Geomagnetic storms in Bismarck on June 21, 2026

June 21, 2026

Bismarck change region

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Maximum Kp index on June 21, 2026

Kp = 2-

The Earth's magnetosphere was quiet

Kp = 2-

Changes in the geomagnetic index Kp from June 19 to 21, 2026 for mid latitudes

Time zone — UTC−05 — summer time (Bismarck | geographic coordinates — 46.81 N 100.78 W)

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Changes in the maximum daily geomagnetic index Kp in June 2026 for mid latitudes

Time zone — UTC−05 — summer time (Bismarck | geographic coordinates — 46.81 N 100.78 W)

May 2026 July 2026

PNG API: JSON | TXT

Geomagnetic index A_p	5
Solar radio flux F10.7	128