seattle

0 % Detroit

0 % Portland

0 % Boston

0 % Madison

5 % Bismarck

1 % Olympia

3 % Helena

2 % Saint Paul

51 % Fairbanks

23 % Anchorage

29 % Juneau

12 % Hooper Bay

26 % Nome

41 % Kotzebue

47 % Utqiagvik

11 % Bethel

28 % Cordova

Aurora intensity over 2 days

Changes in the auroral intensity index from January 10 to 11, 2026 in the northern hemisphere, Portland time

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