Geomagnetic storms in Philadelphia on September 7, 2026

September 7, 2026

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Maximum Kp index on September 7, 2026

Kp = 4+

Geomagnetic disturbances were observed

Kp = 4+

Changes in the geomagnetic index Kp from September 5 to 7, 2026 for mid latitudes

Time zone — UTC−04 — summer time (Philadelphia | geographic coordinates — 40.01 N 75.13 W)

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PNG API: JSON | TXT

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

Time zone — UTC−04 — summer time (Philadelphia | geographic coordinates — 40.01 N 75.13 W)

August 2026

PNG API: JSON | TXT

Geomagnetic index A_p	19
Solar radio flux F10.7	110