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Geomagnetic storms in Helena — June 28, 2025

June 28, 2025
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Maximum Kp index on June 28, 2025

Kp = 3+

Maximum Kp index on June 28, 2025

The Earth's magnetosphere was quiet

Kp = 3+

Geomagnetic storms in Helena on June 28, 2025

Changes in the geomagnetic index Kp from June 26 to 28, 2025 for mid latitudes

Time zone — UTC−06 — summer time (Helena | geographic coordinates — 46.6 N 112.03 W)

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Geomagnetic index Kp for 3 days
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Geomagnetic storms in Helena in June 2025

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

Time zone — UTC−06 — summer time (Helena | geographic coordinates — 46.6 N 112.03 W)

May 2025 July 2025
Daily Kp index in June 2025
PNG API: JSON | TXT

Geomagnetic activity indices on June 28, 2025

Geomagnetic index Ap 9
Solar radio flux F10.7 122