Geomagnetic storms in Pierre on September 24, 2025

September 24, 2025

Pierre change region

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Maximum Kp index on September 24, 2025

Kp = 3-

The Earth's magnetosphere was quiet

Kp = 3-

Changes in the geomagnetic index Kp from September 22 to 24, 2025 for mid latitudes

Time zone — UTC−05 — summer time (Pierre | geographic coordinates — 44.37 N 100.34 W)

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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−05 — summer time (Pierre | geographic coordinates — 44.37 N 100.34 W)

August 2025 October 2025

PNG API: JSON | TXT

Geomagnetic index A_p	8
Solar radio flux F10.7	184