Geomagnetic storms in Tallinn on September 11, 2025

September 11, 2025

Tallinn change region

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Maximum Kp index on September 11, 2025

Kp = 4

Geomagnetic disturbances were observed

Kp = 4

Changes in the geomagnetic index Kp from September 9 to 11, 2025 for mid latitudes

Time zone — UTC+03 — summer time (Tallinn | geographic coordinates — 59.43 N 24.75 E)

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PNG API: JSON | TXT

Changes in the maximum daily geomagnetic index Kp in September 2025 for mid latitudes

Time zone — UTC+03 — summer time (Tallinn | geographic coordinates — 59.43 N 24.75 E)

August 2025 October 2025

PNG API: JSON | TXT

Geomagnetic index A_p	10
Solar radio flux F10.7	115