Aurora in Cheyenne on February 15, 2026

February 15, 2026

Cheyenne change region

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Probability of aurora in Cheyenne

Probability of aurora as of end of day, February 15, 2026, Cheyenne time

0 % Cheyenne

Aurora intensity index

Auroral intensity index and estimated minimum latitude of auroral observations at zenith as of the end of February 15, 2026, Cheyenne time

Aurora over North America

Changes in the auroral oval on February 15, 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 February 15, 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 February 15, 2026.

0 % Washington

0 % New York

1 % Chicago

0 % Philadelphia

4 % Seattle

1 % Detroit

1 % Portland

0 % Boston

2 % Madison

8 % Bismarck

2 % Olympia

5 % Helena

4 % Saint Paul

71 % Fairbanks

36 % Anchorage

42 % Juneau

22 % Hooper Bay

40 % Nome

56 % Kotzebue

59 % Utqiagvik

21 % Bethel

44 % Cordova

Aurora intensity over 2 days

Changes in the auroral intensity index from February 14 to 15, 2026 in the northern hemisphere, Cheyenne time

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