Aurora in Tomsk on December 21, 2025

December 21, 2025

Tomsk change region

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Probability of aurora in Tomsk

Probability of aurora as of end of day, December 21, 2025, Tomsk time

3 % Tomsk

Aurora intensity index

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

Aurora over Russian Federation

Changes in the auroral oval on December 21, 2025 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 December 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 Russia

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

3 % Moscow

15 % Saint Petersburg

2 % Novosibirsk

7 % Yekaterinburg

4 % Kazan

2 % Chelyabinsk

3 % Krasnoyarsk

4 % Nizhny Novgorod

0 % Rostov-on-Don

1 % Samara

0 % Voronezh

2 % Ufa

2 % Omsk

0 % Krasnodar

0 % Volgograd

10 % Perm

0 % Saratov

73 % Murmansk

23 % Nizhnevartovsk

50 % Arkhangelsk

13 % Yakutsk

30 % Syktyvkar

27 % Petrozavodsk

11 % Novgorod

24 % Khanty-Mansiysk

67 % Novy Urengoy

74 % Salekhard

25 % Anadyr

68 % Tiksi

81 % Vorkuta

Aurora intensity over 2 days

Changes in the auroral intensity index from December 20 to 21, 2025 in the northern hemisphere, Tomsk time

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