Aurora in Boise on January 19, 2026

January 19, 2026

Boise change region

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Probability of aurora in Boise

Probability of aurora as of end of day, January 19, 2026, Boise time

4 % Boise

Aurora intensity index

Auroral intensity index and estimated minimum latitude of auroral observations at zenith as of the end of January 19, 2026, Boise time

Aurora over North America

Changes in the auroral oval on January 19, 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 January 19, 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 January 19, 2026.

0 % Washington

1 % New York

7 % Chicago

1 % Philadelphia

18 % Seattle

5 % Detroit

6 % Portland

1 % Boston

10 % Madison

41 % Bismarck

10 % Olympia

23 % Helena

20 % Saint Paul

100 % Fairbanks

100 % Anchorage

100 % Juneau

100 % Hooper Bay

100 % Nome

100 % Kotzebue

100 % Utqiagvik

97 % Bethel

100 % Cordova

Aurora intensity over 2 days

Changes in the auroral intensity index from January 18 to 19, 2026 in the northern hemisphere, Boise time

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