Geomagnetic storms in San Antonio on November 11, 2025

November 11, 2025

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Maximum Kp index on November 11, 2025

Kp = 9-

A geomagnetic storm was recorded — level G4

Kp = 9-

Changes in the geomagnetic index Kp from November 9 to 11, 2025 for mid latitudes

Time zone — UTC−06 (San Antonio | geographic coordinates — 29.46 N 98.52 W)

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PNG API: JSON | TXT

Changes in the maximum daily geomagnetic index Kp in November 2025 for mid latitudes

Time zone — UTC−06 (San Antonio | geographic coordinates — 29.46 N 98.52 W)

October 2025 December 2025

PNG API: JSON | TXT

Geomagnetic index A_p	7
Solar radio flux F10.7	168