Aurora in Moscow on October 4, 2025

October 4, 2025

Moscow change region

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Probability of aurora in Moscow

Probability of aurora as of end of day, October 4, 2025, Moscow time

2 % Moscow

Aurora intensity index

Auroral intensity index and estimated minimum latitude of auroral observations at zenith as of the end of October 4, 2025, Moscow time

Aurora over Russian Federation

Changes in the auroral oval on October 4, 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 October 4, 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 October 4, 2025.

2 % Moscow

10 % Saint Petersburg

0 % Novosibirsk

2 % Yekaterinburg

2 % Kazan

1 % Chelyabinsk

0 % Krasnoyarsk

2 % Nizhny Novgorod

0 % Rostov-on-Don

0 % Samara

0 % Voronezh

1 % Ufa

0 % Omsk

0 % Krasnodar

0 % Volgograd

4 % Perm

0 % Saratov

37 % Murmansk

9 % Nizhnevartovsk

33 % Arkhangelsk

2 % Yakutsk

19 % Syktyvkar

19 % Petrozavodsk

7 % Novgorod

11 % Khanty-Mansiysk

28 % Novy Urengoy

33 % Salekhard

2 % Anadyr

18 % Tiksi

33 % Vorkuta

Aurora intensity over 2 days

Changes in the auroral intensity index from October 3 to 4, 2025 in the northern hemisphere, Moscow time

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