Maximum Kp index on December 7, 2025
Kp = 3
Maximum Kp index on December 7, 2025
The Earth's magnetosphere was quiet
Kp = 3
Geomagnetic storms in Chicago on December 7, 2025
Time zone — UTC−06 (Chicago | 41.84 N 87.68 W)
Geomagnetic storms in Chicago in December 2025
Time zone — UTC−06 (Chicago | 41.84 N 87.68 W)
Geomagnetic activity indices on December 7, 2025
| Geomagnetic index Ap | 9 |
|---|---|
| Solar radio flux F10.7 | 194 |