Geomagnetic storms in San Antonio on August 19, 2026

August 19, 2026

San Antonio change region

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Maximum Kp index on August 19, 2026

Kp = 5

A geomagnetic storm was recorded — level G1

Kp = 5

Changes in the geomagnetic index Kp from August 17 to 19, 2026 for mid latitudes

Time zone — UTC−05 — summer time (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 August 2026 for mid latitudes

Time zone — UTC−05 — summer time (San Antonio | geographic coordinates — 29.46 N 98.52 W)

July 2026 September 2026

PNG API: JSON | TXT

Geomagnetic index A_p	20
Solar radio flux F10.7	126