Aurora in Bratsk on December 18, 2025

December 18, 2025

Bratsk change region

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Probability of aurora in Bratsk

Probability of aurora as of end of day, December 18, 2025, Bratsk time

0 % Bratsk

Aurora intensity index

Auroral intensity index and estimated minimum latitude of auroral observations at zenith as of the end of December 18, 2025, Bratsk time

Aurora over Russian Federation

Changes in the auroral oval on December 18, 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 18, 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 18, 2025.

0 % Moscow

1 % Saint Petersburg

0 % Novosibirsk

0 % Yekaterinburg

0 % Kazan

0 % Chelyabinsk

0 % Krasnoyarsk

0 % Nizhny Novgorod

0 % Rostov-on-Don

0 % Samara

0 % Voronezh

0 % Ufa

0 % Omsk

0 % Krasnodar

0 % Volgograd

0 % Perm

0 % Saratov

12 % Murmansk

3 % Nizhnevartovsk

5 % Arkhangelsk

5 % Yakutsk

2 % Syktyvkar

2 % Petrozavodsk

0 % Novgorod

2 % Khanty-Mansiysk

14 % Novy Urengoy

15 % Salekhard

11 % Anadyr

28 % Tiksi

17 % Vorkuta

Aurora intensity over 2 days

Changes in the auroral intensity index from December 17 to 18, 2025 in the northern hemisphere, Bratsk time

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