Aurora in Portland on March 16, 2025

March 16, 2025

Portland change region

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Probability of aurora in Portland

Probability of aurora as of end of day, March 16, 2025, Portland time

1 % Portland

Aurora intensity index

Auroral intensity index and estimated minimum latitude of auroral observations at zenith as of the end of March 16, 2025, Portland time

Aurora over North America

Changes in the auroral oval on March 16, 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 March 16, 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 March 16, 2025.

0 % Washington

0 % New York

0 % Chicago

0 % Philadelphia

2 % Seattle

0 % Detroit

1 % Portland

0 % Boston

1 % Madison

6 % Bismarck

1 % Olympia

3 % Helena

3 % Saint Paul

29 % Fairbanks

12 % Anchorage

17 % Juneau

6 % Hooper Bay

12 % Nome

21 % Kotzebue

29 % Utqiagvik

6 % Bethel

15 % Cordova

Aurora intensity over 2 days

Changes in the auroral intensity index from March 15 to 16, 2025 in the northern hemisphere, Portland time

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