Maximum Kp index on December 4, 2025
Kp = 5-
Maximum Kp index on December 4, 2025
Geomagnetic disturbances were observed
Kp = 5-
Geomagnetic storms in Cheyenne on December 4, 2025
Time zone — UTC−07 (Cheyenne | 41.15 N 104.8 W)
Geomagnetic storms in Cheyenne in December 2025
Time zone — UTC−07 (Cheyenne | 41.15 N 104.8 W)
Geomagnetic activity indices on December 4, 2025
| Geomagnetic index Ap | 32 |
|---|---|
| Solar radio flux F10.7 | 220 |