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Geomagnetic storms in Helena — July 31, 2025

July 31, 2025
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Maximum Kp index on July 31, 2025

Kp = 3-

Maximum Kp index on July 31, 2025

The Earth's magnetosphere was quiet

Kp = 3-

Geomagnetic storms in Helena on July 31, 2025

Changes in the geomagnetic index Kp from July 29 to 31, 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
PNG API: JSON | TXT

Geomagnetic storms in Helena in July 2025

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

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

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

Geomagnetic activity indices on July 31, 2025

Geomagnetic index Ap 11
Solar radio flux F10.7 145