Aurora in Cheyenne on July 11, 2025

July 11, 2025

Cheyenne change region

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Probability of aurora in Cheyenne

Probability of aurora as of end of day, July 11, 2025, Cheyenne time

0 % Cheyenne

Aurora intensity index

Auroral intensity index and estimated minimum latitude of auroral observations at zenith as of the end of July 11, 2025, Cheyenne time

Aurora over North America

Changes in the auroral oval on July 11, 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 July 11, 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 July 11, 2025.

0 % Washington

0 % New York

0 % Chicago

0 % Philadelphia

1 % Seattle

0 % Detroit

0 % Portland

0 % Boston

0 % Madison

2 % Bismarck

0 % Olympia

1 % Helena

1 % Saint Paul

13 % Fairbanks

5 % Anchorage

7 % Juneau

3 % Hooper Bay

5 % Nome

9 % Kotzebue

16 % Utqiagvik

2 % Bethel

6 % Cordova

Aurora intensity over 2 days

Changes in the auroral intensity index from July 10 to 11, 2025 in the northern hemisphere, Cheyenne time

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