Geomagnetic storms in Harrisburg on April 28, 2026

April 28, 2026

Harrisburg change region

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Maximum Kp index on April 28, 2026

Kp = 1+

The Earth's magnetosphere was quiet

Kp = 1+

Changes in the geomagnetic index Kp from April 26 to 28, 2026 for mid latitudes

Time zone — UTC−05 — summer time (Harrisburg | geographic coordinates — 40.27 N 76.88 W)

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PNG API: JSON | TXT

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

Time zone — UTC−05 — summer time (Harrisburg | geographic coordinates — 40.27 N 76.88 W)

March 2026 May 2026

PNG API: JSON | TXT

Geomagnetic index A_p	3
Solar radio flux F10.7	149