Geomagnetic storms in Frankfort — December 31, 2025
Geomagnetic storms in Frankfort on Dec 31, 2025
the Earth's magnetosphere was quiet (Kp = 3.00)
Geomagnetic storms in the last 3 days
Changes in the geomagnetic index Kp from December 29 to 31, 2025 for mid latitudes
Location — Frankfort (geographic coordinates — 38.2 N -84.86 W | time zone UTC-06)
This chart in PNG format — high resolution
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Geomagnetic storms in Frankfort in December 2025
Changes in the maximum daily geomagnetic index Kp in December 2025 for mid latitudes
Location — Frankfort (geographic coordinates — 38.2 N -84.86 W | time zone UTC-06)
This chart in PNG format — high resolution
API data: JSON or TXT
Other activity indices
Index AP = 4
Index F10.7 = 171