Aurora in Yerevan on April 21, 2025

April 21, 2025

Yerevan change region

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Probability of aurora in Yerevan

Probability of aurora as of end of day, April 21, 2025, Yerevan time

0 % Yerevan

Aurora intensity index

Auroral intensity index and estimated minimum latitude of auroral observations at zenith as of the end of April 21, 2025, Yerevan time

Aurora over Europe

Changes in the auroral oval on April 21, 2025 in Europe 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 April 21, 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 Europe

Estimated probabilities of aurora observations at zenith for cities in Europe as of end of day April 21, 2025.

0 % London

0 % Berlin

0 % Madrid

0 % Rome

0 % Amsterdam

0 % Paris

0 % Vienna

0 % Bucharest

0 % Warsaw

0 % Budapest

0 % Belgrade

0 % Prague

0 % Sofia

0 % Brussels

11 % Helsinki

1 % Dublin

1 % Vilnius

4 % Riga

8 % Tallinn

10 % Oslo

2 % Copenhagen

29 % Reykjavik

Aurora intensity over 2 days

Changes in the auroral intensity index from April 20 to 21, 2025 in the northern hemisphere, Yerevan time

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