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Geomagnetic storms in Bismarck — May 20, 2026

May 20, 2026
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Maximum Kp index on May 20, 2026

Kp = 3

Maximum Kp index on May 20, 2026

The Earth's magnetosphere was quiet

Kp = 3

Geomagnetic storms in Bismarck on May 20, 2026

Changes in the geomagnetic index Kp from May 18 to 20, 2026 for mid latitudes

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

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Geomagnetic index Kp for 3 days
PNG API: JSON | TXT

Geomagnetic storms in Bismarck in May 2026

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

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

April 2026 June 2026
Daily Kp index in May 2026
PNG API: JSON | TXT

Geomagnetic activity indices on May 20, 2026

Geomagnetic index Ap 8
Solar radio flux F10.7 114