Geomagnetic storms in Madison on March 31, 2026

March 31, 2026

Madison change region

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Maximum Kp index on March 31, 2026

Kp = 3

The Earth's magnetosphere was quiet

Kp = 3

Changes in the geomagnetic index Kp from March 29 to 31, 2026 for mid latitudes

Time zone — UTC−05 — summer time (Madison | geographic coordinates — 43.07 N 89.38 W)

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PNG API: JSON | TXT

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

Time zone — UTC−05 — summer time (Madison | geographic coordinates — 43.07 N 89.38 W)

February 2026 April 2026

PNG API: JSON | TXT

Geomagnetic index A_p	9
Solar radio flux F10.7	141