Aurora in Ulan-Ude on April 21, 2026

April 21, 2026

Ulan-Ude change region

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Probability of aurora in Ulan-Ude

Probability of aurora as of end of day, April 21, 2026, Ulan-Ude time

0 % Ulan-Ude

Aurora intensity index

Auroral intensity index and estimated minimum latitude of auroral observations at zenith as of the end of April 21, 2026, Ulan-Ude time

Aurora over Russian Federation

Changes in the auroral oval on April 21, 2026 in Russia 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, 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 Russia

Estimated probabilities of aurora observations at zenith for cities in Russia as of end of day April 21, 2026.

1 % Moscow

3 % Saint Petersburg

1 % Novosibirsk

2 % Yekaterinburg

1 % Kazan

1 % Chelyabinsk

2 % Krasnoyarsk

1 % Nizhny Novgorod

0 % Rostov-on-Don

0 % Samara

0 % Voronezh

1 % Ufa

1 % Omsk

0 % Krasnodar

0 % Volgograd

2 % Perm

0 % Saratov

23 % Murmansk

9 % Nizhnevartovsk

11 % Arkhangelsk

12 % Yakutsk

7 % Syktyvkar

5 % Petrozavodsk

2 % Novgorod

8 % Khanty-Mansiysk

26 % Novy Urengoy

27 % Salekhard

24 % Anadyr

35 % Tiksi

31 % Vorkuta

Aurora intensity over 2 days

Changes in the auroral intensity index from April 20 to 21, 2026 in the northern hemisphere, Ulan-Ude time

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