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Geomagnetic storms in Charleston — August 18, 2026

August 18, 2026
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Maximum Kp index on August 18, 2026

Kp = 5+

Maximum Kp index on August 18, 2026

A geomagnetic storm was recorded — level G1

Kp = 5+

Geomagnetic storms in Charleston on August 18, 2026

Changes in the geomagnetic index Kp from August 16 to 18, 2026 for mid latitudes

Time zone — UTC−04 — summer time (Charleston | geographic coordinates — 38.35 N 81.63 W)

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Geomagnetic index Kp for 3 days
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Geomagnetic storms in Charleston in August 2026

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

Time zone — UTC−04 — summer time (Charleston | geographic coordinates — 38.35 N 81.63 W)

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Daily Kp index in August 2026
PNG API: JSON | TXT

Geomagnetic activity indices on August 18, 2026

Geomagnetic index Ap 25
Solar radio flux F10.7 125