Aurora in Portland on February 27, 2025

February 27, 2025

Portland change region

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Probability of aurora in Portland

Probability of aurora as of end of day, February 27, 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 February 27, 2025, Portland time

Aurora over North America

Changes in the auroral oval on February 27, 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 February 27, 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 February 27, 2025.

0 % Washington

0 % New York

0 % Chicago

0 % Philadelphia

2 % Seattle

0 % Detroit

0 % Portland

0 % Boston

0 % Madison

4 % Bismarck

1 % Olympia

2 % Helena

1 % Saint Paul

34 % Fairbanks

16 % Anchorage

20 % Juneau

9 % Hooper Bay

17 % Nome

27 % Kotzebue

28 % Utqiagvik

8 % Bethel

20 % Cordova

Aurora intensity over 2 days

Changes in the auroral intensity index from February 26 to 27, 2025 in the northern hemisphere, Portland time

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