Aurora in Denver on June 18, 2026

June 18, 2026

Denver change region

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Probability of aurora in Denver

Probability of aurora as of end of day, June 18, 2026, Denver time

0 % Denver

Aurora intensity index

Auroral intensity index and estimated minimum latitude of auroral observations at zenith as of the end of June 18, 2026, Denver time

Aurora over North America

Changes in the auroral oval on June 18, 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 June 18, 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 June 18, 2026.

0 % Washington

0 % New York

0 % Chicago

0 % Philadelphia

0 % Seattle

0 % Detroit

0 % Portland

0 % Boston

0 % Madison

1 % Bismarck

0 % Olympia

0 % Helena

0 % Saint Paul

7 % Fairbanks

2 % Anchorage

4 % Juneau

1 % Hooper Bay

3 % Nome

5 % Kotzebue

11 % Utqiagvik

1 % Bethel

3 % Cordova

Aurora intensity over 2 days

Changes in the auroral intensity index from June 17 to 18, 2026 in the northern hemisphere, Denver time

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